cleanup sources and prepare for 2.6.27

SVN-Revision: 13660

35 files changed, 1931 insertions, 1543 deletions

diff --git a/target/linux/ifxmips/Makefile b/target/linux/ifxmips/Makefile
index a04f19db72..69502d15aa 100644
--- a/target/linux/ifxmips/Makefile
+++ b/target/linux/ifxmips/Makefile
@@ -12,6 +12,7 @@ BOARDNAME:=Infineon Mips
 FEATURES:=squashfs jffs2
 SUBTARGETS:=generic nfs
 LINUX_VERSION:=2.6.26.8
+#LINUX_VERSION:=2.6.27.9
 
 include $(INCLUDE_DIR)/target.mk
 DEFAULT_PACKAGES+=uboot-ifxmips
diff --git a/target/linux/ifxmips/config-2.6.26 b/target/linux/ifxmips/config-2.6.26
index f6f4b69b95..656fa01f0b 100644
--- a/target/linux/ifxmips/config-2.6.26
+++ b/target/linux/ifxmips/config-2.6.26
@@ -22,11 +22,11 @@ CONFIG_CPU_HAS_SYNC=y
 # CONFIG_CPU_LITTLE_ENDIAN is not set
 # CONFIG_CPU_LOONGSON2 is not set
 CONFIG_CPU_MIPS32=y
-CONFIG_CPU_MIPS32_R1=y
-# CONFIG_CPU_MIPS32_R2 is not set
+# CONFIG_CPU_MIPS32_R1 is not set
+CONFIG_CPU_MIPS32_R2=y
 # CONFIG_CPU_MIPS64_R1 is not set
 # CONFIG_CPU_MIPS64_R2 is not set
-CONFIG_CPU_MIPSR1=y
+CONFIG_CPU_MIPSR2=y
 # CONFIG_CPU_NEVADA is not set
 # CONFIG_CPU_R10000 is not set
 # CONFIG_CPU_R3000 is not set
@@ -113,6 +113,7 @@ CONFIG_MIPS_MT_DISABLED=y
 # CONFIG_MIPS_MT_SMTC is not set
 # CONFIG_MIPS_SEAD is not set
 # CONFIG_MIPS_SIM is not set
+# CONFIG_MIPS_VPE_LOADER is not set
 CONFIG_MTD=y
 # CONFIG_MTD_ABSENT is not set
 CONFIG_MTD_BLKDEVS=y
@@ -166,7 +167,6 @@ CONFIG_MTD_PARTITIONS=y
 # CONFIG_NE2K_PCI is not set
 # CONFIG_NET_VENDOR_3COM is not set
 # CONFIG_NO_IOPORT is not set
-# CONFIG_OCF_OCF is not set
 CONFIG_PAGEFLAGS_EXTENDED=y
 # CONFIG_PAGE_SIZE_16KB is not set
 CONFIG_PAGE_SIZE_4KB=y
@@ -180,6 +180,7 @@ CONFIG_PCI_DOMAINS=y
 # CONFIG_PMC_YOSEMITE is not set
 # CONFIG_PNX8550_JBS is not set
 # CONFIG_PNX8550_STB810 is not set
+# CONFIG_PROM_EMU is not set
 # CONFIG_R6040 is not set
 CONFIG_RFKILL_LEDS=y
 CONFIG_RTC_LIB=y
@@ -208,10 +209,12 @@ CONFIG_SSB_POSSIBLE=y
 CONFIG_SWAP_IO_SPACE=y
 CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_SYS_HAS_CPU_MIPS32_R1=y
+CONFIG_SYS_HAS_CPU_MIPS32_R2=y
 CONFIG_SYS_HAS_EARLY_PRINTK=y
 CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
 CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
 CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y
+CONFIG_SYS_SUPPORTS_MULTITHREADING=y
 # CONFIG_TC35815 is not set
 # CONFIG_TICK_ONESHOT is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
diff --git a/target/linux/ifxmips/config-2.6.27 b/target/linux/ifxmips/config-2.6.27
new file mode 100644
index 0000000000..27cc9eddef
--- /dev/null
+++ b/target/linux/ifxmips/config-2.6.27
@@ -0,0 +1,257 @@
+CONFIG_32BIT=y
+# CONFIG_64BIT is not set
+# CONFIG_8139TOO is not set
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
+CONFIG_ARCH_POPULATES_NODE_MAP=y
+# CONFIG_ARCH_SUPPORTS_MSI is not set
+CONFIG_ARCH_SUPPORTS_OPROFILE=y
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+# CONFIG_ATM is not set
+CONFIG_BASE_SMALL=0
+# CONFIG_BCM47XX is not set
+CONFIG_BITREVERSE=y
+# CONFIG_BT is not set
+CONFIG_CEVT_R4K=y
+CONFIG_CLASSIC_RCU=y
+CONFIG_CMDLINE="console=ttyS0,9600 rootfstype=squashfs,jffs2 init=/etc/preinit"
+CONFIG_CPU_BIG_ENDIAN=y
+CONFIG_CPU_HAS_LLSC=y
+CONFIG_CPU_HAS_PREFETCH=y
+CONFIG_CPU_HAS_SYNC=y
+# CONFIG_CPU_LITTLE_ENDIAN is not set
+# CONFIG_CPU_LOONGSON2 is not set
+CONFIG_CPU_MIPS32=y
+# CONFIG_CPU_MIPS32_R1 is not set
+CONFIG_CPU_MIPS32_R2=y
+# CONFIG_CPU_MIPS64_R1 is not set
+# CONFIG_CPU_MIPS64_R2 is not set
+CONFIG_CPU_MIPSR2=y
+# CONFIG_CPU_NEVADA is not set
+# CONFIG_CPU_R10000 is not set
+# CONFIG_CPU_R3000 is not set
+# CONFIG_CPU_R4300 is not set
+# CONFIG_CPU_R4X00 is not set
+# CONFIG_CPU_R5000 is not set
+# CONFIG_CPU_R5432 is not set
+# CONFIG_CPU_R6000 is not set
+# CONFIG_CPU_R8000 is not set
+# CONFIG_CPU_RM7000 is not set
+# CONFIG_CPU_RM9000 is not set
+# CONFIG_CPU_SB1 is not set
+CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_HIGHMEM=y
+# CONFIG_CPU_TX39XX is not set
+# CONFIG_CPU_TX49XX is not set
+# CONFIG_CPU_VR41XX is not set
+CONFIG_CRYPTO_GF128MUL=m
+CONFIG_CSRC_R4K=y
+CONFIG_DEVPORT=y
+# CONFIG_DM9000 is not set
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
+CONFIG_DMA_NONCOHERENT=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_FS_POSIX_ACL=y
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+CONFIG_GENERIC_CMOS_UPDATE=y
+# CONFIG_GENERIC_FIND_FIRST_BIT is not set
+CONFIG_GENERIC_FIND_NEXT_BIT=y
+CONFIG_GENERIC_GPIO=y
+# CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ is not set
+CONFIG_GPIO_DEVICE=y
+CONFIG_HAS_DMA=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_HAVE_ARCH_TRACEHOOK is not set
+# CONFIG_HAVE_CLK is not set
+# CONFIG_HAVE_DMA_ATTRS is not set
+# CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS is not set
+# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
+CONFIG_HAVE_IDE=y
+# CONFIG_HAVE_IOREMAP_PROT is not set
+# CONFIG_HAVE_KPROBES is not set
+# CONFIG_HAVE_KRETPROBES is not set
+CONFIG_HAVE_OPROFILE=y
+CONFIG_HAVE_STD_PC_SERIAL_PORT=y
+# CONFIG_HIGH_RES_TIMERS is not set
+CONFIG_HW_HAS_PCI=y
+CONFIG_HW_RANDOM=y
+# CONFIG_I2C is not set
+# CONFIG_IDE is not set
+CONFIG_IFXMIPS=y
+CONFIG_IFXMIPS_EEPROM=y
+CONFIG_IFXMIPS_GPIO_RST_BTN=y
+# CONFIG_IFXMIPS_MEI is not set
+CONFIG_IFXMIPS_MII0=y
+# CONFIG_IFXMIPS_PROM_ASC0 is not set
+CONFIG_IFXMIPS_PROM_ASC1=y
+CONFIG_IFXMIPS_SSC=y
+CONFIG_IFXMIPS_WDT=y
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_IRQ_CPU=y
+CONFIG_KALLSYMS=y
+CONFIG_KMOD=y
+# CONFIG_LEDS_ALIX is not set
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_IFXMIPS=y
+# CONFIG_LEMOTE_FULONG is not set
+# CONFIG_MACH_ALCHEMY is not set
+# CONFIG_MACH_DECSTATION is not set
+# CONFIG_MACH_JAZZ is not set
+# CONFIG_MACH_TX39XX is not set
+# CONFIG_MACH_TX49XX is not set
+# CONFIG_MACH_VR41XX is not set
+# CONFIG_MFD_CORE is not set
+# CONFIG_MFD_TMIO is not set
+# CONFIG_MIKROTIK_RB532 is not set
+CONFIG_MIPS=y
+# CONFIG_MIPS_COBALT is not set
+CONFIG_MIPS_L1_CACHE_SHIFT=5
+# CONFIG_MIPS_MACHINE is not set
+# CONFIG_MIPS_MALTA is not set
+CONFIG_MIPS_MT_DISABLED=y
+# CONFIG_MIPS_MT_SMP is not set
+# CONFIG_MIPS_MT_SMTC is not set
+# CONFIG_MIPS_SIM is not set
+# CONFIG_MIPS_VPE_LOADER is not set
+CONFIG_MTD=y
+# CONFIG_MTD_ABSENT is not set
+CONFIG_MTD_BLKDEVS=y
+CONFIG_MTD_BLOCK=y
+# CONFIG_MTD_BLOCK2MTD is not set
+CONFIG_MTD_CFI=y
+CONFIG_MTD_CFI_ADV_OPTIONS=y
+CONFIG_MTD_CFI_AMDSTD=y
+# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set
+CONFIG_MTD_CFI_GEOMETRY=y
+CONFIG_MTD_CFI_I1=y
+CONFIG_MTD_CFI_I2=y
+# CONFIG_MTD_CFI_I4 is not set
+# CONFIG_MTD_CFI_I8 is not set
+# CONFIG_MTD_CFI_INTELEXT is not set
+# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set
+CONFIG_MTD_CFI_NOSWAP=y
+# CONFIG_MTD_CFI_STAA is not set
+CONFIG_MTD_CFI_UTIL=y
+CONFIG_MTD_CHAR=y
+CONFIG_MTD_CMDLINE_PARTS=y
+CONFIG_MTD_COMPLEX_MAPPINGS=y
+# CONFIG_MTD_CONCAT is not set
+CONFIG_MTD_GEN_PROBE=y
+CONFIG_MTD_IFXMIPS=y
+# CONFIG_MTD_JEDECPROBE is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_1 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
+CONFIG_MTD_MAP_BANK_WIDTH_2=y
+# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_4 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
+# CONFIG_MTD_MTDRAM is not set
+# CONFIG_MTD_ONENAND is not set
+# CONFIG_MTD_OTP is not set
+CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_PCI is not set
+# CONFIG_MTD_PHRAM is not set
+# CONFIG_MTD_PHYSMAP is not set
+# CONFIG_MTD_PLATRAM is not set
+# CONFIG_MTD_PMC551 is not set
+# CONFIG_MTD_RAM is not set
+# CONFIG_MTD_REDBOOT_PARTS is not set
+# CONFIG_MTD_ROM is not set
+# CONFIG_MTD_SLRAM is not set
+# CONFIG_NATSEMI is not set
+CONFIG_NF_CT_ACCT=y
+# CONFIG_NO_IOPORT is not set
+CONFIG_PAGEFLAGS_EXTENDED=y
+# CONFIG_PAGE_SIZE_16KB is not set
+CONFIG_PAGE_SIZE_4KB=y
+# CONFIG_PAGE_SIZE_64KB is not set
+# CONFIG_PAGE_SIZE_8KB is not set
+CONFIG_PCI=y
+CONFIG_PCI_DOMAINS=y
+# CONFIG_PCSPKR_PLATFORM is not set
+# CONFIG_PMC_MSP is not set
+# CONFIG_PMC_YOSEMITE is not set
+# CONFIG_PNX8550_JBS is not set
+# CONFIG_PNX8550_STB810 is not set
+# CONFIG_PROBE_INITRD_HEADER is not set
+# CONFIG_PROM_EMU is not set
+# CONFIG_R6040 is not set
+CONFIG_RFKILL_LEDS=y
+CONFIG_RTC_LIB=y
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_SCSI_WAIT_SCAN=m
+# CONFIG_SERIAL_8250 is not set
+CONFIG_SERIAL_IFXMIPS=y
+# CONFIG_SGI_IP22 is not set
+# CONFIG_SGI_IP27 is not set
+# CONFIG_SGI_IP28 is not set
+# CONFIG_SGI_IP32 is not set
+# CONFIG_SIBYTE_BIGSUR is not set
+# CONFIG_SIBYTE_CARMEL is not set
+# CONFIG_SIBYTE_CRHINE is not set
+# CONFIG_SIBYTE_CRHONE is not set
+# CONFIG_SIBYTE_LITTLESUR is not set
+# CONFIG_SIBYTE_RHONE is not set
+# CONFIG_SIBYTE_SENTOSA is not set
+# CONFIG_SIBYTE_SWARM is not set
+# CONFIG_SOFT_WATCHDOG is not set
+# CONFIG_SPARSEMEM_STATIC is not set
+# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set
+CONFIG_SSB_POSSIBLE=y
+# CONFIG_SWAP is not set
+CONFIG_SWAP_IO_SPACE=y
+CONFIG_SYSVIPC_SYSCTL=y
+CONFIG_SYS_HAS_CPU_MIPS32_R1=y
+CONFIG_SYS_HAS_CPU_MIPS32_R2=y
+CONFIG_SYS_HAS_EARLY_PRINTK=y
+CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
+CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
+CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y
+CONFIG_SYS_SUPPORTS_MULTITHREADING=y
+# CONFIG_TC35815 is not set
+# CONFIG_TICK_ONESHOT is not set
+CONFIG_TRAD_SIGNALS=y
+CONFIG_USB=m
+CONFIG_USB_AMD5536UDC=y
+# CONFIG_USB_CDC_COMPOSITE is not set
+# CONFIG_USB_DWC_HCD is not set
+# CONFIG_USB_EHCI_HCD is not set
+CONFIG_USB_ETH=y
+CONFIG_USB_ETH_RNDIS=y
+# CONFIG_USB_FILE_STORAGE is not set
+CONFIG_USB_GADGET=y
+# CONFIG_USB_GADGETFS is not set
+CONFIG_USB_GADGET_AMD5536UDC=y
+# CONFIG_USB_GADGET_AT91 is not set
+# CONFIG_USB_GADGET_ATMEL_USBA is not set
+CONFIG_USB_GADGET_DEBUG_FILES=y
+CONFIG_USB_GADGET_DEBUG_FS=y
+CONFIG_USB_GADGET_DUALSPEED=y
+# CONFIG_USB_GADGET_DUMMY_HCD is not set
+# CONFIG_USB_GADGET_FSL_USB2 is not set
+# CONFIG_USB_GADGET_GOKU is not set
+# CONFIG_USB_GADGET_LH7A40X is not set
+# CONFIG_USB_GADGET_M66592 is not set
+# CONFIG_USB_GADGET_MUSB_HDRC is not set
+# CONFIG_USB_GADGET_NET2280 is not set
+# CONFIG_USB_GADGET_OMAP is not set
+# CONFIG_USB_GADGET_PXA25X is not set
+# CONFIG_USB_GADGET_PXA27X is not set
+# CONFIG_USB_GADGET_S3C2410 is not set
+CONFIG_USB_GADGET_SELECTED=y
+# CONFIG_USB_G_PRINTER is not set
+# CONFIG_USB_G_SERIAL is not set
+# CONFIG_USB_MIDI_GADGET is not set
+CONFIG_USB_SUPPORT=y
+# CONFIG_USB_UHCI_HCD is not set
+# CONFIG_USB_ZERO is not set
+# CONFIG_VGASTATE is not set
+# CONFIG_VIA_RHINE is not set
+CONFIG_VIDEO_MEDIA=m
+CONFIG_VIDEO_V4L2=m
+CONFIG_VIDEO_V4L2_COMMON=m
+CONFIG_ZONE_DMA_FLAG=0
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/board.c b/target/linux/ifxmips/files/arch/mips/ifxmips/board.c
index 937737968c..2a803ff85a 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/board.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/board.c
@@ -70,7 +70,7 @@ struct ifxmips_board {
 	int num_devs;
 };
 
-spinlock_t ebu_lock = SPIN_LOCK_UNLOCKED;
+DEFINE_SPINLOCK(ebu_lock);
 EXPORT_SYMBOL_GPL(ebu_lock);
 
 static unsigned char ifxmips_ethaddr[6];
@@ -245,7 +245,7 @@ static int __init ifxmips_set_ethaddr(char *str)
 {
 #define IS_HEX(x) \
 	(((x >= '0' && x <= '9') || (x >= 'a' && x <= 'f') \
-		|| (x >= 'A' && x <= 'F'))?(1):(0))
+		|| (x >= 'A' && x <= 'F')) ? (1) : (0))
 	int i;
 	str = strchr(str, '=');
 	if (!str)
@@ -354,8 +354,8 @@ int __init ifxmips_init_devices(void)
 #endif
 	ifxmips_led_data.leds = board->ifxmips_leds;
 
-	printk(KERN_INFO "%s:%s[%d]adding %d devs\n",
-		__FILE__, __func__, __LINE__, board->num_devs);
+	printk(KERN_INFO "%s: adding %d devs\n",
+		__func__, board->num_devs);
 
 	ifxmips_gpio.resource = &board->reset_resource;
 	ifxmips_gpio_dev.resource = &board->gpiodev_resource;
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/clock.c b/target/linux/ifxmips/files/arch/mips/ifxmips/clock.c
index fc3658b71f..40a6b99194 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/clock.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/clock.c
@@ -14,7 +14,7 @@
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
  *   Copyright (C) 2007 Xu Liang, infineon
- *   Copyright (C) 2008 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2008 John Crispin <blogic@openwrt.org>
  */
 
 #include <linux/kernel.h>
@@ -24,8 +24,8 @@
 #include <linux/fs.h>
 #include <linux/miscdevice.h>
 #include <linux/init.h>
-#include <asm/uaccess.h>
-#include <asm/unistd.h>
+#include <linux/uaccess.h>
+#include <linux/unistd.h>
 #include <asm/irq.h>
 #include <asm/div64.h>
 #include <linux/errno.h>
@@ -204,7 +204,7 @@ cgu_get_fpi_bus_clock(int fpi)
 
 void cgu_setup_pci_clk(int external_clock)
 {
-	//set clock to 33Mhz 
+	//set clock to 33Mhz
 	ifxmips_w32(ifxmips_r32(IFXMIPS_CGU_IFCCR) & ~0xf00000, IFXMIPS_CGU_IFCCR);
 	ifxmips_w32(ifxmips_r32(IFXMIPS_CGU_IFCCR) | 0x800000, IFXMIPS_CGU_IFCCR);
 	if(external_clock)
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/dma-core.c b/target/linux/ifxmips/files/arch/mips/ifxmips/dma-core.c
index a57b803e53..b31c622801 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/dma-core.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/dma-core.c
@@ -15,9 +15,9 @@
 #include <linux/vmalloc.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
 #include <linux/errno.h>
-#include <asm/io.h>
+#include <linux/io.h>
 
 #include <asm/ifxmips/ifxmips.h>
 #include <asm/ifxmips/ifxmips_irq.h>
@@ -32,16 +32,16 @@
 #define DMA_INT_BUDGET      100	/*budget for interrupt handling */
 #define DMA_POLL_COUNTER    4	/*fix me, set the correct counter value here! */
 
-extern void ifxmips_mask_and_ack_irq (unsigned int irq_nr);
-extern void ifxmips_enable_irq (unsigned int irq_nr);
-extern void ifxmips_disable_irq (unsigned int irq_nr);
+extern void ifxmips_mask_and_ack_irq(unsigned int irq_nr);
+extern void ifxmips_enable_irq(unsigned int irq_nr);
+extern void ifxmips_disable_irq(unsigned int irq_nr);
 
 u64 *g_desc_list;
 _dma_device_info dma_devs[MAX_DMA_DEVICE_NUM];
 _dma_channel_info dma_chan[MAX_DMA_CHANNEL_NUM];
 
-char global_device_name[MAX_DMA_DEVICE_NUM][20] =
-	{ {"PPE"}, {"DEU"}, {"SPI"}, {"SDIO"}, {"MCTRL0"}, {"MCTRL1"} };
+static const char *global_device_name[MAX_DMA_DEVICE_NUM] =
+	{ "PPE", "DEU", "SPI", "SDIO", "MCTRL0", "MCTRL1" };
 
 _dma_chan_map default_dma_map[MAX_DMA_CHANNEL_NUM] = {
 	{"PPE", IFXMIPS_DMA_RX, 0, IFXMIPS_DMA_CH0_INT, 0},
@@ -67,34 +67,30 @@ _dma_chan_map default_dma_map[MAX_DMA_CHANNEL_NUM] = {
 };
 
 _dma_chan_map *chan_map = default_dma_map;
-volatile u32 g_ifxmips_dma_int_status = 0;
-volatile int g_ifxmips_dma_in_process = 0;/*0=not in process,1=in process*/
+volatile u32 g_ifxmips_dma_int_status;
+volatile int g_ifxmips_dma_in_process; /* 0=not in process, 1=in process */
 
-void do_dma_tasklet (unsigned long);
-DECLARE_TASKLET (dma_tasklet, do_dma_tasklet, 0);
+void do_dma_tasklet(unsigned long);
+DECLARE_TASKLET(dma_tasklet, do_dma_tasklet, 0);
 
-u8*
-common_buffer_alloc (int len, int *byte_offset, void **opt)
+u8 *common_buffer_alloc(int len, int *byte_offset, void **opt)
 {
-	u8 *buffer = (u8 *) kmalloc (len * sizeof (u8), GFP_KERNEL);
+	u8 *buffer = kmalloc(len * sizeof(u8), GFP_KERNEL);
 
 	*byte_offset = 0;
 
 	return buffer;
 }
 
-void
-common_buffer_free (u8 *dataptr, void *opt)
+void common_buffer_free(u8 *dataptr, void *opt)
 {
-	if (dataptr)
-		kfree(dataptr);
+	kfree(dataptr);
 }
 
-void
-enable_ch_irq (_dma_channel_info *pCh)
+void enable_ch_irq(_dma_channel_info *pCh)
 {
 	int chan_no = (int)(pCh - dma_chan);
-	int flag;
+	unsigned long flag;
 
 	local_irq_save(flag);
 	ifxmips_w32(chan_no, IFXMIPS_DMA_CS);
@@ -104,10 +100,9 @@ enable_ch_irq (_dma_channel_info *pCh)
 	ifxmips_enable_irq(pCh->irq);
 }
 
-void
-disable_ch_irq (_dma_channel_info *pCh)
+void disable_ch_irq(_dma_channel_info *pCh)
 {
-	int flag;
+	unsigned long flag;
 	int chan_no = (int) (pCh - dma_chan);
 
 	local_irq_save(flag);
@@ -119,24 +114,22 @@ disable_ch_irq (_dma_channel_info *pCh)
 	ifxmips_mask_and_ack_irq(pCh->irq);
 }
 
-void
-open_chan (_dma_channel_info *pCh)
+void open_chan(_dma_channel_info *pCh)
 {
-	int flag;
+	unsigned long flag;
 	int chan_no = (int)(pCh - dma_chan);
 
 	local_irq_save(flag);
 	ifxmips_w32(chan_no, IFXMIPS_DMA_CS);
 	ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) | 1, IFXMIPS_DMA_CCTRL);
-	if(pCh->dir == IFXMIPS_DMA_RX)
+	if (pCh->dir == IFXMIPS_DMA_RX)
 		enable_ch_irq(pCh);
 	local_irq_restore(flag);
 }
 
-void
-close_chan(_dma_channel_info *pCh)
+void close_chan(_dma_channel_info *pCh)
 {
-	int flag;
+	unsigned long flag;
 	int chan_no = (int) (pCh - dma_chan);
 
 	local_irq_save(flag);
@@ -146,8 +139,7 @@ close_chan(_dma_channel_info *pCh)
 	local_irq_restore(flag);
 }
 
-void
-reset_chan (_dma_channel_info *pCh)
+void reset_chan(_dma_channel_info *pCh)
 {
 	int chan_no = (int) (pCh - dma_chan);
 
@@ -155,23 +147,22 @@ reset_chan (_dma_channel_info *pCh)
 	ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) | 2, IFXMIPS_DMA_CCTRL);
 }
 
-void
-rx_chan_intr_handler (int chan_no)
+void rx_chan_intr_handler(int chan_no)
 {
 	_dma_device_info *pDev = (_dma_device_info *)dma_chan[chan_no].dma_dev;
 	_dma_channel_info *pCh = &dma_chan[chan_no];
 	struct rx_desc *rx_desc_p;
 	int tmp;
-	int flag;
+	unsigned long flag;
 
 	/*handle command complete interrupt */
-	rx_desc_p = (struct rx_desc*)pCh->desc_base + pCh->curr_desc;
+	rx_desc_p = (struct rx_desc *)pCh->desc_base + pCh->curr_desc;
 	if (rx_desc_p->status.field.OWN == CPU_OWN
 	    && rx_desc_p->status.field.C
 	    && rx_desc_p->status.field.data_length < 1536){
-		/*Every thing is correct, then we inform the upper layer */
+		/* Every thing is correct, then we inform the upper layer */
 		pDev->current_rx_chan = pCh->rel_chan_no;
-		if(pDev->intr_handler)
+		if (pDev->intr_handler)
 			pDev->intr_handler(pDev, RCV_INT);
 		pCh->weight--;
 	} else {
@@ -186,88 +177,76 @@ rx_chan_intr_handler (int chan_no)
 	}
 }
 
-inline void
-tx_chan_intr_handler (int chan_no)
+inline void tx_chan_intr_handler(int chan_no)
 {
-	_dma_device_info *pDev = (_dma_device_info*)dma_chan[chan_no].dma_dev;
+	_dma_device_info *pDev = (_dma_device_info *)dma_chan[chan_no].dma_dev;
 	_dma_channel_info *pCh = &dma_chan[chan_no];
-    int tmp;
-    int flag;
-
-    local_irq_save(flag);
-    tmp = ifxmips_r32(IFXMIPS_DMA_CS);
-    ifxmips_w32(chan_no, IFXMIPS_DMA_CS);
-    ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CIS) | 0x7e, IFXMIPS_DMA_CIS);
-    ifxmips_w32(tmp, IFXMIPS_DMA_CS);
-    g_ifxmips_dma_int_status &= ~(1 << chan_no);
-    local_irq_restore(flag);
+	int tmp;
+	unsigned long flag;
+
+	local_irq_save(flag);
+	tmp = ifxmips_r32(IFXMIPS_DMA_CS);
+	ifxmips_w32(chan_no, IFXMIPS_DMA_CS);
+	ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CIS) | 0x7e, IFXMIPS_DMA_CIS);
+	ifxmips_w32(tmp, IFXMIPS_DMA_CS);
+	g_ifxmips_dma_int_status &= ~(1 << chan_no);
+	local_irq_restore(flag);
 	pDev->current_tx_chan = pCh->rel_chan_no;
 	if (pDev->intr_handler)
 		pDev->intr_handler(pDev, TRANSMIT_CPT_INT);
 }
 
-void
-do_dma_tasklet (unsigned long unused)
+void do_dma_tasklet(unsigned long unused)
 {
 	int i;
 	int chan_no = 0;
 	int budget = DMA_INT_BUDGET;
 	int weight = 0;
-    int flag;
+	unsigned long flag;
 
-	while (g_ifxmips_dma_int_status)
-	{
-		if (budget-- < 0)
-		{
+	while (g_ifxmips_dma_int_status) {
+		if (budget-- < 0) {
 			tasklet_schedule(&dma_tasklet);
 			return;
 		}
 		chan_no = -1;
 		weight = 0;
-		for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++)
-		{
-			if ((g_ifxmips_dma_int_status & (1 << i)) && dma_chan[i].weight > 0)
-			{
-				if (dma_chan[i].weight > weight)
-				{
+		for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) {
+			if ((g_ifxmips_dma_int_status & (1 << i)) && dma_chan[i].weight > 0) {
+				if (dma_chan[i].weight > weight) {
 					chan_no = i;
-                    weight = dma_chan[chan_no].weight;
-                }
+					weight = dma_chan[chan_no].weight;
+				}
 			}
 		}
 
-		if (chan_no >= 0)
-		{
+		if (chan_no >= 0) {
 			if (chan_map[chan_no].dir == IFXMIPS_DMA_RX)
 				rx_chan_intr_handler(chan_no);
 			else
 				tx_chan_intr_handler(chan_no);
 		} else {
 			for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++)
-			{
 				dma_chan[i].weight = dma_chan[i].default_weight;
-			}
 		}
 	}
 
-    local_irq_save(flag);
+	local_irq_save(flag);
 	g_ifxmips_dma_in_process = 0;
-    if (g_ifxmips_dma_int_status)
-	{
-        g_ifxmips_dma_in_process = 1;
-        tasklet_schedule(&dma_tasklet);
-    }
-    local_irq_restore(flag);
+	if (g_ifxmips_dma_int_status) {
+		g_ifxmips_dma_in_process = 1;
+		tasklet_schedule(&dma_tasklet);
+	}
+	local_irq_restore(flag);
 }
 
-irqreturn_t
-dma_interrupt (int irq, void *dev_id)
+irqreturn_t dma_interrupt(int irq, void *dev_id)
 {
 	_dma_channel_info *pCh;
 	int chan_no = 0;
 	int tmp;
 
-	pCh = (_dma_channel_info*)dev_id;
+	pCh = (_dma_channel_info *)dev_id;
 	chan_no = (int)(pCh - dma_chan);
 	if (chan_no < 0 || chan_no > 19)
 		BUG();
@@ -278,24 +257,20 @@ dma_interrupt (int irq, void *dev_id)
 	ifxmips_w32(tmp, IFXMIPS_DMA_IRNEN);
 	ifxmips_mask_and_ack_irq(irq);
 
-    if (!g_ifxmips_dma_in_process)
-	{
-        g_ifxmips_dma_in_process = 1;
-        tasklet_schedule(&dma_tasklet);
-    }
+	if (!g_ifxmips_dma_in_process) {
+		g_ifxmips_dma_in_process = 1;
+		tasklet_schedule(&dma_tasklet);
+	}
 
 	return IRQ_HANDLED;
 }
 
-_dma_device_info*
-dma_device_reserve (char *dev_name)
+_dma_device_info *dma_device_reserve(char *dev_name)
 {
 	int i;
 
-	for (i = 0; i < MAX_DMA_DEVICE_NUM; i++)
-	{
-		if (strcmp(dev_name, dma_devs[i].device_name) == 0)
-		{
+	for (i = 0; i < MAX_DMA_DEVICE_NUM; i++) {
+		if (strcmp(dev_name, dma_devs[i].device_name) == 0) {
 			if (dma_devs[i].reserved)
 				return NULL;
 			dma_devs[i].reserved = 1;
@@ -305,64 +280,59 @@ dma_device_reserve (char *dev_name)
 
 	return &dma_devs[i];
 }
+EXPORT_SYMBOL(dma_device_reserve);
 
-void
-dma_device_release (_dma_device_info *dev)
+void dma_device_release(_dma_device_info *dev)
 {
 	dev->reserved = 0;
 }
+EXPORT_SYMBOL(dma_device_release);
 
-void
-dma_device_register(_dma_device_info *dev)
+void dma_device_register(_dma_device_info *dev)
 {
 	int i, j;
 	int chan_no = 0;
 	u8 *buffer;
 	int byte_offset;
-	int flag;
+	unsigned long flag;
 	_dma_device_info *pDev;
 	_dma_channel_info *pCh;
 	struct rx_desc *rx_desc_p;
 	struct tx_desc *tx_desc_p;
 
-	for (i = 0; i < dev->max_tx_chan_num; i++)
-	{
+	for (i = 0; i < dev->max_tx_chan_num; i++) {
 		pCh = dev->tx_chan[i];
-		if (pCh->control == IFXMIPS_DMA_CH_ON)
-		{
+		if (pCh->control == IFXMIPS_DMA_CH_ON) {
 			chan_no = (int)(pCh - dma_chan);
-			for (j = 0; j < pCh->desc_len; j++)
-			{
-				tx_desc_p = (struct tx_desc*)pCh->desc_base + j;
+			for (j = 0; j < pCh->desc_len; j++) {
+				tx_desc_p = (struct tx_desc *)pCh->desc_base + j;
 				memset(tx_desc_p, 0, sizeof(struct tx_desc));
 			}
 			local_irq_save(flag);
 			ifxmips_w32(chan_no, IFXMIPS_DMA_CS);
-			/*check if the descriptor length is changed */
+			/* check if the descriptor length is changed */
 			if (ifxmips_r32(IFXMIPS_DMA_CDLEN) != pCh->desc_len)
 				ifxmips_w32(pCh->desc_len, IFXMIPS_DMA_CDLEN);
 
 			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL);
 			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) | 2, IFXMIPS_DMA_CCTRL);
-			while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 2){};
+			while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 2)
+				;
 			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) | (1 << chan_no), IFXMIPS_DMA_IRNEN);
-			ifxmips_w32(0x30100, IFXMIPS_DMA_CCTRL);	/*reset and enable channel,enable channel later */
+			ifxmips_w32(0x30100, IFXMIPS_DMA_CCTRL); /* reset and enable channel,enable channel later */
 			local_irq_restore(flag);
 		}
 	}
 
-	for (i = 0; i < dev->max_rx_chan_num; i++)
-	{
+	for (i = 0; i < dev->max_rx_chan_num; i++) {
 		pCh = dev->rx_chan[i];
-		if (pCh->control == IFXMIPS_DMA_CH_ON)
-		{
+		if (pCh->control == IFXMIPS_DMA_CH_ON) {
 			chan_no = (int)(pCh - dma_chan);
 
-			for (j = 0; j < pCh->desc_len; j++)
-			{
-				rx_desc_p = (struct rx_desc*)pCh->desc_base + j;
-				pDev = (_dma_device_info*)(pCh->dma_dev);
-				buffer = pDev->buffer_alloc(pCh->packet_size, &byte_offset, (void*)&(pCh->opt[j]));
+			for (j = 0; j < pCh->desc_len; j++) {
+				rx_desc_p = (struct rx_desc *)pCh->desc_base + j;
+				pDev = (_dma_device_info *)(pCh->dma_dev);
+				buffer = pDev->buffer_alloc(pCh->packet_size, &byte_offset, (void *)&(pCh->opt[j]));
 				if (!buffer)
 					break;
 
@@ -377,13 +347,14 @@ dma_device_register(_dma_device_info *dev)
 
 			local_irq_save(flag);
 			ifxmips_w32(chan_no, IFXMIPS_DMA_CS);
-			/*check if the descriptor length is changed */
+			/* check if the descriptor length is changed */
 			if (ifxmips_r32(IFXMIPS_DMA_CDLEN) != pCh->desc_len)
 				ifxmips_w32(pCh->desc_len, IFXMIPS_DMA_CDLEN);
 			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL);
 			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) | 2, IFXMIPS_DMA_CCTRL);
-			while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 2){};
-			ifxmips_w32(0x0a, IFXMIPS_DMA_CIE);	/*fix me, should enable all the interrupts here? */
+			while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 2)
+				;
+			ifxmips_w32(0x0a, IFXMIPS_DMA_CIE); /* fix me, should enable all the interrupts here? */
 			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) | (1 << chan_no), IFXMIPS_DMA_IRNEN);
 			ifxmips_w32(0x30000, IFXMIPS_DMA_CCTRL);
 			local_irq_restore(flag);
@@ -391,51 +362,47 @@ dma_device_register(_dma_device_info *dev)
 		}
 	}
 }
+EXPORT_SYMBOL(dma_device_register);
 
-void
-dma_device_unregister (_dma_device_info *dev)
+void dma_device_unregister(_dma_device_info *dev)
 {
 	int i, j;
 	int chan_no;
 	_dma_channel_info *pCh;
 	struct rx_desc *rx_desc_p;
 	struct tx_desc *tx_desc_p;
-	int flag;
+	unsigned long flag;
 
-	for (i = 0; i < dev->max_tx_chan_num; i++)
-	{
+	for (i = 0; i < dev->max_tx_chan_num; i++) {
 		pCh = dev->tx_chan[i];
-		if (pCh->control == IFXMIPS_DMA_CH_ON)
-		{
+		if (pCh->control == IFXMIPS_DMA_CH_ON) {
 			chan_no = (int)(dev->tx_chan[i] - dma_chan);
-			local_irq_save (flag);
+			local_irq_save(flag);
 			ifxmips_w32(chan_no, IFXMIPS_DMA_CS);
 			pCh->curr_desc = 0;
 			pCh->prev_desc = 0;
 			pCh->control = IFXMIPS_DMA_CH_OFF;
-			ifxmips_w32(0, IFXMIPS_DMA_CIE);	/*fix me, should disable all the interrupts here? */
-			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) & ~(1 << chan_no), IFXMIPS_DMA_IRNEN);	/*disable interrupts */
+			ifxmips_w32(0, IFXMIPS_DMA_CIE); /* fix me, should disable all the interrupts here? */
+			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) & ~(1 << chan_no), IFXMIPS_DMA_IRNEN); /* disable interrupts */
 			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL);
-			while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 1) {};
-			local_irq_restore (flag);
+			while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 1)
+				;
+			local_irq_restore(flag);
 
-			for (j = 0; j < pCh->desc_len; j++)
-			{
-				tx_desc_p = (struct tx_desc*)pCh->desc_base + j;
+			for (j = 0; j < pCh->desc_len; j++) {
+				tx_desc_p = (struct tx_desc *)pCh->desc_base + j;
 				if ((tx_desc_p->status.field.OWN == CPU_OWN && tx_desc_p->status.field.C)
-						|| (tx_desc_p->status.field.OWN == DMA_OWN && tx_desc_p->status.field.data_length > 0))
-				{
-					dev->buffer_free ((u8 *) __va (tx_desc_p->Data_Pointer), (void*)pCh->opt[j]);
+						|| (tx_desc_p->status.field.OWN == DMA_OWN && tx_desc_p->status.field.data_length > 0)) {
+					dev->buffer_free((u8 *) __va(tx_desc_p->Data_Pointer), (void *)pCh->opt[j]);
 				}
 				tx_desc_p->status.field.OWN = CPU_OWN;
-				memset (tx_desc_p, 0, sizeof (struct tx_desc));
+				memset(tx_desc_p, 0, sizeof(struct tx_desc));
 			}
-			//TODO should free buffer that is not transferred by dma
+			/* TODO should free buffer that is not transferred by dma */
 		}
 	}
 
-	for (i = 0; i < dev->max_rx_chan_num; i++)
-	{
+	for (i = 0; i < dev->max_rx_chan_num; i++) {
 		pCh = dev->rx_chan[i];
 		chan_no = (int)(dev->rx_chan[i] - dma_chan);
 		ifxmips_disable_irq(pCh->irq);
@@ -447,30 +414,29 @@ dma_device_unregister (_dma_device_info *dev)
 		pCh->control = IFXMIPS_DMA_CH_OFF;
 
 		ifxmips_w32(chan_no, IFXMIPS_DMA_CS);
-		ifxmips_w32(0, IFXMIPS_DMA_CIE); /*fix me, should disable all the interrupts here? */
-		ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) & ~(1 << chan_no), IFXMIPS_DMA_IRNEN);	/*disable interrupts */
+		ifxmips_w32(0, IFXMIPS_DMA_CIE); /* fix me, should disable all the interrupts here? */
+		ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) & ~(1 << chan_no), IFXMIPS_DMA_IRNEN); /* disable interrupts */
 		ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL);
-		while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 1) {};
+		while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 1)
+			;
 
-		local_irq_restore (flag);
-		for (j = 0; j < pCh->desc_len; j++)
-		{
+		local_irq_restore(flag);
+		for (j = 0; j < pCh->desc_len; j++) {
 			rx_desc_p = (struct rx_desc *) pCh->desc_base + j;
-			if ((rx_desc_p->status.field.OWN == CPU_OWN 
+			if ((rx_desc_p->status.field.OWN == CPU_OWN
 			     && rx_desc_p->status.field.C)
 			    || (rx_desc_p->status.field.OWN == DMA_OWN
 				&& rx_desc_p->status.field.data_length > 0)) {
-				dev->buffer_free ((u8 *)
-						  __va (rx_desc_p->
-							Data_Pointer),
-						  (void *) pCh->opt[j]);
+				dev->buffer_free((u8 *)
+						 __va(rx_desc_p->Data_Pointer),
+						 (void *) pCh->opt[j]);
 			}
 		}
 	}
 }
+EXPORT_SYMBOL(dma_device_unregister);
 
-int
-dma_device_read (struct dma_device_info *dma_dev, u8 ** dataptr, void **opt)
+int dma_device_read(struct dma_device_info *dma_dev, u8 **dataptr, void **opt)
 {
 	u8 *buf;
 	int len;
@@ -479,35 +445,29 @@ dma_device_read (struct dma_device_info *dma_dev, u8 ** dataptr, void **opt)
 	_dma_channel_info *pCh = dma_dev->rx_chan[dma_dev->current_rx_chan];
 	struct rx_desc *rx_desc_p;
 
-	/*get the rx data first */
+	/* get the rx data first */
 	rx_desc_p = (struct rx_desc *) pCh->desc_base + pCh->curr_desc;
 	if (!(rx_desc_p->status.field.OWN == CPU_OWN && rx_desc_p->status.field.C))
-	{
 		return 0;
-	}
 
-	buf = (u8 *) __va (rx_desc_p->Data_Pointer);
-	*(u32*)dataptr = (u32)buf;
+	buf = (u8 *) __va(rx_desc_p->Data_Pointer);
+	*(u32 *)dataptr = (u32)buf;
 	len = rx_desc_p->status.field.data_length;
 
 	if (opt)
-	{
-		*(int*)opt = (int)pCh->opt[pCh->curr_desc];
-	}
+		*(int *)opt = (int)pCh->opt[pCh->curr_desc];
 
-	/*replace with a new allocated buffer */
+	/* replace with a new allocated buffer */
 	buf = dma_dev->buffer_alloc(pCh->packet_size, &byte_offset, &p);
 
-	if (buf)
-	{
-		dma_cache_inv ((unsigned long) buf,
-		pCh->packet_size);
+	if (buf) {
+		dma_cache_inv((unsigned long) buf, pCh->packet_size);
 		pCh->opt[pCh->curr_desc] = p;
-		wmb ();
+		wmb();
 
-		rx_desc_p->Data_Pointer = (u32) CPHYSADDR ((u32) buf);
+		rx_desc_p->Data_Pointer = (u32) CPHYSADDR((u32) buf);
 		rx_desc_p->status.word = (DMA_OWN << 31) | ((byte_offset) << 23) | pCh->packet_size;
-		wmb ();
+		wmb();
 	} else {
 		*(u32 *) dataptr = 0;
 		if (opt)
@@ -515,55 +475,53 @@ dma_device_read (struct dma_device_info *dma_dev, u8 ** dataptr, void **opt)
 		len = 0;
 	}
 
-	/*increase the curr_desc pointer */
+	/* increase the curr_desc pointer */
 	pCh->curr_desc++;
 	if (pCh->curr_desc == pCh->desc_len)
 		pCh->curr_desc = 0;
 
 	return len;
 }
+EXPORT_SYMBOL(dma_device_read);
 
-int
-dma_device_write (struct dma_device_info *dma_dev, u8 * dataptr, int len, void *opt)
+int dma_device_write(struct dma_device_info *dma_dev, u8 *dataptr, int len, void *opt)
 {
-	int flag;
+	unsigned long flag;
 	u32 tmp, byte_offset;
 	_dma_channel_info *pCh;
 	int chan_no;
 	struct tx_desc *tx_desc_p;
-	local_irq_save (flag);
+	local_irq_save(flag);
 
 	pCh = dma_dev->tx_chan[dma_dev->current_tx_chan];
 	chan_no = (int)(pCh - (_dma_channel_info *) dma_chan);
 
-	tx_desc_p = (struct tx_desc*)pCh->desc_base + pCh->prev_desc;
-	while (tx_desc_p->status.field.OWN == CPU_OWN && tx_desc_p->status.field.C)
-	{
-		dma_dev->buffer_free((u8 *) __va (tx_desc_p->Data_Pointer), pCh->opt[pCh->prev_desc]);
-		memset(tx_desc_p, 0, sizeof (struct tx_desc));
+	tx_desc_p = (struct tx_desc *)pCh->desc_base + pCh->prev_desc;
+	while (tx_desc_p->status.field.OWN == CPU_OWN && tx_desc_p->status.field.C) {
+		dma_dev->buffer_free((u8 *) __va(tx_desc_p->Data_Pointer), pCh->opt[pCh->prev_desc]);
+		memset(tx_desc_p, 0, sizeof(struct tx_desc));
 		pCh->prev_desc = (pCh->prev_desc + 1) % (pCh->desc_len);
-		tx_desc_p = (struct tx_desc*)pCh->desc_base + pCh->prev_desc;
+		tx_desc_p = (struct tx_desc *)pCh->desc_base + pCh->prev_desc;
 	}
-	tx_desc_p = (struct tx_desc*)pCh->desc_base + pCh->curr_desc;
-	/*Check whether this descriptor is available */
-	if (tx_desc_p->status.field.OWN == DMA_OWN || tx_desc_p->status.field.C)
-	{
-		/*if not , the tell the upper layer device */
+	tx_desc_p = (struct tx_desc *)pCh->desc_base + pCh->curr_desc;
+	/* Check whether this descriptor is available */
+	if (tx_desc_p->status.field.OWN == DMA_OWN || tx_desc_p->status.field.C) {
+		/* if not, the tell the upper layer device */
 		dma_dev->intr_handler (dma_dev, TX_BUF_FULL_INT);
 		local_irq_restore(flag);
-		printk (KERN_INFO "%s %d: failed to write!\n", __func__, __LINE__);
+		printk(KERN_INFO "%s %d: failed to write!\n", __func__, __LINE__);
 
 		return 0;
 	}
 	pCh->opt[pCh->curr_desc] = opt;
-	/*byte offset----to adjust the starting address of the data buffer, should be multiple of the burst length. */
-	byte_offset = ((u32) CPHYSADDR ((u32) dataptr)) % ((dma_dev->tx_burst_len) * 4);
-	dma_cache_wback ((unsigned long) dataptr, len);
-	wmb ();
-	tx_desc_p->Data_Pointer = (u32) CPHYSADDR ((u32) dataptr) - byte_offset;
-	wmb ();
+	/* byte offset----to adjust the starting address of the data buffer, should be multiple of the burst length. */
+	byte_offset = ((u32) CPHYSADDR((u32) dataptr)) % ((dma_dev->tx_burst_len) * 4);
+	dma_cache_wback((unsigned long) dataptr, len);
+	wmb();
+	tx_desc_p->Data_Pointer = (u32) CPHYSADDR((u32) dataptr) - byte_offset;
+	wmb();
 	tx_desc_p->status.word = (DMA_OWN << 31) | DMA_DESC_SOP_SET | DMA_DESC_EOP_SET | ((byte_offset) << 23) | len;
-	wmb ();
+	wmb();
 
 	pCh->curr_desc++;
 	if (pCh->curr_desc == pCh->desc_len)
@@ -571,8 +529,7 @@ dma_device_write (struct dma_device_info *dma_dev, u8 * dataptr, int len, void *
 
 	/*Check whether this descriptor is available */
 	tx_desc_p = (struct tx_desc *) pCh->desc_base + pCh->curr_desc;
-	if (tx_desc_p->status.field.OWN == DMA_OWN)
-	{
+	if (tx_desc_p->status.field.OWN == DMA_OWN) {
 		/*if not , the tell the upper layer device */
 		dma_dev->intr_handler (dma_dev, TX_BUF_FULL_INT);
 	}
@@ -581,39 +538,34 @@ dma_device_write (struct dma_device_info *dma_dev, u8 * dataptr, int len, void *
 	tmp = ifxmips_r32(IFXMIPS_DMA_CCTRL);
 
 	if (!(tmp & 1))
-		pCh->open (pCh);
+		pCh->open(pCh);
 
-	local_irq_restore (flag);
+	local_irq_restore(flag);
 
 	return len;
 }
+EXPORT_SYMBOL(dma_device_write);
 
-int
-map_dma_chan(_dma_chan_map *map)
+int map_dma_chan(_dma_chan_map *map)
 {
 	int i, j;
 	int result;
 
 	for (i = 0; i < MAX_DMA_DEVICE_NUM; i++)
-	{
 		strcpy(dma_devs[i].device_name, global_device_name[i]);
-	}
 
-	for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++)
-	{
+	for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) {
 		dma_chan[i].irq = map[i].irq;
-		result = request_irq(dma_chan[i].irq, dma_interrupt, IRQF_DISABLED, "dma-core", (void*)&dma_chan[i]);
-		if (result)
-		{
-			printk("error, cannot get dma_irq!\n");
+		result = request_irq(dma_chan[i].irq, dma_interrupt, IRQF_DISABLED, map[i].dev_name, (void *)&dma_chan[i]);
+		if (result) {
+			printk(KERN_WARNING "error, cannot get dma_irq!\n");
 			free_irq(dma_chan[i].irq, (void *) &dma_interrupt);
 
 			return -EFAULT;
 		}
 	}
 
-	for (i = 0; i < MAX_DMA_DEVICE_NUM; i++)
-	{
+	for (i = 0; i < MAX_DMA_DEVICE_NUM; i++) {
 		dma_devs[i].num_tx_chan = 0;	/*set default tx channel number to be one */
 		dma_devs[i].num_rx_chan = 0;	/*set default rx channel number to be one */
 		dma_devs[i].max_rx_chan_num = 0;
@@ -623,20 +575,17 @@ map_dma_chan(_dma_chan_map *map)
 		dma_devs[i].intr_handler = NULL;
 		dma_devs[i].tx_burst_len = 4;
 		dma_devs[i].rx_burst_len = 4;
-		if (i == 0)
-		{
+		if (i == 0) {
 			ifxmips_w32(0, IFXMIPS_DMA_PS);
 			ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_PCTRL) | ((0xf << 8) | (1 << 6)), IFXMIPS_DMA_PCTRL);	/*enable dma drop */
 		}
 
-		if (i == 1)
-		{
+		if (i == 1) {
 			ifxmips_w32(1, IFXMIPS_DMA_PS);
 			ifxmips_w32(0x14, IFXMIPS_DMA_PCTRL);	/*deu port setting */
 		}
 
-		for (j = 0; j < MAX_DMA_CHANNEL_NUM; j++)
-		{
+		for (j = 0; j < MAX_DMA_CHANNEL_NUM; j++) {
 			dma_chan[j].byte_offset = 0;
 			dma_chan[j].open = &open_chan;
 			dma_chan[j].close = &close_chan;
@@ -651,26 +600,23 @@ map_dma_chan(_dma_chan_map *map)
 			dma_chan[j].prev_desc = 0;
 		}
 
-		for (j = 0; j < MAX_DMA_CHANNEL_NUM; j++)
-		{
-			if (strcmp(dma_devs[i].device_name, map[j].dev_name) == 0)
-			{
-				if (map[j].dir == IFXMIPS_DMA_RX)
-				{
+		for (j = 0; j < MAX_DMA_CHANNEL_NUM; j++) {
+			if (strcmp(dma_devs[i].device_name, map[j].dev_name) == 0) {
+				if (map[j].dir == IFXMIPS_DMA_RX) {
 					dma_chan[j].dir = IFXMIPS_DMA_RX;
 					dma_devs[i].max_rx_chan_num++;
 					dma_devs[i].rx_chan[dma_devs[i].max_rx_chan_num - 1] = &dma_chan[j];
 					dma_devs[i].rx_chan[dma_devs[i].max_rx_chan_num - 1]->pri = map[j].pri;
-					dma_chan[j].dma_dev = (void*)&dma_devs[i];
-				} else if(map[j].dir == IFXMIPS_DMA_TX)
-				{ /*TX direction */
+					dma_chan[j].dma_dev = (void *)&dma_devs[i];
+				} else if (map[j].dir == IFXMIPS_DMA_TX) {
+					/*TX direction */
 					dma_chan[j].dir = IFXMIPS_DMA_TX;
 					dma_devs[i].max_tx_chan_num++;
 					dma_devs[i].tx_chan[dma_devs[i].max_tx_chan_num - 1] = &dma_chan[j];
 					dma_devs[i].tx_chan[dma_devs[i].max_tx_chan_num - 1]->pri = map[j].pri;
-					dma_chan[j].dma_dev = (void*)&dma_devs[i];
+					dma_chan[j].dma_dev = (void *)&dma_devs[i];
 				} else {
-					printk ("WRONG DMA MAP!\n");
+					printk(KERN_WARNING "WRONG DMA MAP!\n");
 				}
 			}
 		}
@@ -679,32 +625,28 @@ map_dma_chan(_dma_chan_map *map)
 	return 0;
 }
 
-void
-dma_chip_init(void)
+void dma_chip_init(void)
 {
 	int i;
 
-	// enable DMA from PMU
+	/* enable DMA from PMU */
 	ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_DMA);
 
-	// reset DMA
+	/* reset DMA */
 	ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CTRL) | 1, IFXMIPS_DMA_CTRL);
 
-	// diable all interrupts
+	/* disable all interrupts */
 	ifxmips_w32(0, IFXMIPS_DMA_IRNEN);
 
-	for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++)
-	{
+	for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) {
 		ifxmips_w32(i, IFXMIPS_DMA_CS);
 		ifxmips_w32(0x2, IFXMIPS_DMA_CCTRL);
 		ifxmips_w32(0x80000040, IFXMIPS_DMA_CPOLL);
 		ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~0x1, IFXMIPS_DMA_CCTRL);
-
 	}
 }
 
-int
-ifxmips_dma_init (void)
+int ifxmips_dma_init(void)
 {
 	int i;
 
@@ -712,18 +654,16 @@ ifxmips_dma_init (void)
 	if (map_dma_chan(default_dma_map))
 		BUG();
 
-	g_desc_list = (u64*)KSEG1ADDR(__get_free_page(GFP_DMA));
+	g_desc_list = (u64 *)KSEG1ADDR(__get_free_page(GFP_DMA));
 
-	if (g_desc_list == NULL)
-	{
-		printk("no memory for desriptor\n");
+	if (g_desc_list == NULL) {
+		printk(KERN_WARNING "no memory for desriptor\n");
 		return -ENOMEM;
 	}
 
 	memset(g_desc_list, 0, PAGE_SIZE);
 
-	for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++)
-	{
+	for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) {
 		dma_chan[i].desc_base = (u32)g_desc_list + i * IFXMIPS_DMA_DESCRIPTOR_OFFSET * 8;
 		dma_chan[i].curr_desc = 0;
 		dma_chan[i].desc_len = IFXMIPS_DMA_DESCRIPTOR_OFFSET;
@@ -738,21 +678,13 @@ ifxmips_dma_init (void)
 
 arch_initcall(ifxmips_dma_init);
 
-void
-dma_cleanup(void)
+void dma_cleanup(void)
 {
 	int i;
 
 	free_page(KSEG0ADDR((unsigned long) g_desc_list));
 	for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++)
-		free_irq(dma_chan[i].irq, (void*)&dma_interrupt);
+		free_irq(dma_chan[i].irq, (void  *)&dma_interrupt);
 }
 
-EXPORT_SYMBOL (dma_device_reserve);
-EXPORT_SYMBOL (dma_device_release);
-EXPORT_SYMBOL (dma_device_register);
-EXPORT_SYMBOL (dma_device_unregister);
-EXPORT_SYMBOL (dma_device_read);
-EXPORT_SYMBOL (dma_device_write);
-
-MODULE_LICENSE ("GPL");
+MODULE_LICENSE("GPL");
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/gpio.c b/target/linux/ifxmips/files/arch/mips/ifxmips/gpio.c
index eef5146698..bd34b91179 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/gpio.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/gpio.c
@@ -16,7 +16,7 @@
  *   Copyright (C) 2004 btxu Generate from INCA-IP project
  *   Copyright (C) 2005 Jin-Sze.Sow Comments edited
  *   Copyright (C) 2006 Huang Xiaogang Modification & verification on Danube chip
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
  */
 
 #include <linux/module.h>
@@ -35,9 +35,8 @@
 #include <linux/netlink.h>
 #include <linux/platform_device.h>
 #include <net/sock.h>
-#include <asm/uaccess.h>
-#include <asm/semaphore.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
+#include <linux/semaphore.h>
 #include <asm/ifxmips/ifxmips.h>
 
 #define MAX_PORTS			2
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/interrupt.c b/target/linux/ifxmips/files/arch/mips/ifxmips/interrupt.c
index b47074d79c..730455e0bd 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/interrupt.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/interrupt.c
@@ -14,7 +14,7 @@
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
  *   Copyright (C) 2005 Wu Qi Ming infineon
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
  */
 
 #include <linux/init.h>
@@ -30,17 +30,16 @@
 #include <asm/ifxmips/ifxmips_irq.h>
 #include <asm/irq_cpu.h>
 
-void
-ifxmips_disable_irq(unsigned int irq_nr)
+void ifxmips_disable_irq(unsigned int irq_nr)
 {
 	int i;
 	u32 *ifxmips_ier = IFXMIPS_ICU_IM0_IER;
 
 	irq_nr -= INT_NUM_IRQ0;
-	for(i = 0; i <= 4; i++)
-	{
-		if(irq_nr < INT_NUM_IM_OFFSET){
-			ifxmips_w32(ifxmips_r32(ifxmips_ier) & ~(1 << irq_nr ), ifxmips_ier);
+	for (i = 0; i <= 4; i++) {
+		if (irq_nr < INT_NUM_IM_OFFSET) {
+			ifxmips_w32(ifxmips_r32(ifxmips_ier) & ~(1 << irq_nr),
+				ifxmips_ier);
 			return;
 		}
 		ifxmips_ier += IFXMIPS_ICU_OFFSET;
@@ -49,20 +48,18 @@ ifxmips_disable_irq(unsigned int irq_nr)
 }
 EXPORT_SYMBOL(ifxmips_disable_irq);
 
-void
-ifxmips_mask_and_ack_irq(unsigned int irq_nr)
+void ifxmips_mask_and_ack_irq(unsigned int irq_nr)
 {
 	int i;
 	u32 *ifxmips_ier = IFXMIPS_ICU_IM0_IER;
 	u32 *ifxmips_isr = IFXMIPS_ICU_IM0_ISR;
 
 	irq_nr -= INT_NUM_IRQ0;
-	for(i = 0; i <= 4; i++)
-	{
-		if(irq_nr < INT_NUM_IM_OFFSET)
-		{
-			ifxmips_w32(ifxmips_r32(ifxmips_ier) & ~(1 << irq_nr ), ifxmips_ier);
-			ifxmips_w32((1 << irq_nr ), ifxmips_isr);
+	for (i = 0; i <= 4; i++) {
+		if (irq_nr < INT_NUM_IM_OFFSET) {
+			ifxmips_w32(ifxmips_r32(ifxmips_ier) & ~(1 << irq_nr),
+				ifxmips_ier);
+			ifxmips_w32((1 << irq_nr), ifxmips_isr);
 			return;
 		}
 		ifxmips_ier += IFXMIPS_ICU_OFFSET;
@@ -72,18 +69,16 @@ ifxmips_mask_and_ack_irq(unsigned int irq_nr)
 }
 EXPORT_SYMBOL(ifxmips_mask_and_ack_irq);
 
-void
-ifxmips_enable_irq(unsigned int irq_nr)
+void ifxmips_enable_irq(unsigned int irq_nr)
 {
 	int i;
 	u32 *ifxmips_ier = IFXMIPS_ICU_IM0_IER;
 
 	irq_nr -= INT_NUM_IRQ0;
-	for(i = 0; i <= 4; i++)
-	{
-		if(irq_nr < INT_NUM_IM_OFFSET)
-		{
-			ifxmips_w32(ifxmips_r32(ifxmips_ier) | (1 << irq_nr ), ifxmips_ier);
+	for (i = 0; i <= 4; i++) {
+		if (irq_nr < INT_NUM_IM_OFFSET) {
+			ifxmips_w32(ifxmips_r32(ifxmips_ier) | (1 << irq_nr),
+				ifxmips_ier);
 			return;
 		}
 		ifxmips_ier += IFXMIPS_ICU_OFFSET;
@@ -92,22 +87,19 @@ ifxmips_enable_irq(unsigned int irq_nr)
 }
 EXPORT_SYMBOL(ifxmips_enable_irq);
 
-static unsigned int
-ifxmips_startup_irq(unsigned int irq)
+static unsigned int ifxmips_startup_irq(unsigned int irq)
 {
 	ifxmips_enable_irq(irq);
 	return 0;
 }
 
-static void
-ifxmips_end_irq(unsigned int irq)
+static void ifxmips_end_irq(unsigned int irq)
 {
-	if(!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
-		ifxmips_enable_irq (irq);
+	if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
+		ifxmips_enable_irq(irq);
 }
 
-static struct hw_interrupt_type
-ifxmips_irq_type = {
+static struct hw_interrupt_type ifxmips_irq_type = {
 	"IFXMIPS",
 	.startup = ifxmips_startup_irq,
 	.enable = ifxmips_enable_irq,
@@ -119,8 +111,7 @@ ifxmips_irq_type = {
 	.end = ifxmips_end_irq,
 };
 
-static inline int
-ls1bit32(unsigned long x)
+static inline int ls1bit32(unsigned long x)
 {
 	__asm__ (
 		".set push \n"
@@ -132,72 +123,110 @@ ls1bit32(unsigned long x)
 	return 31 - x;
 }
 
-void
-ifxmips_hw_irqdispatch(int module)
+void ifxmips_hw_irqdispatch(int module)
 {
 	u32 irq;
 
 	irq = ifxmips_r32(IFXMIPS_ICU_IM0_IOSR + (module * IFXMIPS_ICU_OFFSET));
-	if(irq == 0)
+	if (irq == 0)
 		return;
 
 	/* we need to do this due to a silicon bug */
 	irq = ls1bit32(irq);
 	do_IRQ((int)irq + INT_NUM_IM0_IRL0 + (INT_NUM_IM_OFFSET * module));
 
-	if((irq == 22) && (module == 0)){
-		ifxmips_w32(ifxmips_r32(IFXMIPS_EBU_PCC_ISTAT) | 0x10, IFXMIPS_EBU_PCC_ISTAT);
-	}
+	if ((irq == 22) && (module == 0))
+		ifxmips_w32(ifxmips_r32(IFXMIPS_EBU_PCC_ISTAT) | 0x10,
+			IFXMIPS_EBU_PCC_ISTAT);
 }
 
-asmlinkage void
-plat_irq_dispatch(void)
+#ifdef CONFIG_CPU_MIPSR2_IRQ_VI
+#define DEFINE_HWx_IRQDISPATCH(x) \
+static void ifxmips_hw ## x ## _irqdispatch(void)\
+{\
+	ifxmips_hw_irqdispatch(x); \
+}
+static void ifxmips_hw5_irqdispatch(void)
+{
+	do_IRQ(MIPS_CPU_TIMER_IRQ);
+}
+DEFINE_HWx_IRQDISPATCH(0)
+DEFINE_HWx_IRQDISPATCH(1)
+DEFINE_HWx_IRQDISPATCH(2)
+DEFINE_HWx_IRQDISPATCH(3)
+DEFINE_HWx_IRQDISPATCH(4)
+/*DEFINE_HWx_IRQDISPATCH(5)*/
+#endif /* #ifdef CONFIG_CPU_MIPSR2_IRQ_VI */
+
+asmlinkage void plat_irq_dispatch(void)
 {
 	unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM;
 	unsigned int i;
 
-	if(pending & CAUSEF_IP7)
-	{
+	if (pending & CAUSEF_IP7) {
 		do_IRQ(MIPS_CPU_TIMER_IRQ);
 		goto out;
 	} else {
-		for(i = 0; i < 5; i++)
-		{
-			if(pending & (CAUSEF_IP2 << i))
-			{
+		for (i = 0; i < 5; i++) {
+			if (pending & (CAUSEF_IP2 << i)) {
 				ifxmips_hw_irqdispatch(i);
 				goto out;
 			}
 		}
 	}
-	printk("Spurious IRQ: CAUSE=0x%08x\n", read_c0_status());
+	printk(KERN_ALERT "Spurious IRQ: CAUSE=0x%08x\n", read_c0_status());
 
 out:
 	return;
 }
 
-static struct irqaction
-cascade = {
+static struct irqaction cascade = {
 	.handler = no_action,
 	.flags = IRQF_DISABLED,
 	.name = "cascade",
 };
 
-void __init
-arch_init_irq(void)
+void __init arch_init_irq(void)
 {
 	int i;
 
-	for(i = 0; i < 5; i++)
+	for (i = 0; i < 5; i++)
 		ifxmips_w32(0, IFXMIPS_ICU_IM0_IER + (i * IFXMIPS_ICU_OFFSET));
 
 	mips_cpu_irq_init();
 
-	for(i = 2; i <= 6; i++)
+	for (i = 2; i <= 6; i++)
 		setup_irq(i, &cascade);
 
-	for(i = INT_NUM_IRQ0; i <= (INT_NUM_IRQ0 + (5 * INT_NUM_IM_OFFSET)); i++)
-		set_irq_chip_and_handler(i, &ifxmips_irq_type, handle_level_irq);
+#ifdef CONFIG_CPU_MIPSR2_IRQ_VI
+	if (cpu_has_vint) {
+		printk(KERN_INFO "Setting up vectored interrupts\n");
+		set_vi_handler(2, ifxmips_hw0_irqdispatch);
+		set_vi_handler(3, ifxmips_hw1_irqdispatch);
+		set_vi_handler(4, ifxmips_hw2_irqdispatch);
+		set_vi_handler(5, ifxmips_hw3_irqdispatch);
+		set_vi_handler(6, ifxmips_hw4_irqdispatch);
+		set_vi_handler(7, ifxmips_hw5_irqdispatch);
+	}
+#endif /* CONFIG_CPU_MIPSR2_IRQ_VI */
+
+	for (i = INT_NUM_IRQ0; i <= (INT_NUM_IRQ0 + (5 * INT_NUM_IM_OFFSET));
+		i++)
+		set_irq_chip_and_handler(i, &ifxmips_irq_type,
+			handle_level_irq);
+
+	#if !defined(CONFIG_MIPS_MT_SMP) && !defined(CONFIG_MIPS_MT_SMTC)
+	set_c0_status(IE_IRQ0 | IE_IRQ1 | IE_IRQ2 |
+		IE_IRQ3 | IE_IRQ4 | IE_IRQ5);
+	#else
+	set_c0_status(IE_SW0 | IE_SW1 | IE_IRQ0 | IE_IRQ1 |
+		IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5);
+	#endif
+}
 
-	set_c0_status(IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5);
+void __cpuinit arch_fixup_c0_irqs(void)
+{
+	/* FIXME: check for CPUID and only do fix for specific chips/versions */
+	cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ;
+	cp0_perfcount_irq = CP0_LEGACY_PERFCNT_IRQ;
 }
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/prom.c b/target/linux/ifxmips/files/arch/mips/ifxmips/prom.c
index 880febc62b..ef8750b6fe 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/prom.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/prom.c
@@ -14,7 +14,7 @@
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
  *   Copyright (C) 2005 Wu Qi Ming infineon
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
  */
 
 #include <linux/init.h>
@@ -23,49 +23,49 @@
 #include <asm/bootinfo.h>
 #include <asm/ifxmips/ifxmips.h>
 
-static char buf[1024];
+static char buf[1024]; /* for prom_printf() */
+
+/* for voice cpu (MIPS24K) */
 unsigned int *prom_cp1_base = NULL;
 unsigned int prom_cp1_size = 0;
 
+/* for Multithreading (APRP) on MIPS34K */
+unsigned long physical_memsize = 0L;
+
 #ifdef IFXMIPS_PROM_ASC0
 #define IFXMIPS_ASC_DIFF	0
 #else
 #define IFXMIPS_ASC_DIFF	IFXMIPS_ASC_BASE_DIFF
 #endif
 
-static inline u32
-asc_r32(unsigned long r)
+static inline u32 asc_r32(unsigned long r)
 {
-	return ifxmips_r32((u32*)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_DIFF + r));
+	return ifxmips_r32((u32 *)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_DIFF + r));
 }
 
-static inline void
-asc_w32(u32 v, unsigned long r)
+static inline void asc_w32(u32 v, unsigned long r)
 {
-	ifxmips_w32(v, (u32*)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_DIFF + r));
+	ifxmips_w32(v, (u32 *)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_DIFF + r));
 }
 
-void
-prom_free_prom_memory(void)
+void prom_free_prom_memory(void)
 {
 }
 
-void
-prom_putchar(char c)
+void prom_putchar(char c)
 {
 	unsigned long flags;
 
 	local_irq_save(flags);
 	while((asc_r32(IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF);
 
-	if(c == '\n')
+	if (c == '\n')
 		asc_w32('\r', IFXMIPS_ASC_TBUF);
 	asc_w32(c, IFXMIPS_ASC_TBUF);
 	local_irq_restore(flags);
 }
 
-void
-prom_printf(const char * fmt, ...)
+void prom_printf(const char *fmt, ...)
 {
 	va_list args;
 	int l;
@@ -76,7 +76,7 @@ prom_printf(const char * fmt, ...)
 	va_end(args);
 	buf_end = buf + l;
 
-	for(p = buf; p < buf_end; p++)
+	for (p = buf; p < buf_end; p++)
 		prom_putchar(*p);
 }
 
@@ -88,41 +88,53 @@ EXPORT_SYMBOL(prom_get_cp1_base);
 
 unsigned int prom_get_cp1_size(void)
 {
-	return prom_cp1_size;
+	/* return size im MB */
+	return prom_cp1_size>>20;
 }
 EXPORT_SYMBOL(prom_get_cp1_size);
 
-void __init
-prom_init(void)
+void __init prom_init(void)
 {
 	int argc = fw_arg0;
 	char **argv = (char **) fw_arg1;
 	char **envp = (char **) fw_arg2;
 
-	int memsize = 16;
+	int memsize = 16; /* assume 16M as default */
 	int i;
 
 	mips_machtype = MACH_INFINEON_IFXMIPS;
 
-	argv = (char**)KSEG1ADDR((unsigned long)argv);
-	arcs_cmdline[0] = '\0';
-	for(i = 1; i < argc; i++)
-	{
-		char *a = (char*)KSEG1ADDR(argv[i]);
-		if(!a)
-			continue;
-		if(strlen(arcs_cmdline) + strlen(a + 1) >= sizeof(arcs_cmdline))
-			break;
-		strcat(arcs_cmdline, a);
-		strcat(arcs_cmdline, " ");
+	if (argc) {
+		argv = (char**)KSEG1ADDR((unsigned long)argv);
+		arcs_cmdline[0] = '\0';
+		for (i = 1; i < argc; i++)
+		{
+			char *a = (char *)KSEG1ADDR(argv[i]);
+			if (!argv[i])
+				continue;
+			/* for voice cpu on Twinpass/Danube */
+			if (cpu_data[0].cputype == CPU_24K)
+				if (!strncmp(a, "cp1_size=", 9)) {
+					prom_cp1_size = memparse(a + 9, &a);
+					continue;
+				}
+			if (strlen(arcs_cmdline) + strlen(a + 1) >= sizeof(arcs_cmdline)) {
+				prom_printf("cmdline overflow, skipping: %s\n", a);
+				break;
+			}
+			strcat(arcs_cmdline, a);
+			strcat(arcs_cmdline, " ");
+		}
+		if (!*arcs_cmdline)
+			strcpy(&(arcs_cmdline[0]),
+				"console=ttyS0,115200 rootfstype=squashfs,jffs2 init=/etc/preinit");
 	}
-
 	envp = (char**)KSEG1ADDR((unsigned long)envp);
 	while(*envp)
 	{
-		char *e = (char*)KSEG1ADDR(*envp);
+		char *e = (char *)KSEG1ADDR(*envp);
 
-		if(!strncmp(e, "memsize=", 8))
+		if (!strncmp(e, "memsize=", 8))
 		{
 			e += 8;
 			memsize = simple_strtoul(e, NULL, 10);
@@ -130,16 +142,16 @@ prom_init(void)
 		envp++;
 	}
 
-	prom_cp1_size = 2;
-	memsize -= prom_cp1_size;
-	prom_cp1_base = (unsigned int*)(0xA0000000 + (memsize * 1024 * 1024));
-
-	prom_printf("Using %dMB Ram and reserving %dMB for cp1\n", memsize, prom_cp1_size);
 	memsize *= 1024 * 1024;
 
-	if(!*arcs_cmdline)
-		strcpy(&(arcs_cmdline[0]),
-			"console=ttyS0,115200 rootfstype=squashfs,jffs2 init=/etc/preinit");
+	/* only on Twinpass/Danube a second CPU is used for Voice */
+	if ((cpu_data[0].cputype == CPU_24K) && (prom_cp1_size)) {
+		memsize -= prom_cp1_size;
+		prom_cp1_base = (unsigned int*)KSEG1ADDR(memsize);
+
+		prom_printf("Using %dMB Ram and reserving %dMB for cp1\n",
+			memsize>>20, prom_cp1_size>>20);
+	}
 
 	add_memory_region(0x00000000, memsize, BOOT_MEM_RAM);
 }
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/reset.c b/target/linux/ifxmips/files/arch/mips/ifxmips/reset.c
index d94d8ac810..c85d75381f 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/reset.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/reset.c
@@ -23,8 +23,7 @@
 #include <asm/io.h>
 #include <asm/ifxmips/ifxmips.h>
 
-static void
-ifxmips_machine_restart(char *command)
+static void ifxmips_machine_restart(char *command)
 {
 	printk(KERN_NOTICE "System restart\n");
 	local_irq_disable();
@@ -33,24 +32,21 @@ ifxmips_machine_restart(char *command)
 	for(;;);
 }
 
-static void
-ifxmips_machine_halt(void)
+static void ifxmips_machine_halt(void)
 {
 	printk(KERN_NOTICE "System halted.\n");
 	local_irq_disable();
 	for(;;);
 }
 
-static void
-ifxmips_machine_power_off(void)
+static void ifxmips_machine_power_off(void)
 {
 	printk (KERN_NOTICE "Please turn off the power now.\n");
 	local_irq_disable();
 	for(;;);
 }
 
-void
-ifxmips_reboot_setup(void)
+void ifxmips_reboot_setup(void)
 {
 	_machine_restart = ifxmips_machine_restart;
 	_machine_halt = ifxmips_machine_halt;
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/setup.c b/target/linux/ifxmips/files/arch/mips/ifxmips/setup.c
index a29a54d288..1cfac14a81 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/setup.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/setup.c
@@ -13,15 +13,15 @@
  *   along with this program; if not, write to the Free Software
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
- *   Copyright (C) 2004 peng.liu@infineon.com 
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2004 peng.liu@infineon.com
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
  */
 
 #include <linux/init.h>
 
 #include <asm/time.h>
 #include <asm/traps.h>
-#include <asm/cpu.h>
+#include <linux/cpu.h>
 #include <asm/irq.h>
 #include <asm/bootinfo.h>
 #include <asm/ifxmips/ifxmips.h>
@@ -33,17 +33,18 @@
 static unsigned int r4k_offset;
 static unsigned int r4k_cur;
 
+/* required in arch/mips/kernel/kspd.c */
+unsigned long cpu_khz;
+
 extern void ifxmips_reboot_setup(void);
 
-unsigned int
-ifxmips_get_cpu_ver(void)
+unsigned int ifxmips_get_cpu_ver(void)
 {
 	return (ifxmips_r32(IFXMIPS_MPS_CHIPID) & 0xF0000000) >> 28;
 }
 EXPORT_SYMBOL(ifxmips_get_cpu_ver);
 
-static __inline__ u32
-ifxmips_get_counter_resolution(void)
+static inline u32 ifxmips_get_counter_resolution(void)
 {
 	u32 res;
 	__asm__ __volatile__(
@@ -56,27 +57,27 @@ ifxmips_get_counter_resolution(void)
 		: "=&r" (res)
 		: /* no input */
 		: "memory");
-		instruction_hazard();
-		return res;
+	instruction_hazard();
+	return res;
 }
 
-void __init
-plat_time_init(void)
+void __init plat_time_init(void)
 {
 	mips_hpt_frequency = ifxmips_get_cpu_hz() / ifxmips_get_counter_resolution();
 	r4k_cur = (read_c0_count() + r4k_offset);
 	write_c0_compare(r4k_cur);
 
 	ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_GPT | IFXMIPS_PMU_PWDCR_FPI);
-	ifxmips_w32(0x100, IFXMIPS_GPTU_GPT_CLC); // set clock divider to 1
+	ifxmips_w32(0x100, IFXMIPS_GPTU_GPT_CLC); /* set clock divider to 1 */
+	cpu_khz = ifxmips_get_cpu_hz();
 }
 
-void __init
-plat_mem_setup(void)
+void __init plat_mem_setup(void)
 {
 	u32 status;
-	prom_printf("This %s has a cpu rev of 0x%X\n", get_system_type(), ifxmips_get_cpu_ver());
+	prom_printf("This %s system has a cpu rev of %d\n", get_system_type(), ifxmips_get_cpu_ver());
 
+	/* make sure to have no "reverse endian" for user mode! */
 	status = read_c0_status();
 	status &= (~(1<<25));
 	write_c0_status(status);
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/timer.c b/target/linux/ifxmips/files/arch/mips/ifxmips/timer.c
index 738f420030..248ced21e7 100644
--- a/target/linux/ifxmips/files/arch/mips/ifxmips/timer.c
+++ b/target/linux/ifxmips/files/arch/mips/ifxmips/timer.c
@@ -369,7 +369,7 @@ ifxmips_request_timer(unsigned int timer, unsigned int flag, unsigned long value
 	if (TIMER_FLAG_MASK_HANDLE (flag) != TIMER_FLAG_NO_HANDLE) {
 		if (TIMER_FLAG_MASK_HANDLE (flag) == TIMER_FLAG_SIGNAL)
 			timer_dev.timer[timer - FIRST_TIMER].arg1 =
-				(unsigned long) find_task_by_pid ((int) arg1);
+				(unsigned long) find_task_by_vpid ((int) arg1);
 
 		irnen_reg = 1 << (timer - FIRST_TIMER);
 
diff --git a/target/linux/ifxmips/files/drivers/char/ifxmips_eeprom.c b/target/linux/ifxmips/files/drivers/char/ifxmips_eeprom.c
index ea1303cd66..e1d37934de 100644
--- a/target/linux/ifxmips/files/drivers/char/ifxmips_eeprom.c
+++ b/target/linux/ifxmips/files/drivers/char/ifxmips_eeprom.c
@@ -16,11 +16,11 @@
  *   This driver was originally based on the INCA-IP driver, but due to
  *   fundamental conceptual drawbacks there has been changed a lot.
  *
- *   Based on INCA-IP driver Copyright (c) 2003 Gary Jennejohn <gj@denx.de>
- *   Based on the VxWorks drivers Copyright (c) 2002, Infineon Technologies.
+ *   Based on INCA-IP driver Copyright(c) 2003 Gary Jennejohn <gj@denx.de>
+ *   Based on the VxWorks drivers Copyright(c) 2002, Infineon Technologies.
  *
- *   Copyright (C) 2006 infineon
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright(C) 2006 infineon
+ *   Copyright(C) 2007 John Crispin <blogic@openwrt.org>
  *
  */
 
@@ -43,38 +43,38 @@
 #include <linux/delay.h>
 #include <linux/spinlock.h>
 #include <linux/slab.h>
-#include <asm/system.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/uaccess.h>
-#include <asm/bitops.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/uaccess.h>
+#include <linux/bitops.h>
 
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/version.h>
 
+#include <asm/system.h>
 #include <asm/ifxmips/ifxmips.h>
 #include <asm/ifxmips/ifxmips_irq.h>
 #include <asm/ifxmips/ifx_ssc_defines.h>
 #include <asm/ifxmips/ifx_ssc.h>
 
 /* allow the user to set the major device number */
-static int ifxmips_eeprom_maj = 0;
+static int ifxmips_eeprom_maj;
 
-extern int ifx_ssc_init (void);
-extern int ifx_ssc_open (struct inode *inode, struct file *filp);
-extern int ifx_ssc_close (struct inode *inode, struct file *filp);
-extern void ifx_ssc_cleanup_module (void);
-extern int ifx_ssc_ioctl (struct inode *inode, struct file *filp,
+extern int ifx_ssc_init(void);
+extern int ifx_ssc_open(struct inode *inode, struct file *filp);
+extern int ifx_ssc_close(struct inode *inode, struct file *filp);
+extern void ifx_ssc_cleanup_module(void);
+extern int ifx_ssc_ioctl(struct inode *inode, struct file *filp,
 			  unsigned int cmd, unsigned long data);
-extern ssize_t ifx_ssc_kwrite (int port, const char *kbuf, size_t len);
-extern ssize_t ifx_ssc_kread (int port, char *kbuf, size_t len);
+extern ssize_t ifx_ssc_kwrite(int port, const char *kbuf, size_t len);
+extern ssize_t ifx_ssc_kread(int port, char *kbuf, size_t len);
 
-extern int ifx_ssc_cs_low (unsigned int pin);
-extern int ifx_ssc_cs_high (unsigned int pin);
-extern int ifx_ssc_txrx (char *tx_buf, unsigned int tx_len, char *rx_buf, unsigned int rx_len);
-extern int ifx_ssc_tx (char *tx_buf, unsigned int tx_len);
-extern int ifx_ssc_rx (char *rx_buf, unsigned int rx_len);
+extern int ifx_ssc_cs_low(unsigned int pin);
+extern int ifx_ssc_cs_high(unsigned int pin);
+extern int ifx_ssc_txrx(char *tx_buf, unsigned int tx_len, char *rx_buf, unsigned int rx_len);
+extern int ifx_ssc_tx(char *tx_buf, unsigned int tx_len);
+extern int ifx_ssc_rx(char *rx_buf, unsigned int rx_len);
 
 #define EEPROM_CS IFX_SSC_WHBGPOSTAT_OUT0_POS
 
@@ -88,8 +88,7 @@ extern int ifx_ssc_rx (char *rx_buf, unsigned int rx_len);
 #define EEPROM_PAGE_SIZE		4
 #define EEPROM_SIZE			512
 
-static int
-eeprom_rdsr (void)
+static int eeprom_rdsr(void)
 {
 	int ret = 0;
 	unsigned char cmd = EEPROM_RDSR;
@@ -108,15 +107,13 @@ eeprom_rdsr (void)
 	return ret;
 }
 
-void
-eeprom_wip_over (void)
+void eeprom_wip_over(void)
 {
 	while (eeprom_rdsr())
-		printk("waiting for eeprom\n");
+		printk(KERN_INFO "waiting for eeprom\n");
 }
 
-static int
-eeprom_wren (void)
+static int eeprom_wren(void)
 {
 	unsigned char cmd = EEPROM_WREN;
 	int ret = 0;
@@ -136,8 +133,7 @@ eeprom_wren (void)
 	return ret;
 }
 
-static int
-eeprom_wrsr (void)
+static int eeprom_wrsr(void)
 {
 	int ret = 0;
 	unsigned char cmd[2];
@@ -146,9 +142,8 @@ eeprom_wrsr (void)
 	cmd[0] = EEPROM_WRSR;
 	cmd[1] = 0;
 
-	if ((ret = eeprom_wren()))
-	{
-		printk ("eeprom_wren fails\n");
+	if ((ret = eeprom_wren())) {
+		printk(KERN_ERR "eeprom_wren fails\n");
 		goto out1;
 	}
 
@@ -171,23 +166,21 @@ eeprom_wrsr (void)
 	return ret;
 
 out:
-	local_irq_restore (flag);
-	eeprom_wip_over ();
+	local_irq_restore(flag);
+	eeprom_wip_over();
 
 out1:
 	return ret;
 }
 
-static int
-eeprom_read (unsigned int addr, unsigned char *buf, unsigned int len)
+static int eeprom_read(unsigned int addr, unsigned char *buf, unsigned int len)
 {
 	int ret = 0;
 	unsigned char write_buf[2];
 	unsigned int eff = 0;
 	unsigned long flag;
 
-	while (1)
-	{
+	while (1) {
 		eeprom_wip_over();
 		eff = EEPROM_PAGE_SIZE - (addr % EEPROM_PAGE_SIZE);
 		eff = (eff < len) ? eff : len;
@@ -196,13 +189,13 @@ eeprom_read (unsigned int addr, unsigned char *buf, unsigned int len)
 		if ((ret = ifx_ssc_cs_low(EEPROM_CS)) < 0)
 			goto out;
 
-		write_buf[0] = EEPROM_READ | ((unsigned char) ((addr & 0x100) >> 5));
+		write_buf[0] = EEPROM_READ | ((unsigned char)((addr & 0x100) >> 5));
 		write_buf[1] = (addr & 0xff);
 
-		if ((ret = ifx_ssc_txrx (write_buf, 2, buf, eff)) != eff)
-		{
-			printk("ssc_txrx fails %d\n", ret);
-			ifx_ssc_cs_high (EEPROM_CS);
+		ret = ifx_ssc_txrx(write_buf, 2, buf, eff);
+		if (ret != eff) {
+			printk(KERN_ERR "ssc_txrx fails %d\n", ret);
+			ifx_ssc_cs_high(EEPROM_CS);
 			goto out;
 		}
 
@@ -210,7 +203,8 @@ eeprom_read (unsigned int addr, unsigned char *buf, unsigned int len)
 		len -= ret;
 		addr += ret;
 
-		if ((ret = ifx_ssc_cs_high(EEPROM_CS)))
+		ret = ifx_ssc_cs_high(EEPROM_CS);
+		if (ret)
 			goto out;
 
 		local_irq_restore(flag);
@@ -220,13 +214,12 @@ eeprom_read (unsigned int addr, unsigned char *buf, unsigned int len)
 	}
 
 out:
-	local_irq_restore (flag);
+	local_irq_restore(flag);
 out2:
 	return ret;
 }
 
-static int
-eeprom_write (unsigned int addr, unsigned char *buf, unsigned int len)
+static int eeprom_write(unsigned int addr, unsigned char *buf, unsigned int len)
 {
 	int ret = 0;
 	unsigned int eff = 0;
@@ -234,23 +227,21 @@ eeprom_write (unsigned int addr, unsigned char *buf, unsigned int len)
 	int i;
 	unsigned char rx_buf[EEPROM_PAGE_SIZE];
 
-	while (1)
-	{
+	while (1) {
 		eeprom_wip_over();
 
-		if ((ret = eeprom_wren()))
-		{
-			printk("eeprom_wren fails\n");
+		if ((ret = eeprom_wren())) {
+			printk(KERN_ERR "eeprom_wren fails\n");
 			goto out;
 		}
 
-		write_buf[0] = EEPROM_WRITE | ((unsigned char) ((addr & 0x100) >> 5));
+		write_buf[0] = EEPROM_WRITE | ((unsigned char)((addr & 0x100) >> 5));
 		write_buf[1] = (addr & 0xff);
 
 		eff = EEPROM_PAGE_SIZE - (addr % EEPROM_PAGE_SIZE);
 		eff = (eff < len) ? eff : len;
 
-		printk("EEPROM Write:\n");
+		printk(KERN_INFO "EEPROM Write:\n");
 		for (i = 0; i < eff; i++) {
 			printk("%2x ", buf[i]);
 			if ((i % 16) == 15)
@@ -261,16 +252,14 @@ eeprom_write (unsigned int addr, unsigned char *buf, unsigned int len)
 		if ((ret = ifx_ssc_cs_low(EEPROM_CS)))
 			goto out;
 
-		if ((ret = ifx_ssc_tx (write_buf, 2)) < 0)
-		{
-			printk("ssc_tx fails %d\n", ret);
+		if ((ret = ifx_ssc_tx(write_buf, 2)) < 0) {
+			printk(KERN_ERR "ssc_tx fails %d\n", ret);
 			ifx_ssc_cs_high(EEPROM_CS);
 			goto out;
 		}
 
-		if ((ret = ifx_ssc_tx (buf, eff)) != eff)
-		{
-			printk("ssc_tx fails %d\n", ret);
+		if ((ret = ifx_ssc_tx(buf, eff)) != eff) {
+			printk(KERN_ERR "ssc_tx fails %d\n", ret);
 			ifx_ssc_cs_high(EEPROM_CS);
 			goto out;
 		}
@@ -279,16 +268,14 @@ eeprom_write (unsigned int addr, unsigned char *buf, unsigned int len)
 		len -= ret;
 		addr += ret;
 
-		if ((ret = ifx_ssc_cs_high (EEPROM_CS)))
+		if ((ret = ifx_ssc_cs_high(EEPROM_CS)))
 			goto out;
 
-		printk ("<==");
+		printk(KERN_INFO "<==");
 		eeprom_read((addr - eff), rx_buf, eff);
 		for (i = 0; i < eff; i++)
-		{
-			printk ("[%x]", rx_buf[i]);
-		}
-		printk ("\n");
+			printk("[%x]", rx_buf[i]);
+		printk("\n");
 
 		if (len <= 0)
 			break;
@@ -298,81 +285,71 @@ out:
 	return ret;
 }
 
-int
-ifxmips_eeprom_open (struct inode *inode, struct file *filp)
+int ifxmips_eeprom_open(struct inode *inode, struct file *filp)
 {
 	filp->f_pos = 0;
 	return 0;
 }
 
-int
-ifxmips_eeprom_close (struct inode *inode, struct file *filp)
+int ifxmips_eeprom_close(struct inode *inode, struct file *filp)
 {
 	return 0;
 }
 
-int
-ifxmips_eeprom_ioctl (struct inode *inode, struct file *filp, unsigned int cmd, unsigned long data)
+int ifxmips_eeprom_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long data)
 {
 	return 0;
 }
 
-ssize_t
-ifxmips_eeprom_read (char *buf, size_t len, unsigned int addr)
+ssize_t ifxmips_eeprom_read(char *buf, size_t len, unsigned int addr)
 {
 	int ret = 0;
 	unsigned int data;
 
-	printk("addr:=%d\n", addr);
-	printk("len:=%d\n", len);
+	printk(KERN_INFO "addr:=%d\n", addr);
+	printk(KERN_INFO "len:=%d\n", len);
 
-	if ((addr + len) > EEPROM_SIZE)
-	{
-		printk("invalid len\n");
+	if ((addr + len) > EEPROM_SIZE) {
+		printk(KERN_ERR "invalid len\n");
 		addr = 0;
 		len = EEPROM_SIZE / 2;
 	}
 
-	if ((ret = ifx_ssc_open((struct inode *) 0, NULL)))
-	{
-		printk("ifxmips_eeprom_open fails\n");
+	if ((ret = ifx_ssc_open((struct inode *)0, NULL))) {
+		printk(KERN_ERR "ifxmips_ssc_open fails\n");
 		goto out;
 	}
 
 	data = (unsigned int)IFX_SSC_MODE_RXTX;
 
-	if ((ret = ifx_ssc_ioctl((struct inode *) 0, NULL, IFX_SSC_RXTX_MODE_SET, (unsigned long) &data)))
-	{
-		printk("set RXTX mode fails\n");
+	if ((ret = ifx_ssc_ioctl((struct inode *)0, NULL, IFX_SSC_RXTX_MODE_SET, (unsigned long) &data))) {
+		printk(KERN_ERR "set RXTX mode fails\n");
 		goto out;
 	}
 
-	if ((ret = eeprom_wrsr()))
-	{
-		printk("EEPROM reset fails\n");
+	if ((ret = eeprom_wrsr())) {
+		printk(KERN_ERR "EEPROM reset fails\n");
 		goto out;
 	}
 
-	if ((ret = eeprom_read(addr, buf, len)))
-	{
-		printk("eeprom read fails\n");
+	if ((ret = eeprom_read(addr, buf, len))) {
+		printk(KERN_ERR "eeprom read fails\n");
 		goto out;
 	}
 
 out:
-	if (ifx_ssc_close((struct inode *) 0, NULL))
-		printk("ifxmips_eeprom_close fails\n");
+	if (ifx_ssc_close((struct inode *)0, NULL))
+		printk(KERN_ERR "ifxmips_ssc_close fails\n");
 
 	return len;
 }
 EXPORT_SYMBOL(ifxmips_eeprom_read);
 
-static ssize_t
-ifxmips_eeprom_fops_read (struct file *filp, char *ubuf, size_t len, loff_t * off)
+static ssize_t ifxmips_eeprom_fops_read(struct file *filp, char *ubuf, size_t len, loff_t *off)
 {
 	int ret = 0;
 	unsigned char ssc_rx_buf[EEPROM_SIZE];
-	long flag;
+	unsigned long flag;
 
 	if (*off >= EEPROM_SIZE)
 		return 0;
@@ -385,15 +362,13 @@ ifxmips_eeprom_fops_read (struct file *filp, char *ubuf, size_t len, loff_t * of
 
 	local_irq_save(flag);
 
-	if ((ret = ifxmips_eeprom_read(ssc_rx_buf, len, *off)) < 0)
-	{
-		printk("read fails, err=%x\n", ret);
+	if ((ret = ifxmips_eeprom_read(ssc_rx_buf, len, *off)) < 0) {
+		printk(KERN_ERR "read fails, err=%x\n", ret);
 		local_irq_restore(flag);
 		return ret;
 	}
 
-	if (copy_to_user((void*)ubuf, ssc_rx_buf, ret) != 0)
-	{
+	if (copy_to_user((void *)ubuf, ssc_rx_buf, ret) != 0) {
 		local_irq_restore(flag);
 		ret = -EFAULT;
 	}
@@ -404,46 +379,42 @@ ifxmips_eeprom_fops_read (struct file *filp, char *ubuf, size_t len, loff_t * of
 	return len;
 }
 
-ssize_t
-ifxmips_eeprom_write (char *buf, size_t len, unsigned int addr)
+ssize_t ifxmips_eeprom_write(char *buf, size_t len, unsigned int addr)
 {
 	int ret = 0;
 	unsigned int data;
 
-	if ((ret = ifx_ssc_open ((struct inode *) 0, NULL)))
-	{
-		printk ("ifxmips_eeprom_open fails\n");
+	if ((ret = ifx_ssc_open((struct inode *)0, NULL))) {
+		printk(KERN_ERR "ifxmips_ssc_open fails\n");
 		goto out;
 	}
 
 	data = (unsigned int) IFX_SSC_MODE_RXTX;
 
-	if ((ret = ifx_ssc_ioctl ((struct inode *) 0, NULL, IFX_SSC_RXTX_MODE_SET, (unsigned long) &data)))
-	{
-		printk ("set RXTX mode fails\n");
+	if ((ret = ifx_ssc_ioctl((struct inode *)0, NULL, IFX_SSC_RXTX_MODE_SET, (unsigned long) &data))) {
+		printk(KERN_ERR "set RXTX mode fails\n");
 		goto out;
 	}
 
-	if ((ret = eeprom_wrsr ())) {
-		printk ("EEPROM reset fails\n");
+	if ((ret = eeprom_wrsr())) {
+		printk(KERN_ERR "EEPROM reset fails\n");
 		goto out;
 	}
 
-	if ((ret = eeprom_write (addr, buf, len))) {
-		printk ("eeprom write fails\n");
+	if ((ret = eeprom_write(addr, buf, len))) {
+		printk(KERN_ERR "eeprom write fails\n");
 		goto out;
 	}
 
 out:
-	if (ifx_ssc_close ((struct inode *) 0, NULL))
-		printk ("ifxmips_eeprom_close fails\n");
+	if (ifx_ssc_close((struct inode *)0, NULL))
+		printk(KERN_ERR "ifxmips_ssc_close fails\n");
 
 	return ret;
 }
 EXPORT_SYMBOL(ifxmips_eeprom_write);
 
-static ssize_t
-ifxmips_eeprom_fops_write (struct file *filp, const char *ubuf, size_t len, loff_t * off)
+static ssize_t ifxmips_eeprom_fops_write(struct file *filp, const char *ubuf, size_t len, loff_t *off)
 {
 	int ret = 0;
 	unsigned char ssc_tx_buf[EEPROM_SIZE];
@@ -454,10 +425,10 @@ ifxmips_eeprom_fops_write (struct file *filp, const char *ubuf, size_t len, loff
 	if (len + *off > EEPROM_SIZE)
 		len = EEPROM_SIZE - *off;
 
-	if ((ret = copy_from_user (ssc_tx_buf, ubuf, len)))
+	if ((ret = copy_from_user(ssc_tx_buf, ubuf, len)))
 		return EFAULT;
 
-	ret = ifxmips_eeprom_write (ssc_tx_buf, len, *off);
+	ret = ifxmips_eeprom_write(ssc_tx_buf, len, *off);
 
 	if (ret > 0)
 		*off = ret;
@@ -465,8 +436,7 @@ ifxmips_eeprom_fops_write (struct file *filp, const char *ubuf, size_t len, loff
 	return ret;
 }
 
-loff_t
-ifxmips_eeprom_llseek (struct file * filp, loff_t off, int whence)
+loff_t ifxmips_eeprom_llseek(struct file *filp, loff_t off, int whence)
 {
 	loff_t newpos;
 	switch (whence) {
@@ -491,51 +461,47 @@ ifxmips_eeprom_llseek (struct file * filp, loff_t off, int whence)
 }
 
 static struct file_operations ifxmips_eeprom_fops = {
-      owner:THIS_MODULE,
-      llseek:ifxmips_eeprom_llseek,
-      read:ifxmips_eeprom_fops_read,
-      write:ifxmips_eeprom_fops_write,
-      ioctl:ifxmips_eeprom_ioctl,
-      open:ifxmips_eeprom_open,
-      release:ifxmips_eeprom_close,
+	.owner = THIS_MODULE,
+	.llseek = ifxmips_eeprom_llseek,
+	.read = ifxmips_eeprom_fops_read,
+	.write = ifxmips_eeprom_fops_write,
+	.ioctl = ifxmips_eeprom_ioctl,
+	.open = ifxmips_eeprom_open,
+	.release = ifxmips_eeprom_close,
 };
 
-int __init
-ifxmips_eeprom_init (void)
+int __init ifxmips_eeprom_init(void)
 {
 	int ret = 0;
 
 	ifxmips_eeprom_maj = register_chrdev(0, "eeprom", &ifxmips_eeprom_fops);
 
-	if (ifxmips_eeprom_maj < 0)
-	{
-		printk("failed to register eeprom device\n");
+	if (ifxmips_eeprom_maj < 0) {
+		printk(KERN_ERR "failed to register eeprom device\n");
 		ret = -EINVAL;
-		
+
 		goto out;
 	}
 
-	printk("ifxmips_eeprom : /dev/eeprom mayor %d\n", ifxmips_eeprom_maj);
+	printk(KERN_INFO "ifxmips_eeprom : /dev/eeprom mayor %d\n", ifxmips_eeprom_maj);
 
 out:
 	return ret;
 }
 
-void __exit
-ifxmips_eeprom_cleanup_module (void)
+void __exit ifxmips_eeprom_cleanup_module(void)
 {
-	/*if (unregister_chrdev (ifxmips_eeprom_maj, "eeprom")) {
-		printk ("Unable to unregister major %d for the EEPROM\n",
+	/*if (unregister_chrdev(ifxmips_eeprom_maj, "eeprom")) {
+		printk(KERN_ERR "Unable to unregister major %d for the EEPROM\n",
 			maj);
 	}*/
 }
 
-module_exit (ifxmips_eeprom_cleanup_module);
-module_init (ifxmips_eeprom_init);
-
-MODULE_LICENSE ("GPL");
-MODULE_AUTHOR ("Peng Liu");
-MODULE_DESCRIPTION ("IFAP EEPROM driver");
-MODULE_SUPPORTED_DEVICE ("ifxmips_eeprom");
+module_exit(ifxmips_eeprom_cleanup_module);
+module_init(ifxmips_eeprom_init);
 
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Peng Liu");
+MODULE_DESCRIPTION("IFAP EEPROM driver");
+MODULE_SUPPORTED_DEVICE("ifxmips_eeprom");
 
diff --git a/target/linux/ifxmips/files/drivers/char/ifxmips_ssc.c b/target/linux/ifxmips/files/drivers/char/ifxmips_ssc.c
index 35b32e8529..5d61356025 100644
--- a/target/linux/ifxmips/files/drivers/char/ifxmips_ssc.c
+++ b/target/linux/ifxmips/files/drivers/char/ifxmips_ssc.c
@@ -13,17 +13,19 @@
  *   along with this program; if not, write to the Free Software
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
- *   Copyright (C) 2006 infineon
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright(C) 2006 infineon
+ *   Copyright(C) 2007 John Crispin <blogic@openwrt.org>
  *
  */
 
-// ### TO DO: general issues:
-//            - power management
-//            - interrupt handling (direct/indirect)
-//            - pin/mux-handling (just overall concept due to project dependency)
-//            - multiple instances capability
-//            - slave functionality
+/*
+### TO DO: general issues:
+	- power management
+	- interrupt handling (direct/indirect)
+	- pin/mux-handling (just overall concept due to project dependency)
+	- multiple instances capability
+	- slave functionality
+*/
 
 #include <linux/module.h>
 #include <linux/errno.h>
@@ -42,24 +44,23 @@
 #include <linux/delay.h>
 #include <linux/spinlock.h>
 #include <linux/slab.h>
-
-#include <asm/system.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/uaccess.h>
-#include <asm/bitops.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/uaccess.h>
+#include <linux/bitops.h>
 
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/version.h>
 
+#include <asm/system.h>
 #include <asm/ifxmips/ifxmips.h>
 #include <asm/ifxmips/ifxmips_irq.h>
 #include <asm/ifxmips/ifx_ssc_defines.h>
 #include <asm/ifxmips/ifx_ssc.h>
 
 /* allow the user to set the major device number */
-static int maj = 0;
+static int maj;
 
 /*
  * This is the per-channel data structure containing pointers, flags
@@ -69,28 +70,25 @@ static int maj = 0;
 static struct ifx_ssc_port *isp;
 
 /* other forward declarations */
-static unsigned int ifx_ssc_get_kernel_clk (struct ifx_ssc_port *info);
-static void tx_int (struct ifx_ssc_port *);
+static unsigned int ifx_ssc_get_kernel_clk(struct ifx_ssc_port *info);
+static void tx_int(struct ifx_ssc_port *);
 
-extern unsigned int ifxmips_get_fpi_hz (void);
-extern void ifxmips_mask_and_ack_irq (unsigned int irq_nr);
+extern unsigned int ifxmips_get_fpi_hz(void);
+extern void ifxmips_mask_and_ack_irq(unsigned int irq_nr);
 
-static inline unsigned int
-ifx_ssc_get_kernel_clk (struct ifx_ssc_port *info)
+static inline unsigned int ifx_ssc_get_kernel_clk(struct ifx_ssc_port *info)
 {
 	unsigned int rmc;
 
 	rmc = (ifxmips_r32(IFXMIPS_SSC_CLC) & IFX_CLC_RUN_DIVIDER_MASK) >> IFX_CLC_RUN_DIVIDER_OFFSET;
-	if (rmc == 0)
-	{
-		printk ("ifx_ssc_get_kernel_clk rmc==0 \n");
+	if (rmc == 0) {
+		printk("ifx_ssc_get_kernel_clk rmc==0 \n");
 		return 0;
 	}
-	return ifxmips_get_fpi_hz () / rmc;
+	return ifxmips_get_fpi_hz() / rmc;
 }
 
-inline static void
-rx_int (struct ifx_ssc_port *info)
+static inline void rx_int(struct ifx_ssc_port *info)
 {
 	int fifo_fill_lev, bytes_in_buf, i;
 	unsigned long tmp_val;
@@ -99,9 +97,9 @@ rx_int (struct ifx_ssc_port *info)
 	/* number of words waiting in the RX FIFO */
 	fifo_fill_lev = (ifxmips_r32(IFXMIPS_SSC_FSTAT) & IFX_SSC_FSTAT_RECEIVED_WORDS_MASK) >> IFX_SSC_FSTAT_RECEIVED_WORDS_OFFSET;
 	bytes_in_buf = info->rxbuf_end - info->rxbuf_ptr;
-	// transfer with 32 bits per entry
+	/* transfer with 32 bits per entry */
 	while ((bytes_in_buf >= 4) && (fifo_fill_lev > 0)) {
-		tmp_ptr = (unsigned long *) info->rxbuf_ptr;
+		tmp_ptr = (unsigned long *)info->rxbuf_ptr;
 		*tmp_ptr = ifxmips_r32(IFXMIPS_SSC_RB);
 		info->rxbuf_ptr += 4;
 		info->stats.rxBytes += 4;
@@ -109,7 +107,7 @@ rx_int (struct ifx_ssc_port *info)
 		bytes_in_buf -= 4;
 	}
 
-	// now do the rest as mentioned in STATE.RXBV
+	/* now do the rest as mentioned in STATE.RXBV */
 	while ((bytes_in_buf > 0) && (fifo_fill_lev > 0)) {
 		rx_valid_cnt = (ifxmips_r32(IFXMIPS_SSC_STATE) & IFX_SSC_STATE_RX_BYTE_VALID_MASK) >> IFX_SSC_STATE_RX_BYTE_VALID_OFFSET;
 		if (rx_valid_cnt == 0)
@@ -120,8 +118,7 @@ rx_int (struct ifx_ssc_port *info)
 
 		tmp_val = ifxmips_r32(IFXMIPS_SSC_RB);
 
-		for (i = 0; i < rx_valid_cnt; i++)
-		{
+		for (i = 0; i < rx_valid_cnt; i++) {
 			*info->rxbuf_ptr = (tmp_val >> (8 * (rx_valid_cnt - i - 1))) & 0xff;
 			bytes_in_buf--;
 			info->rxbuf_ptr++;
@@ -129,13 +126,11 @@ rx_int (struct ifx_ssc_port *info)
 		info->stats.rxBytes += rx_valid_cnt;
 	}
 
-	// check if transfer is complete
-	if (info->rxbuf_ptr >= info->rxbuf_end)
-	{
+	/* check if transfer is complete */
+	if (info->rxbuf_ptr >= info->rxbuf_end) {
 		disable_irq(IFXMIPS_SSC_RIR);
-		wake_up_interruptible (&info->rwait);
-	} else if ((info->opts.modeRxTx == IFX_SSC_MODE_RX) && (ifxmips_r32(IFXMIPS_SSC_RXCNT) == 0))
-	{
+		wake_up_interruptible(&info->rwait);
+	} else if ((info->opts.modeRxTx == IFX_SSC_MODE_RX) && (ifxmips_r32(IFXMIPS_SSC_RXCNT) == 0)) {
 		if (info->rxbuf_end - info->rxbuf_ptr < IFX_SSC_RXREQ_BLOCK_SIZE)
 			ifxmips_w32((info->rxbuf_end - info->rxbuf_ptr) << IFX_SSC_RXREQ_RXCOUNT_OFFSET, IFXMIPS_SSC_RXREQ);
 		else
@@ -143,13 +138,12 @@ rx_int (struct ifx_ssc_port *info)
 	}
 }
 
-inline static void
-tx_int (struct ifx_ssc_port *info)
+static inline void tx_int(struct ifx_ssc_port *info)
 {
 
 	int fifo_space, fill, i;
 	fifo_space = ((ifxmips_r32(IFXMIPS_SSC_ID) & IFX_SSC_PERID_TXFS_MASK) >> IFX_SSC_PERID_TXFS_OFFSET)
-		- ((ifxmips_r32(IFXMIPS_SSC_FSTAT) & IFX_SSC_FSTAT_TRANSMIT_WORDS_MASK) >> IFX_SSC_FSTAT_TRANSMIT_WORDS_OFFSET);
+		-((ifxmips_r32(IFXMIPS_SSC_FSTAT) & IFX_SSC_FSTAT_TRANSMIT_WORDS_MASK) >> IFX_SSC_FSTAT_TRANSMIT_WORDS_OFFSET);
 
 	if (fifo_space == 0)
 		return;
@@ -159,71 +153,64 @@ tx_int (struct ifx_ssc_port *info)
 	if (fill > fifo_space * 4)
 		fill = fifo_space * 4;
 
-	for (i = 0; i < fill / 4; i++)
-	{
-		// at first 32 bit access
-		ifxmips_w32(*(UINT32 *) info->txbuf_ptr, IFXMIPS_SSC_TB);
+	for (i = 0; i < fill / 4; i++) {
+		/* at first 32 bit access */
+		ifxmips_w32(*(UINT32 *)info->txbuf_ptr, IFXMIPS_SSC_TB);
 		info->txbuf_ptr += 4;
 	}
 
 	fifo_space -= fill / 4;
 	info->stats.txBytes += fill & ~0x3;
 	fill &= 0x3;
-	if ((fifo_space > 0) & (fill > 1))
-	{
-		// trailing 16 bit access
-		WRITE_PERIPHERAL_REGISTER_16 (*(UINT16 *) info->txbuf_ptr, info->mapbase + IFX_SSC_TB);
+	if ((fifo_space > 0) & (fill > 1)) {
+		/* trailing 16 bit access */
+		WRITE_PERIPHERAL_REGISTER_16(*(UINT16 *)info->txbuf_ptr, info->mapbase + IFX_SSC_TB);
 		info->txbuf_ptr += 2;
 		info->stats.txBytes += 2;
 		fifo_space--;
 		fill -= 2;
 	}
 
-	if ((fifo_space > 0) & (fill > 0))
-	{
-		// trailing 8 bit access
-		WRITE_PERIPHERAL_REGISTER_8 (*(UINT8 *) info->txbuf_ptr, info->mapbase + IFX_SSC_TB);
+	if ((fifo_space > 0) & (fill > 0)) {
+		/* trailing 8 bit access */
+		WRITE_PERIPHERAL_REGISTER_8(*(UINT8 *)info->txbuf_ptr, info->mapbase + IFX_SSC_TB);
 		info->txbuf_ptr++;
 		info->stats.txBytes++;
 	}
 
-	// check if transmission complete
-	if (info->txbuf_ptr >= info->txbuf_end)
-	{
+	/* check if transmission complete */
+	if (info->txbuf_ptr >= info->txbuf_end) {
 		disable_irq(IFXMIPS_SSC_TIR);
-		kfree (info->txbuf);
+		kfree(info->txbuf);
 		info->txbuf = NULL;
 	}
 
 }
 
-irqreturn_t
-ifx_ssc_rx_int (int irq, void *dev_id)
+irqreturn_t ifx_ssc_rx_int(int irq, void *dev_id)
 {
-	struct ifx_ssc_port *info = (struct ifx_ssc_port *) dev_id;
-	rx_int (info);
+	struct ifx_ssc_port *info = (struct ifx_ssc_port *)dev_id;
+	rx_int(info);
 
 	return IRQ_HANDLED;
 }
 
-irqreturn_t
-ifx_ssc_tx_int (int irq, void *dev_id)
+irqreturn_t ifx_ssc_tx_int(int irq, void *dev_id)
 {
-	struct ifx_ssc_port *info = (struct ifx_ssc_port *) dev_id;
-	tx_int (info);
+	struct ifx_ssc_port *info = (struct ifx_ssc_port *)dev_id;
+	tx_int(info);
 
 	return IRQ_HANDLED;
 }
 
-irqreturn_t
-ifx_ssc_err_int (int irq, void *dev_id)
+irqreturn_t ifx_ssc_err_int(int irq, void *dev_id)
 {
-	struct ifx_ssc_port *info = (struct ifx_ssc_port *) dev_id;
+	struct ifx_ssc_port *info = (struct ifx_ssc_port *)dev_id;
 	unsigned int state;
 	unsigned int write_back = 0;
 	unsigned long flags;
 
-	local_irq_save (flags);
+	local_irq_save(flags);
 	state = ifxmips_r32(IFXMIPS_SSC_STATE);
 
 	if ((state & IFX_SSC_STATE_RX_UFL) != 0) {
@@ -254,54 +241,53 @@ ifx_ssc_err_int (int irq, void *dev_id)
 	if (write_back)
 		ifxmips_w32(write_back, IFXMIPS_SSC_WHBSTATE);
 
-	local_irq_restore (flags);
+	local_irq_restore(flags);
 
 	return IRQ_HANDLED;
 }
 
-static void
-ifx_ssc_abort (struct ifx_ssc_port *info)
+static void ifx_ssc_abort(struct ifx_ssc_port *info)
 {
 	unsigned long flags;
 	bool enabled;
 
-	local_irq_save (flags);
+	local_irq_save(flags);
 
 	disable_irq(IFXMIPS_SSC_RIR);
 	disable_irq(IFXMIPS_SSC_TIR);
 	disable_irq(IFXMIPS_SSC_EIR);
 
-	local_irq_restore (flags);
+	local_irq_restore(flags);
 
-	// disable SSC (also aborts a receive request!)
-	// ### TO DO: Perhaps it's better to abort after the receiption of a 
-	// complete word. The disable cuts the transmission immediatly and 
-	// releases the chip selects. This could result in unpredictable 
-	// behavior of connected external devices!
+	/* disable SSC(also aborts a receive request!) */
+	/* ### TO DO: Perhaps it's better to abort after the receiption of a
+		complete word. The disable cuts the transmission immediatly and
+		releases the chip selects. This could result in unpredictable
+		behavior of connected external devices!
+	*/
 	enabled = (ifxmips_r32(IFXMIPS_SSC_STATE) & IFX_SSC_STATE_IS_ENABLED) != 0;
 	ifxmips_w32(IFX_SSC_WHBSTATE_CLR_ENABLE, IFXMIPS_SSC_WHBSTATE);
 
-	// flush fifos
+	/* flush fifos */
 	ifxmips_w32(IFX_SSC_XFCON_FIFO_FLUSH, IFXMIPS_SSC_TXFCON);
 	ifxmips_w32(IFX_SSC_XFCON_FIFO_FLUSH, IFXMIPS_SSC_RXFCON);
 
-	// free txbuf
-	if (info->txbuf != NULL)
-	{
-		kfree (info->txbuf);
+	/* free txbuf */
+	if (info->txbuf != NULL) {
+		kfree(info->txbuf);
 		info->txbuf = NULL;
 	}
 
-	// wakeup read process
+	/* wakeup read process */
 	if (info->rxbuf != NULL)
-		wake_up_interruptible (&info->rwait);
+		wake_up_interruptible(&info->rwait);
 
-	// clear pending int's 
+	/* clear pending int's */
 	ifxmips_mask_and_ack_irq(IFXMIPS_SSC_RIR);
 	ifxmips_mask_and_ack_irq(IFXMIPS_SSC_TIR);
 	ifxmips_mask_and_ack_irq(IFXMIPS_SSC_EIR);
 
-	// clear error flags
+	/* clear error flags */
 	ifxmips_w32(IFX_SSC_WHBSTATE_CLR_ALL_ERROR, IFXMIPS_SSC_WHBSTATE);
 
 	if (enabled)
@@ -313,19 +299,17 @@ ifx_ssc_abort (struct ifx_ssc_port *info)
  * This routine is called whenever a port is opened.  It enforces
  * exclusive opening of a port and enables interrupts, etc.
  */
-int
-ifx_ssc_open (struct inode *inode, struct file *filp)
+int ifx_ssc_open(struct inode *inode, struct file *filp)
 {
 	struct ifx_ssc_port *info;
 	int line;
 	int from_kernel = 0;
 
-	if ((inode == (struct inode *) 0) || (inode == (struct inode *) 1)) {
+	if ((inode == (struct inode *)0) || (inode == (struct inode *)1)) {
 		from_kernel = 1;
 		line = (int) inode;
-	} else {
-		line = MINOR (filp->f_dentry->d_inode->i_rdev);
-	}
+	} else
+		line = MINOR(filp->f_dentry->d_inode->i_rdev);
 
 	/* don't open more minor devices than we can support */
 	if (line < 0 || line >= PORT_CNT)
@@ -353,7 +337,7 @@ ifx_ssc_open (struct inode *inode, struct file *filp)
 	/* clear all error bits */
 	ifxmips_w32(IFX_SSC_WHBSTATE_CLR_ALL_ERROR, IFXMIPS_SSC_WHBSTATE);
 
-	// clear pending interrupts
+	/* clear pending interrupts */
 	ifxmips_mask_and_ack_irq(IFXMIPS_SSC_RIR);
 	ifxmips_mask_and_ack_irq(IFXMIPS_SSC_TIR);
 	ifxmips_mask_and_ack_irq(IFXMIPS_SSC_EIR);
@@ -364,16 +348,15 @@ ifx_ssc_open (struct inode *inode, struct file *filp)
 }
 EXPORT_SYMBOL(ifx_ssc_open);
 
-int
-ifx_ssc_close (struct inode *inode, struct file *filp)
+int ifx_ssc_close(struct inode *inode, struct file *filp)
 {
 	struct ifx_ssc_port *info;
 	int idx;
 
-	if ((inode == (struct inode *) 0) || (inode == (struct inode *) 1))
+	if ((inode == (struct inode *)0) || (inode == (struct inode *)1))
 		idx = (int) inode;
 	else
-		idx = MINOR (filp->f_dentry->d_inode->i_rdev);
+		idx = MINOR(filp->f_dentry->d_inode->i_rdev);
 
 	if (idx < 0 || idx >= PORT_CNT)
 		return -ENXIO;
@@ -392,26 +375,25 @@ ifx_ssc_close (struct inode *inode, struct file *filp)
 }
 EXPORT_SYMBOL(ifx_ssc_close);
 
-static ssize_t
-ifx_ssc_read_helper_poll (struct ifx_ssc_port *info, char *buf, size_t len, int from_kernel)
+static ssize_t ifx_ssc_read_helper_poll(struct ifx_ssc_port *info, char *buf,
+	size_t len, int from_kernel)
 {
 	ssize_t ret_val;
 	unsigned long flags;
 
 	if (info->opts.modeRxTx == IFX_SSC_MODE_TX)
 		return -EFAULT;
-	local_irq_save (flags);
+	local_irq_save(flags);
 	info->rxbuf_ptr = info->rxbuf;
 	info->rxbuf_end = info->rxbuf + len;
-	local_irq_restore (flags);
+	local_irq_restore(flags);
 	/* Vinetic driver always works in IFX_SSC_MODE_RXTX */
 	/* TXRX in poll mode */
-	while (info->rxbuf_ptr < info->rxbuf_end)
-	{
+	while (info->rxbuf_ptr < info->rxbuf_end) {
 		if (info->txbuf_ptr < info->txbuf_end)
-			tx_int (info);
+			tx_int(info);
 
-		rx_int (info);
+		rx_int(info);
 	};
 
 	ret_val = info->rxbuf_ptr - info->rxbuf;
@@ -419,31 +401,29 @@ ifx_ssc_read_helper_poll (struct ifx_ssc_port *info, char *buf, size_t len, int
 	return ret_val;
 }
 
-static ssize_t
-ifx_ssc_read_helper (struct ifx_ssc_port *info, char *buf, size_t len, int from_kernel)
+static ssize_t ifx_ssc_read_helper(struct ifx_ssc_port *info, char *buf,
+	size_t len, int from_kernel)
 {
 	ssize_t ret_val;
 	unsigned long flags;
-	DECLARE_WAITQUEUE (wait, current);
+	DECLARE_WAITQUEUE(wait, current);
 
 	if (info->opts.modeRxTx == IFX_SSC_MODE_TX)
 		return -EFAULT;
 
-	local_irq_save (flags);
+	local_irq_save(flags);
 	info->rxbuf_ptr = info->rxbuf;
 	info->rxbuf_end = info->rxbuf + len;
 
-	if (info->opts.modeRxTx == IFX_SSC_MODE_RXTX)
-	{
-		if ((info->txbuf == NULL) || (info->txbuf != info->txbuf_ptr) || (info->txbuf_end != len + info->txbuf))
-		{
-			local_irq_restore (flags);
-			printk ("IFX SSC - %s: write must be called before calling " "read in combined RX/TX!\n", __func__);
+	if (info->opts.modeRxTx == IFX_SSC_MODE_RXTX) {
+		if ((info->txbuf == NULL) || (info->txbuf != info->txbuf_ptr) || (info->txbuf_end != len + info->txbuf)) {
+			local_irq_restore(flags);
+			printk("IFX SSC - %s: write must be called before calling " "read in combined RX/TX!\n", __func__);
 			return -EFAULT;
 		}
 
 		local_irq_restore(flags);
-		tx_int (info);
+		tx_int(info);
 
 		if (info->txbuf_ptr < info->txbuf_end)
 			enable_irq(IFXMIPS_SSC_TIR);
@@ -460,18 +440,17 @@ ifx_ssc_read_helper (struct ifx_ssc_port *info, char *buf, size_t len, int from_
 			ifxmips_w32(IFX_SSC_RXREQ_BLOCK_SIZE << IFX_SSC_RXREQ_RXCOUNT_OFFSET, IFXMIPS_SSC_RXREQ);
 	}
 
-	__add_wait_queue (&info->rwait, &wait);
-	set_current_state (TASK_INTERRUPTIBLE);
+	__add_wait_queue(&info->rwait, &wait);
+	set_current_state(TASK_INTERRUPTIBLE);
 
 	do {
-		local_irq_save (flags);
+		local_irq_save(flags);
 		if (info->rxbuf_ptr >= info->rxbuf_end)
 			break;
 
-		local_irq_restore (flags);
+		local_irq_restore(flags);
 
-		if (signal_pending (current))
-		{
+		if (signal_pending(current)) {
 			ret_val = -ERESTARTSYS;
 			goto out;
 		}
@@ -479,38 +458,33 @@ ifx_ssc_read_helper (struct ifx_ssc_port *info, char *buf, size_t len, int from_
 	} while (1);
 
 	ret_val = info->rxbuf_ptr - info->rxbuf;
-	local_irq_restore (flags);
+	local_irq_restore(flags);
 
 out:
 	current->state = TASK_RUNNING;
-	__remove_wait_queue (&info->rwait, &wait);
+	__remove_wait_queue(&info->rwait, &wait);
 
-	return (ret_val);
+	return ret_val;
 }
 
-static ssize_t
-ifx_ssc_write_helper (struct ifx_ssc_port *info, const char *buf,
-		      size_t len, int from_kernel)
+static ssize_t ifx_ssc_write_helper(struct ifx_ssc_port *info, const char *buf,
+	size_t len, int from_kernel)
 {
 	if (info->opts.modeRxTx == IFX_SSC_MODE_RX)
 		return -EFAULT;
 
 	info->txbuf_ptr = info->txbuf;
 	info->txbuf_end = len + info->txbuf;
-	if (info->opts.modeRxTx == IFX_SSC_MODE_TX)
-	{
-		tx_int (info);
+	if (info->opts.modeRxTx == IFX_SSC_MODE_TX) {
+		tx_int(info);
 		if (info->txbuf_ptr < info->txbuf_end)
-		{
 			enable_irq(IFXMIPS_SSC_TIR);
-		}
 	}
 
 	return len;
 }
 
-ssize_t
-ifx_ssc_kread (int port, char *kbuf, size_t len)
+ssize_t ifx_ssc_kread(int port, char *kbuf, size_t len)
 {
 	struct ifx_ssc_port *info;
 	ssize_t ret_val;
@@ -523,20 +497,18 @@ ifx_ssc_kread (int port, char *kbuf, size_t len)
 
 	info = &isp[port];
 
-	if (info->rxbuf != NULL)
-	{
-		printk ("SSC device busy\n");
+	if (info->rxbuf != NULL) {
+		printk("SSC device busy\n");
 		return -EBUSY;
 	}
 
 	info->rxbuf = kbuf;
-	if (info->rxbuf == NULL)
-	{
-		printk ("SSC device error\n");
+	if (info->rxbuf == NULL) {
+		printk("SSC device error\n");
 		return -EINVAL;
 	}
 
-	ret_val = ifx_ssc_read_helper_poll (info, kbuf, len, 1);
+	ret_val = ifx_ssc_read_helper_poll(info, kbuf, len, 1);
 	info->rxbuf = NULL;
 
 	disable_irq(IFXMIPS_SSC_RIR);
@@ -545,8 +517,7 @@ ifx_ssc_kread (int port, char *kbuf, size_t len)
 }
 EXPORT_SYMBOL(ifx_ssc_kread);
 
-ssize_t
-ifx_ssc_kwrite (int port, const char *kbuf, size_t len)
+ssize_t ifx_ssc_kwrite(int port, const char *kbuf, size_t len)
 {
 	struct ifx_ssc_port *info;
 	ssize_t ret_val;
@@ -559,13 +530,13 @@ ifx_ssc_kwrite (int port, const char *kbuf, size_t len)
 
 	info = &isp[port];
 
-	// check if transmission in progress
+	/* check if transmission in progress */
 	if (info->txbuf != NULL)
 		return -EBUSY;
 
-	info->txbuf = (char *) kbuf;
+	info->txbuf = (char *)kbuf;
 
-	ret_val = ifx_ssc_write_helper (info, info->txbuf, len, 1);
+	ret_val = ifx_ssc_write_helper(info, info->txbuf, len, 1);
 
 	if (ret_val < 0)
 		info->txbuf = NULL;
@@ -574,72 +545,68 @@ ifx_ssc_kwrite (int port, const char *kbuf, size_t len)
 }
 EXPORT_SYMBOL(ifx_ssc_kwrite);
 
-static ssize_t
-ifx_ssc_read (struct file *filp, char *ubuf, size_t len, loff_t * off)
+static ssize_t ifx_ssc_read(struct file *filp, char *ubuf, size_t len, loff_t *off)
 {
 	ssize_t ret_val;
 	int idx;
 	struct ifx_ssc_port *info;
 
-	idx = MINOR (filp->f_dentry->d_inode->i_rdev);
+	idx = MINOR(filp->f_dentry->d_inode->i_rdev);
 	info = &isp[idx];
 
 	if (info->rxbuf != NULL)
 		return -EBUSY;
 
-	info->rxbuf = kmalloc (len + 3, GFP_KERNEL);
+	info->rxbuf = kmalloc(len + 3, GFP_KERNEL);
 	if (info->rxbuf == NULL)
 		return -ENOMEM;
 
-	ret_val = ifx_ssc_read_helper (info, info->rxbuf, len, 0);
-	if (copy_to_user ((void *) ubuf, info->rxbuf, ret_val) != 0)
+	ret_val = ifx_ssc_read_helper(info, info->rxbuf, len, 0);
+	if (copy_to_user((void *)ubuf, info->rxbuf, ret_val) != 0)
 		ret_val = -EFAULT;
 
 	disable_irq(IFXMIPS_SSC_RIR);
 
-	kfree (info->rxbuf);
+	kfree(info->rxbuf);
 	info->rxbuf = NULL;
 
-	return (ret_val);
+	return ret_val;
 }
 
-static ssize_t
-ifx_ssc_write (struct file *filp, const char *ubuf, size_t len, loff_t * off)
+static ssize_t ifx_ssc_write(struct file *filp, const char *ubuf, size_t len, loff_t *off)
 {
 	int idx;
 	struct ifx_ssc_port *info;
 	int ret_val;
 
 	if (len == 0)
-		return (0);
+		return 0;
 
-	idx = MINOR (filp->f_dentry->d_inode->i_rdev);
+	idx = MINOR(filp->f_dentry->d_inode->i_rdev);
 	info = &isp[idx];
 
 	if (info->txbuf != NULL)
 		return -EBUSY;
 
-	info->txbuf = kmalloc (len + 3, GFP_KERNEL);
+	info->txbuf = kmalloc(len + 3, GFP_KERNEL);
 	if (info->txbuf == NULL)
 		return -ENOMEM;
 
-	ret_val = copy_from_user (info->txbuf, ubuf, len);
+	ret_val = copy_from_user(info->txbuf, ubuf, len);
 	if (ret_val == 0)
-		ret_val = ifx_ssc_write_helper (info, info->txbuf, len, 0);
+		ret_val = ifx_ssc_write_helper(info, info->txbuf, len, 0);
 	else
 		ret_val = -EFAULT;
 
-	if (ret_val < 0)
-	{
-		kfree (info->txbuf);
+	if (ret_val < 0) {
+		kfree(info->txbuf);
 		info->txbuf = NULL;
 	}
 
-	return (ret_val);
+	return ret_val;
 }
 
-static struct ifx_ssc_frm_status *
-ifx_ssc_frm_status_get (struct ifx_ssc_port *info)
+static struct ifx_ssc_frm_status *ifx_ssc_frm_status_get(struct ifx_ssc_port *info)
 {
 	unsigned long tmp;
 
@@ -655,9 +622,7 @@ ifx_ssc_frm_status_get (struct ifx_ssc_port *info)
 	return &info->frm_status;
 }
 
-
-static struct ifx_ssc_frm_opts *
-ifx_ssc_frm_control_get (struct ifx_ssc_port *info)
+static struct ifx_ssc_frm_opts *ifx_ssc_frm_control_get(struct ifx_ssc_port *info)
 {
 	unsigned long tmp;
 
@@ -672,8 +637,7 @@ ifx_ssc_frm_control_get (struct ifx_ssc_port *info)
 	return &info->frm_opts;
 }
 
-static int
-ifx_ssc_frm_control_set (struct ifx_ssc_port *info)
+static int ifx_ssc_frm_control_set(struct ifx_ssc_port *info)
 {
 	unsigned long tmp;
 
@@ -685,12 +649,12 @@ ifx_ssc_frm_control_set (struct ifx_ssc_port *info)
 	    || (info->frm_opts.IdleClock & ~(IFX_SSC_SFCON_PAUSE_CLOCK_MASK >> IFX_SSC_SFCON_PAUSE_CLOCK_OFFSET)))
 		return -EINVAL;
 
-	// read interrupt bits (they're not changed here)
+	/* read interrupt bits(they're not changed here) */
 	tmp = ifxmips_r32(IFXMIPS_SSC_SFCON) &
 		(IFX_SSC_SFCON_FIR_ENABLE_BEFORE_PAUSE | IFX_SSC_SFCON_FIR_ENABLE_AFTER_PAUSE);
 
-	// set all values with respect to it's bit position (for data and pause 
-	// length set N-1)
+	/* set all values with respect to it's bit position(for data and pause
+	   length set N-1) */
 	tmp = (info->frm_opts.DataLength - 1) << IFX_SSC_SFCON_DATA_LENGTH_OFFSET;
 	tmp |= (info->frm_opts.PauseLength - 1) << IFX_SSC_SFCON_PAUSE_LENGTH_OFFSET;
 	tmp |= info->frm_opts.IdleData << IFX_SSC_SFCON_PAUSE_DATA_OFFSET;
@@ -703,8 +667,7 @@ ifx_ssc_frm_control_set (struct ifx_ssc_port *info)
 	return 0;
 }
 
-static int
-ifx_ssc_rxtx_mode_set (struct ifx_ssc_port *info, unsigned int val)
+static int ifx_ssc_rxtx_mode_set(struct ifx_ssc_port *info, unsigned int val)
 {
 	unsigned long tmp;
 
@@ -722,8 +685,7 @@ ifx_ssc_rxtx_mode_set (struct ifx_ssc_port *info, unsigned int val)
 	return 0;
 }
 
-static int
-ifx_ssc_sethwopts (struct ifx_ssc_port *info)
+static int ifx_ssc_sethwopts(struct ifx_ssc_port *info)
 {
 	unsigned long flags, bits;
 	struct ifx_ssc_hwopts *opts = &info->opts;
@@ -754,8 +716,7 @@ ifx_ssc_sethwopts (struct ifx_ssc_port *info)
 	if (opts->clockPolarity)
 		bits |= IFX_SSC_CON_CLOCK_FALL;
 
-	switch (opts->modeRxTx)
-	{
+	switch (opts->modeRxTx) {
 	case IFX_SSC_MODE_TX:
 		bits |= IFX_SSC_CON_RX_OFF;
 		break;
@@ -764,27 +725,27 @@ ifx_ssc_sethwopts (struct ifx_ssc_port *info)
 		break;
 	}
 
-	local_irq_save (flags);
+	local_irq_save(flags);
 
 	ifxmips_w32(bits, IFXMIPS_SSC_CON);
 	ifxmips_w32((info->opts.gpoCs << IFX_SSC_GPOCON_ISCSB0_POS) |
-				   (info->opts.gpoInv << IFX_SSC_GPOCON_INVOUT0_POS), IFXMIPS_SSC_GPOCON);
+				  (info->opts.gpoInv << IFX_SSC_GPOCON_INVOUT0_POS), IFXMIPS_SSC_GPOCON);
 
 	ifxmips_w32(info->opts.gpoCs << IFX_SSC_WHBGPOSTAT_SETOUT0_POS, IFXMIPS_SSC_WHBGPOSTAT);
 
-	//master mode
+	/* master mode */
 	if (opts->masterSelect)
 		ifxmips_w32(IFX_SSC_WHBSTATE_SET_MASTER_SELECT, IFXMIPS_SSC_WHBSTATE);
 	else
 		ifxmips_w32(IFX_SSC_WHBSTATE_CLR_MASTER_SELECT, IFXMIPS_SSC_WHBSTATE);
 
-	// init serial framing
+	/* init serial framing */
 	ifxmips_w32(0, IFXMIPS_SSC_SFCON);
 	/* set up the port pins */
-	//check for general requirements to switch (external) pad/pin characteristics
+	/* check for general requirements to switch(external) pad/pin characteristics */
 	/* TODO: P0.9 SPI_CS4, P0.10 SPI_CS5, P 0.11 SPI_CS6, because of ASC0 */
 	/* p0.15 SPI_CS1(EEPROM), P0.13 SPI_CS3, */
-	/* Set p0.15 to alternative 01, others to 00 (In/OUT) */
+	/* Set p0.15 to alternative 01, others to 00(In/OUT) */
 	*(IFXMIPS_GPIO_P0_DIR) = (*IFXMIPS_GPIO_P0_DIR) | (0xA000);
 	*(IFXMIPS_GPIO_P0_ALTSEL0) = (((*IFXMIPS_GPIO_P0_ALTSEL0) | (0x8000)) & (~(0x2000)));
 	*(IFXMIPS_GPIO_P0_ALTSEL1) = (((*IFXMIPS_GPIO_P0_ALTSEL1) & (~0x8000)) & (~(0x2000)));
@@ -800,13 +761,12 @@ ifx_ssc_sethwopts (struct ifx_ssc_port *info)
 	/*TODO: CS4 CS5 CS6 */
 	*IFXMIPS_GPIO_P0_OUT = ((*IFXMIPS_GPIO_P0_OUT) | 0x2000);
 
-	local_irq_restore (flags);
+	local_irq_restore(flags);
 
 	return 0;
 }
 
-static int
-ifx_ssc_set_baud (struct ifx_ssc_port *info, unsigned int baud)
+static int ifx_ssc_set_baud(struct ifx_ssc_port *info, unsigned int baud)
 {
 	unsigned int ifx_ssc_clock;
 	unsigned int br;
@@ -815,13 +775,12 @@ ifx_ssc_set_baud (struct ifx_ssc_port *info, unsigned int baud)
 	int retval = 0;
 
 	ifx_ssc_clock = ifx_ssc_get_kernel_clk(info);
-	if (ifx_ssc_clock == 0)
-	{
+	if (ifx_ssc_clock == 0) {
 		retval = -EINVAL;
 		goto out;
 	}
 
-	local_irq_save (flags);
+	local_irq_save(flags);
 
 	enabled = (ifxmips_r32(IFXMIPS_SSC_STATE) & IFX_SSC_STATE_IS_ENABLED);
 	ifxmips_w32(IFX_SSC_WHBSTATE_CLR_ENABLE, IFXMIPS_SSC_WHBSTATE);
@@ -831,8 +790,8 @@ ifx_ssc_set_baud (struct ifx_ssc_port *info, unsigned int baud)
 
 	if (br > 0xffff || ((br == 0) &&
 			((ifxmips_r32(IFXMIPS_SSC_STATE) & IFX_SSC_STATE_IS_MASTER) == 0))) {
-		local_irq_restore (flags);
-		printk ("%s: invalid baudrate %u\n", __func__, baud);
+		local_irq_restore(flags);
+		printk("%s: invalid baudrate %u\n", __func__, baud);
 		return -EINVAL;
 	}
 
@@ -847,8 +806,7 @@ out:
 	return retval;
 }
 
-static int
-ifx_ssc_hwinit (struct ifx_ssc_port *info)
+static int ifx_ssc_hwinit(struct ifx_ssc_port *info)
 {
 	unsigned long flags;
 	bool enabled;
@@ -856,26 +814,24 @@ ifx_ssc_hwinit (struct ifx_ssc_port *info)
 	enabled = (ifxmips_r32(IFXMIPS_SSC_STATE) & IFX_SSC_STATE_IS_ENABLED);
 	ifxmips_w32(IFX_SSC_WHBSTATE_CLR_ENABLE, IFXMIPS_SSC_WHBSTATE);
 
-	if (ifx_ssc_sethwopts (info) < 0)
-	{
-		printk ("%s: setting the hardware options failed\n", __func__);
+	if (ifx_ssc_sethwopts(info) < 0) {
+		printk("%s: setting the hardware options failed\n", __func__);
 		return -EINVAL;
 	}
 
-	if (ifx_ssc_set_baud (info, info->baud) < 0)
-	{
-		printk ("%s: setting the baud rate failed\n", __func__);
+	if (ifx_ssc_set_baud(info, info->baud) < 0) {
+		printk("%s: setting the baud rate failed\n", __func__);
 		return -EINVAL;
 	}
 
-	local_irq_save (flags);
+	local_irq_save(flags);
 
 	/* TX FIFO */
 	ifxmips_w32((IFX_SSC_DEF_TXFIFO_FL << IFX_SSC_XFCON_ITL_OFFSET) | IFX_SSC_XFCON_FIFO_ENABLE, IFXMIPS_SSC_TXFCON);
 	/* RX FIFO */
 	ifxmips_w32((IFX_SSC_DEF_RXFIFO_FL << IFX_SSC_XFCON_ITL_OFFSET) | IFX_SSC_XFCON_FIFO_ENABLE, IFXMIPS_SSC_RXFCON);
 
-	local_irq_restore (flags);
+	local_irq_restore(flags);
 
 	if (enabled)
 		ifxmips_w32(IFX_SSC_WHBSTATE_SET_ENABLE, IFXMIPS_SSC_WHBSTATE);
@@ -883,8 +839,8 @@ ifx_ssc_hwinit (struct ifx_ssc_port *info)
 	return 0;
 }
 
-int
-ifx_ssc_ioctl (struct inode *inode, struct file *filp, unsigned int cmd, unsigned long data)
+int ifx_ssc_ioctl(struct inode *inode, struct file *filp,
+	unsigned int cmd, unsigned long data)
 {
 	struct ifx_ssc_port *info;
 	int line, ret_val = 0;
@@ -892,49 +848,46 @@ ifx_ssc_ioctl (struct inode *inode, struct file *filp, unsigned int cmd, unsigne
 	unsigned long tmp;
 	int from_kernel = 0;
 
-	if ((inode == (struct inode *) 0) || (inode == (struct inode *) 1))
-	{
+	if ((inode == (struct inode *)0) || (inode == (struct inode *)1)) {
 		from_kernel = 1;
 		line = (int) inode;
-	} else {
-		line = MINOR (filp->f_dentry->d_inode->i_rdev);
-	}
+	} else
+		line = MINOR(filp->f_dentry->d_inode->i_rdev);
 
 	if (line < 0 || line >= PORT_CNT)
 		return -ENXIO;
 
 	info = &isp[line];
 
-	switch (cmd)
-	{
+	switch (cmd) {
 	case IFX_SSC_STATS_READ:
 		/* data must be a pointer to a struct ifx_ssc_statistics */
 		if (from_kernel)
-			memcpy ((void *) data, (void *) &info->stats,
-				sizeof (struct ifx_ssc_statistics));
-		else if (copy_to_user ((void *) data,
-				       (void *) &info->stats,
-				       sizeof (struct ifx_ssc_statistics)))
+			memcpy((void *)data, (void *)&info->stats,
+				sizeof(struct ifx_ssc_statistics));
+		else if (copy_to_user((void *)data,
+				      (void *)&info->stats,
+				       sizeof(struct ifx_ssc_statistics)))
 			ret_val = -EFAULT;
 		break;
 	case IFX_SSC_STATS_RESET:
 		/* just resets the statistics counters */
-		memset ((void *) &info->stats, 0,
-			sizeof (struct ifx_ssc_statistics));
+		memset((void *)&info->stats, 0,
+			sizeof(struct ifx_ssc_statistics));
 		break;
 	case IFX_SSC_BAUD_SET:
 		/* if the buffers are not empty then the port is */
 		/* busy and we shouldn't change things on-the-fly! */
 		if (!info->txbuf || !info->rxbuf ||
-		    (ifxmips_r32(IFXMIPS_SSC_STATE) & IFX_SSC_STATE_BUSY)) {
+		   (ifxmips_r32(IFXMIPS_SSC_STATE) & IFX_SSC_STATE_BUSY)) {
 			ret_val = -EBUSY;
 			break;
 		}
 		/* misuse flags */
 		if (from_kernel)
-			flags = *((unsigned long *) data);
-		else if (copy_from_user ((void *) &flags,
-					 (void *) data, sizeof (flags))) {
+			flags = *((unsigned long *)data);
+		else if (copy_from_user((void *)&flags,
+					(void *)data, sizeof(flags))) {
 			ret_val = -EFAULT;
 			break;
 		}
@@ -942,7 +895,7 @@ ifx_ssc_ioctl (struct inode *inode, struct file *filp, unsigned int cmd, unsigne
 			ret_val = -EINVAL;
 			break;
 		}
-		if (ifx_ssc_set_baud (info, flags) < 0) {
+		if (ifx_ssc_set_baud(info, flags) < 0) {
 			ret_val = -EINVAL;
 			break;
 		}
@@ -950,41 +903,41 @@ ifx_ssc_ioctl (struct inode *inode, struct file *filp, unsigned int cmd, unsigne
 		break;
 	case IFX_SSC_BAUD_GET:
 		if (from_kernel)
-			*((unsigned int *) data) = info->baud;
-		else if (copy_to_user ((void *) data,
-				       (void *) &info->baud,
-				       sizeof (unsigned long)))
+			*((unsigned int *)data) = info->baud;
+		else if (copy_to_user((void *)data,
+				      (void *)&info->baud,
+				       sizeof(unsigned long)))
 			ret_val = -EFAULT;
 		break;
 	case IFX_SSC_RXTX_MODE_SET:
 		if (from_kernel)
-			tmp = *((unsigned long *) data);
-		else if (copy_from_user ((void *) &tmp,
-					 (void *) data, sizeof (tmp))) {
+			tmp = *((unsigned long *)data);
+		else if (copy_from_user((void *)&tmp,
+					(void *)data, sizeof(tmp))) {
 			ret_val = -EFAULT;
 			break;
 		}
-		ret_val = ifx_ssc_rxtx_mode_set (info, tmp);
+		ret_val = ifx_ssc_rxtx_mode_set(info, tmp);
 		break;
 	case IFX_SSC_RXTX_MODE_GET:
 		tmp = ifxmips_r32(IFXMIPS_SSC_CON) &
 			(~(IFX_SSC_CON_RX_OFF | IFX_SSC_CON_TX_OFF));
 		if (from_kernel)
-			*((unsigned int *) data) = tmp;
-		else if (copy_to_user ((void *) data,
-				       (void *) &tmp, sizeof (tmp)))
+			*((unsigned int *)data) = tmp;
+		else if (copy_to_user((void *)data,
+				      (void *)&tmp, sizeof(tmp)))
 			ret_val = -EFAULT;
 		break;
 
 	case IFX_SSC_ABORT:
-		ifx_ssc_abort (info);
+		ifx_ssc_abort(info);
 		break;
 
 	case IFX_SSC_GPO_OUT_SET:
 		if (from_kernel)
-			tmp = *((unsigned long *) data);
-		else if (copy_from_user ((void *) &tmp,
-					 (void *) data, sizeof (tmp))) {
+			tmp = *((unsigned long *)data);
+		else if (copy_from_user((void *)&tmp,
+					(void *)data, sizeof(tmp))) {
 			ret_val = -EFAULT;
 			break;
 		}
@@ -996,88 +949,86 @@ ifx_ssc_ioctl (struct inode *inode, struct file *filp, unsigned int cmd, unsigne
 		break;
 	case IFX_SSC_GPO_OUT_CLR:
 		if (from_kernel)
-			tmp = *((unsigned long *) data);
-		else if (copy_from_user ((void *) &tmp, (void *) data, sizeof (tmp))) {
+			tmp = *((unsigned long *)data);
+		else if (copy_from_user((void *)&tmp, (void *)data, sizeof(tmp))) {
 			ret_val = -EFAULT;
 			break;
 		}
 		if (tmp > IFX_SSC_MAX_GPO_OUT)
 			ret_val = -EINVAL;
-		else {
+		else
 			ifxmips_w32(1 << (tmp + IFX_SSC_WHBGPOSTAT_CLROUT0_POS),
 				 IFXMIPS_SSC_WHBGPOSTAT);
-		}
 		break;
 	case IFX_SSC_GPO_OUT_GET:
 		tmp = ifxmips_r32(IFXMIPS_SSC_GPOSTAT);
 		if (from_kernel)
-			*((unsigned int *) data) = tmp;
-		else if (copy_to_user ((void *) data,
-				       (void *) &tmp, sizeof (tmp)))
+			*((unsigned int *)data) = tmp;
+		else if (copy_to_user((void *)data,
+				      (void *)&tmp, sizeof(tmp)))
 			ret_val = -EFAULT;
 		break;
 	case IFX_SSC_FRM_STATUS_GET:
-		ifx_ssc_frm_status_get (info);
+		ifx_ssc_frm_status_get(info);
 		if (from_kernel)
-			memcpy ((void *) data, (void *) &info->frm_status,
-				sizeof (struct ifx_ssc_frm_status));
-		else if (copy_to_user ((void *) data,
-				       (void *) &info->frm_status,
-				       sizeof (struct ifx_ssc_frm_status)))
+			memcpy((void *)data, (void *)&info->frm_status,
+				sizeof(struct ifx_ssc_frm_status));
+		else if (copy_to_user((void *)data,
+				      (void *)&info->frm_status,
+				       sizeof(struct ifx_ssc_frm_status)))
 			ret_val = -EFAULT;
 		break;
 	case IFX_SSC_FRM_CONTROL_GET:
-		ifx_ssc_frm_control_get (info);
+		ifx_ssc_frm_control_get(info);
 		if (from_kernel)
-			memcpy ((void *) data, (void *) &info->frm_opts,
-				sizeof (struct ifx_ssc_frm_opts));
-		else if (copy_to_user ((void *) data,
-				       (void *) &info->frm_opts,
-				       sizeof (struct ifx_ssc_frm_opts)))
+			memcpy((void *)data, (void *)&info->frm_opts,
+				sizeof(struct ifx_ssc_frm_opts));
+		else if (copy_to_user((void *)data,
+				      (void *)&info->frm_opts,
+				       sizeof(struct ifx_ssc_frm_opts)))
 			ret_val = -EFAULT;
 		break;
 	case IFX_SSC_FRM_CONTROL_SET:
 		if (from_kernel)
-			memcpy ((void *) &info->frm_opts, (void *) data,
-				sizeof (struct ifx_ssc_frm_opts));
-		else if (copy_to_user ((void *) &info->frm_opts,
-				       (void *) data,
-				       sizeof (struct ifx_ssc_frm_opts))) {
+			memcpy((void *)&info->frm_opts, (void *)data,
+				sizeof(struct ifx_ssc_frm_opts));
+		else if (copy_to_user((void *)&info->frm_opts,
+				      (void *)data,
+				       sizeof(struct ifx_ssc_frm_opts))) {
 			ret_val = -EFAULT;
 			break;
 		}
-		ret_val = ifx_ssc_frm_control_set (info);
+		ret_val = ifx_ssc_frm_control_set(info);
 		break;
 	case IFX_SSC_HWOPTS_SET:
 		/* data must be a pointer to a struct ifx_ssc_hwopts */
 		/* if the buffers are not empty then the port is */
 		/* busy and we shouldn't change things on-the-fly! */
 		if (!info->txbuf || !info->rxbuf ||
-		    (ifxmips_r32(IFXMIPS_SSC_STATE)
+		   (ifxmips_r32(IFXMIPS_SSC_STATE)
 		     & IFX_SSC_STATE_BUSY)) {
 			ret_val = -EBUSY;
 			break;
 		}
 		if (from_kernel)
-			memcpy ((void *) &info->opts, (void *) data,
-				sizeof (struct ifx_ssc_hwopts));
-		else if (copy_from_user ((void *) &info->opts,
-					 (void *) data, sizeof(struct ifx_ssc_hwopts))) {
+			memcpy((void *)&info->opts, (void *)data,
+				sizeof(struct ifx_ssc_hwopts));
+		else if (copy_from_user((void *)&info->opts,
+					(void *)data, sizeof(struct ifx_ssc_hwopts))) {
 			ret_val = -EFAULT;
 			break;
 		}
-		if (ifx_ssc_hwinit (info) < 0) {
+		if (ifx_ssc_hwinit(info) < 0)
 			ret_val = -EIO;
-		}
 		break;
 	case IFX_SSC_HWOPTS_GET:
 		/* data must be a pointer to a struct ifx_ssc_hwopts */
 		if (from_kernel)
-			memcpy ((void *) data, (void *) &info->opts,
-				sizeof (struct ifx_ssc_hwopts));
-		else if (copy_to_user ((void *) data,
-				       (void *) &info->opts,
-				       sizeof (struct ifx_ssc_hwopts)))
+			memcpy((void *)data, (void *)&info->opts,
+				sizeof(struct ifx_ssc_hwopts));
+		else if (copy_to_user((void *)data,
+				      (void *)&info->opts,
+				       sizeof(struct ifx_ssc_hwopts)))
 			ret_val = -EFAULT;
 		break;
 	default:
@@ -1089,16 +1040,15 @@ ifx_ssc_ioctl (struct inode *inode, struct file *filp, unsigned int cmd, unsigne
 EXPORT_SYMBOL(ifx_ssc_ioctl);
 
 static struct file_operations ifx_ssc_fops = {
-      .owner = THIS_MODULE,
-      .read = ifx_ssc_read,
-      .write = ifx_ssc_write,
-      .ioctl = ifx_ssc_ioctl,
-      .open = ifx_ssc_open,
-      .release = ifx_ssc_close,
+	.owner = THIS_MODULE,
+	.read = ifx_ssc_read,
+	.write = ifx_ssc_write,
+	.ioctl = ifx_ssc_ioctl,
+	.open = ifx_ssc_open,
+	.release = ifx_ssc_close,
 };
 
-int __init
-ifx_ssc_init (void)
+int __init ifx_ssc_init(void)
 {
 	struct ifx_ssc_port *info;
 	int i, nbytes;
@@ -1107,27 +1057,25 @@ ifx_ssc_init (void)
 
 	ret_val = -ENOMEM;
 	nbytes = PORT_CNT * sizeof(struct ifx_ssc_port);
-	isp = (struct ifx_ssc_port*)kmalloc(nbytes, GFP_KERNEL);
+	isp = kmalloc(nbytes, GFP_KERNEL);
 
-	if (isp == NULL)
-	{
+	if (isp == NULL) {
 		printk("%s: no memory for isp\n", __func__);
-		return (ret_val);
+		return ret_val;
 	}
 	memset(isp, 0, nbytes);
 
 	ret_val = -ENXIO;
-	if ((i = register_chrdev (maj, "ssc", &ifx_ssc_fops)) < 0)
-	{
-		printk ("Unable to register major %d for the Infineon SSC\n", maj);
-		if (maj == 0)
-		{
+	i = register_chrdev(maj, "ssc", &ifx_ssc_fops);
+	if (i < 0) {
+		printk("Unable to register major %d for the Infineon SSC\n", maj);
+		if (maj == 0) {
 			goto errout;
 		} else {
 			maj = 0;
-			if ((i = register_chrdev (maj, "ssc", &ifx_ssc_fops)) < 0)
-			{
-				printk ("Unable to register major %d for the Infineon SSC\n", maj);
+			i = register_chrdev(maj, "ssc", &ifx_ssc_fops);
+			if (i < 0) {
+				printk("Unable to register major %d for the Infineon SSC\n", maj);
 				goto errout;
 			}
 		}
@@ -1161,56 +1109,53 @@ ifx_ssc_init (void)
 		info->rxbuf = NULL;
 		info->txbuf = NULL;
 		/* values specific to SSC1 */
-		if (i == 0) {
+		if (i == 0)
 			info->mapbase = IFXMIPS_SSC_BASE_ADDR;
-		}
 
 		ifxmips_w32(IFX_SSC_DEF_RMC << IFX_CLC_RUN_DIVIDER_OFFSET, IFXMIPS_SSC_CLC);
 
-		init_waitqueue_head (&info->rwait);
+		init_waitqueue_head(&info->rwait);
 
-		local_irq_save (flags);
+		local_irq_save(flags);
 
-		// init serial framing register
+		/* init serial framing register */
 		ifxmips_w32(IFX_SSC_DEF_SFCON, IFXMIPS_SSC_SFCON);
 
 		ret_val = request_irq(IFXMIPS_SSC_TIR, ifx_ssc_tx_int, IRQF_DISABLED, "ifx_ssc_tx", info);
-		if (ret_val)
-		{
+		if (ret_val) {
 			printk("%s: unable to get irq %d\n", __func__, IFXMIPS_SSC_TIR);
 			local_irq_restore(flags);
 			goto errout;
 		}
 
 		ret_val = request_irq(IFXMIPS_SSC_RIR, ifx_ssc_rx_int, IRQF_DISABLED, "ifx_ssc_rx", info);
-		if (ret_val)
-		{
-			printk ("%s: unable to get irq %d\n", __func__, IFXMIPS_SSC_RIR);
-			local_irq_restore (flags);
+		if (ret_val) {
+			printk("%s: unable to get irq %d\n", __func__, IFXMIPS_SSC_RIR);
+			local_irq_restore(flags);
 			goto irqerr;
 		}
 
 		ret_val = request_irq(IFXMIPS_SSC_EIR, ifx_ssc_err_int, IRQF_DISABLED, "ifx_ssc_err", info);
-		if (ret_val)
-		{
-			printk ("%s: unable to get irq %d\n", __func__, IFXMIPS_SSC_EIR);
-			local_irq_restore (flags);
+		if (ret_val) {
+			printk("%s: unable to get irq %d\n", __func__, IFXMIPS_SSC_EIR);
+			local_irq_restore(flags);
 			goto irqerr;
 		}
 		ifxmips_w32(IFX_SSC_DEF_IRNEN, IFXMIPS_SSC_IRN);
 
-		//enable_irq(IFXMIPS_SSC_TIR);
-		//enable_irq(IFXMIPS_SSC_RIR);
-		//enable_irq(IFXMIPS_SSC_EIR);
+		#if 0
+		enable_irq(IFXMIPS_SSC_TIR);
+		enable_irq(IFXMIPS_SSC_RIR);
+		enable_irq(IFXMIPS_SSC_EIR);
+		#endif
 
-		local_irq_restore (flags);
+		local_irq_restore(flags);
 	}
 
 	for (i = 0; i < PORT_CNT; i++) {
 		info = &isp[i];
-		if (ifx_ssc_hwinit (info) < 0)
-		{
-			printk ("%s: hardware init failed for port %d\n", __func__, i);
+		if (ifx_ssc_hwinit(info) < 0) {
+			printk("%s: hardware init failed for port %d\n", __func__, i);
 			goto irqerr;
 		}
 	}
@@ -1223,12 +1168,11 @@ irqerr:
 	free_irq(IFXMIPS_SSC_RIR, &isp[0]);
 	free_irq(IFXMIPS_SSC_EIR, &isp[0]);
 errout:
-	kfree (isp);
-	return (ret_val);
+	kfree(isp);
+	return ret_val;
 }
 
-void
-ifx_ssc_cleanup_module (void)
+void __exit ifx_ssc_cleanup_module(void)
 {
 	int i;
 
@@ -1238,39 +1182,37 @@ ifx_ssc_cleanup_module (void)
 		free_irq(IFXMIPS_SSC_RIR, &isp[i]);
 		free_irq(IFXMIPS_SSC_EIR, &isp[i]);
 	}
-	kfree (isp);
+	kfree(isp);
 }
 
 module_init(ifx_ssc_init);
 module_exit(ifx_ssc_cleanup_module);
 
-
-inline int
-ifx_ssc_cs_low (u32 pin)
+inline int ifx_ssc_cs_low(u32 pin)
 {
 	int ret = 0;
-	if ((ret = ifx_ssc_ioctl ((struct inode *) 0, NULL, IFX_SSC_GPO_OUT_CLR, (unsigned long) &pin)))
-		printk ("clear CS %d fails\n", pin);
-	wmb ();
+	ret = ifx_ssc_ioctl((struct inode *)0, NULL, IFX_SSC_GPO_OUT_CLR, (unsigned long) &pin);
+	if (ret)
+		printk("clear CS %d fails\n", pin);
+	wmb();
 
 	return ret;
 }
 EXPORT_SYMBOL(ifx_ssc_cs_low);
 
-inline int
-ifx_ssc_cs_high (u32 pin)
+inline int ifx_ssc_cs_high(u32 pin)
 {
 	int ret = 0;
-	if ((ret = ifx_ssc_ioctl((struct inode *) 0, NULL, IFX_SSC_GPO_OUT_SET, (unsigned long) &pin)))
-		printk ("set CS %d fails\n", pin);
-	wmb ();
+	ret = ifx_ssc_ioctl((struct inode *)0, NULL, IFX_SSC_GPO_OUT_SET, (unsigned long) &pin);
+	if (ret)
+		printk("set CS %d fails\n", pin);
+	wmb();
 
 	return ret;
 }
 EXPORT_SYMBOL(ifx_ssc_cs_high);
 
-static int
-ssc_session (char *tx_buf, u32 tx_len, char *rx_buf, u32 rx_len)
+static int ssc_session(char *tx_buf, u32 tx_len, char *rx_buf, u32 rx_len)
 {
 	int ret = 0;
 
@@ -1280,132 +1222,111 @@ ssc_session (char *tx_buf, u32 tx_len, char *rx_buf, u32 rx_len)
 	u8 mode = 0;
 
 	if (tx_buf == NULL && tx_len == 0 && rx_buf == NULL && rx_len == 0) {
-		printk ("invalid parameters\n");
+		printk("invalid parameters\n");
 		ret = -EINVAL;
 		goto ssc_session_exit;
-	}
-	else if (tx_buf == NULL || tx_len == 0) {
+	} else if (tx_buf == NULL || tx_len == 0) {
 		if (rx_buf != NULL && rx_len != 0) {
 			mode = IFX_SSC_MODE_RX;
-		}
-		else {
-			printk ("invalid parameters\n");
+		} else {
+			printk("invalid parameters\n");
 			ret = -EINVAL;
 			goto ssc_session_exit;
 		}
-	}
-	else if (rx_buf == NULL || rx_len == 0) {
-		if (tx_buf != NULL && tx_len != 0) {
+	} else if (rx_buf == NULL || rx_len == 0) {
+		if (tx_buf != NULL && tx_len != 0)
 			mode = IFX_SSC_MODE_TX;
-		}
 		else {
-			printk ("invalid parameters\n");
+			printk("invalid parameters\n");
 			ret = -EINVAL;
 			goto ssc_session_exit;
 		}
-	}
-	else {
+	} else
 		mode = IFX_SSC_MODE_RXTX;
-	}
 
-	if (mode == IFX_SSC_MODE_RXTX) {
+	if (mode == IFX_SSC_MODE_RXTX)
 		eff_size = tx_len + rx_len;
-	}
-	else if (mode == IFX_SSC_MODE_RX) {
+	else if (mode == IFX_SSC_MODE_RX)
 		eff_size = rx_len;
-	}
-	else {
+	else
 		eff_size = tx_len;
-	}
 
 	//4 bytes alignment,  required by driver
 	/* change by TaiCheng */
 	//if (in_irq()){
 	if (1) {
-		ssc_tx_buf =
-			(char *) kmalloc (sizeof (char) *
-					  ((eff_size + 3) & (~3)),
+		ssc_tx_buf = kmalloc(sizeof(char) *
+					 ((eff_size + 3) & (~3)),
 					  GFP_ATOMIC);
-		ssc_rx_buf =
-			(char *) kmalloc (sizeof (char) *
-					  ((eff_size + 3) & (~3)),
+		ssc_rx_buf = kmalloc(sizeof(char) *
+					 ((eff_size + 3) & (~3)),
 					  GFP_ATOMIC);
-	}
-	else {
-		ssc_tx_buf =
-			(char *) kmalloc (sizeof (char) *
-					  ((eff_size + 3) & (~3)),
+	} else {
+		ssc_tx_buf = kmalloc(sizeof(char) *
+					 ((eff_size + 3) & (~3)),
 					  GFP_KERNEL);
-		ssc_rx_buf =
-			(char *) kmalloc (sizeof (char) *
-					  ((eff_size + 3) & (~3)),
+		ssc_rx_buf = kmalloc(sizeof(char) *
+					 ((eff_size + 3) & (~3)),
 					  GFP_KERNEL);
 	}
 	if (ssc_tx_buf == NULL || ssc_rx_buf == NULL) {
-		printk ("no memory for size of %d\n", eff_size);
+		printk("no memory for size of %d\n", eff_size);
 		ret = -ENOMEM;
 		goto ssc_session_exit;
 	}
-	memset ((void *) ssc_tx_buf, 0, eff_size);
-	memset ((void *) ssc_rx_buf, 0, eff_size);
+	memset((void *)ssc_tx_buf, 0, eff_size);
+	memset((void *)ssc_rx_buf, 0, eff_size);
 
-	if (tx_len > 0) {
-		memcpy (ssc_tx_buf, tx_buf, tx_len);
-	}
+	if (tx_len > 0)
+		memcpy(ssc_tx_buf, tx_buf, tx_len);
 
-	ret = ifx_ssc_kwrite (0, ssc_tx_buf, eff_size);
+	ret = ifx_ssc_kwrite(0, ssc_tx_buf, eff_size);
 
-	if (ret > 0) {
-		ssc_tx_buf = NULL;	//should be freed by ifx_ssc_kwrite
-	}
+	if (ret > 0)
+		ssc_tx_buf = NULL;	/* should be freed by ifx_ssc_kwrite */
 
 	if (ret != eff_size) {
-		printk ("ifx_ssc_write return %d\n", ret);
+		printk("ifx_ssc_write return %d\n", ret);
 		goto ssc_session_exit;
 	}
-	ret = ifx_ssc_kread (0, ssc_rx_buf, eff_size);
+	ret = ifx_ssc_kread(0, ssc_rx_buf, eff_size);
 	if (ret != eff_size) {
-		printk ("ifx_ssc_read return %d\n", ret);
+		printk("ifx_ssc_read return %d\n", ret);
 		goto ssc_session_exit;
 	}
 
-	memcpy (rx_buf, ssc_rx_buf + tx_len, rx_len);
+	memcpy(rx_buf, ssc_rx_buf + tx_len, rx_len);
 
-	if (mode == IFX_SSC_MODE_TX) {
+	if (mode == IFX_SSC_MODE_TX)
 		ret = tx_len;
-	}
-	else {
+	else
 		ret = rx_len;
-	}
-      ssc_session_exit:
 
+ssc_session_exit:
 	if (ssc_tx_buf != NULL)
-		kfree (ssc_tx_buf);
+		kfree(ssc_tx_buf);
 	if (ssc_rx_buf != NULL)
-		kfree (ssc_rx_buf);
+		kfree(ssc_rx_buf);
+
+	if (ret < 0)
+		printk("ssc session fails\n");
 
-	if (ret < 0) {
-		printk ("ssc session fails\n");
-	}
 	return ret;
 }
 
-int
-ifx_ssc_txrx (char *tx_buf, u32 tx_len, char *rx_buf, u32 rx_len)
+int ifx_ssc_txrx(char *tx_buf, u32 tx_len, char *rx_buf, u32 rx_len)
 {
 	return ssc_session(tx_buf, tx_len, rx_buf, rx_len);
 }
 EXPORT_SYMBOL(ifx_ssc_txrx);
 
-int
-ifx_ssc_tx (char *tx_buf, u32 tx_len)
+int ifx_ssc_tx(char *tx_buf, u32 tx_len)
 {
 	return ssc_session(tx_buf, tx_len, NULL, 0);
 }
 EXPORT_SYMBOL(ifx_ssc_tx);
 
-int
-ifx_ssc_rx (char *rx_buf, u32 rx_len)
+int ifx_ssc_rx(char *rx_buf, u32 rx_len)
 {
 	return ssc_session(NULL, 0, rx_buf, rx_len);
 }
diff --git a/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c b/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c
index 090516c5ad..7efc032708 100644
--- a/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c
+++ b/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c
@@ -25,65 +25,61 @@
 #include <linux/fs.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
-#include <asm/uaccess.h>
-#include <asm/unistd.h>
+#include <linux/uaccess.h>
+#include <linux/unistd.h>
 #include <linux/errno.h>
+#include <linux/leds.h>
+#include <linux/delay.h>
+
 #include <asm/ifxmips/ifxmips.h>
 #include <asm/ifxmips/ifxmips_gpio.h>
 #include <asm/ifxmips/ifxmips_pmu.h>
-#include <linux/leds.h>
-#include <linux/delay.h>
 
-#define DRVNAME							"ifxmips_led"
+#define DRVNAME					"ifxmips_led"
 
 #define IFXMIPS_LED_CLK_EDGE			IFXMIPS_LED_FALLING
 //#define IFXMIPS_LED_CLK_EDGE			IFXMIPS_LED_RISING
 
-#define IFXMIPS_LED_SPEED				IFXMIPS_LED_8HZ
+#define IFXMIPS_LED_SPEED			IFXMIPS_LED_8HZ
 
 #define IFXMIPS_LED_GPIO_PORT			0
 
-#define IFXMIPS_MAX_LED					24
+#define IFXMIPS_MAX_LED				24
 
 struct ifxmips_led {
 	struct led_classdev cdev;
 	u8 bit;
 };
 
-void
-ifxmips_led_set (unsigned int led)
+void ifxmips_led_set (unsigned int led)
 {
 	led &= 0xffffff;
 	ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CPU0) | led, IFXMIPS_LED_CPU0);
 }
 EXPORT_SYMBOL(ifxmips_led_set);
 
-void
-ifxmips_led_clear (unsigned int led)
+void ifxmips_led_clear (unsigned int led)
 {
 	led = ~(led & 0xffffff);
 	ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CPU0) & led, IFXMIPS_LED_CPU0);
 }
 EXPORT_SYMBOL(ifxmips_led_clear);
 
-void
-ifxmips_led_blink_set (unsigned int led)
+void ifxmips_led_blink_set (unsigned int led)
 {
 	led &= 0xffffff;
 	ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) | led, IFXMIPS_LED_CON0);
 }
 EXPORT_SYMBOL(ifxmips_led_blink_set);
 
-void
-ifxmips_led_blink_clear (unsigned int led)
+void ifxmips_led_blink_clear (unsigned int led)
 {
 	led = ~(led & 0xffffff);
 	ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) & led, IFXMIPS_LED_CON0);
 }
 EXPORT_SYMBOL(ifxmips_led_blink_clear);
 
-void
-ifxmips_ledapi_set(struct led_classdev *led_cdev, enum led_brightness value)
+void ifxmips_ledapi_set(struct led_classdev *led_cdev, enum led_brightness value)
 {
 	struct ifxmips_led *led_dev = container_of(led_cdev, struct ifxmips_led, cdev);
 
@@ -93,14 +89,12 @@ ifxmips_ledapi_set(struct led_classdev *led_cdev, enum led_brightness value)
 		ifxmips_led_clear(1 << led_dev->bit);
 }
 
-void
-ifxmips_led_setup_gpio (void)
+void ifxmips_led_setup_gpio (void)
 {
 	int i = 0;
 
 	/* we need to setup pins SH,D,ST (4,5,6) */
-	for (i = 4; i < 7; i++)
-	{
+	for (i = 4; i < 7; i++) {
 		ifxmips_port_set_altsel0(IFXMIPS_LED_GPIO_PORT, i);
 		ifxmips_port_clear_altsel1(IFXMIPS_LED_GPIO_PORT, i);
 		ifxmips_port_set_dir_out(IFXMIPS_LED_GPIO_PORT, i);
@@ -108,8 +102,7 @@ ifxmips_led_setup_gpio (void)
 	}
 }
 
-static int
-ifxmips_led_probe(struct platform_device *dev)
+static int ifxmips_led_probe(struct platform_device *dev)
 {
 	int i = 0;
 
@@ -142,12 +135,11 @@ ifxmips_led_probe(struct platform_device *dev)
 	/* per default, the leds are turned on */
 	ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_LED);
 
-	for(i = 0; i < IFXMIPS_MAX_LED; i++)
-	{
+	for (i = 0; i < IFXMIPS_MAX_LED; i++) {
 		struct ifxmips_led *tmp = kzalloc(sizeof(struct ifxmips_led), GFP_KERNEL);
 		tmp->cdev.brightness_set = ifxmips_ledapi_set;
 		tmp->cdev.name = kmalloc(sizeof("ifxmips:led:00"), GFP_KERNEL);
-		sprintf((char*)tmp->cdev.name, "ifxmips:led:%02d", i);
+		sprintf((char *)tmp->cdev.name, "ifxmips:led:%02d", i);
 		tmp->cdev.default_trigger = NULL;
 		tmp->bit = i;
 		led_classdev_register(&dev->dev, &tmp->cdev);
@@ -156,14 +148,12 @@ ifxmips_led_probe(struct platform_device *dev)
 	return 0;
 }
 
-static int
-ifxmips_led_remove(struct platform_device *pdev)
+static int ifxmips_led_remove(struct platform_device *pdev)
 {
 	return 0;
 }
 
-static struct
-platform_driver ifxmips_led_driver = {
+static struct platform_driver ifxmips_led_driver = {
 	.probe = ifxmips_led_probe,
 	.remove = ifxmips_led_remove,
 	.driver = {
@@ -172,8 +162,7 @@ platform_driver ifxmips_led_driver = {
 	},
 };
 
-int __init
-ifxmips_led_init (void)
+int __init ifxmips_led_init (void)
 {
 	int ret = platform_driver_register(&ifxmips_led_driver);
 	if (ret)
@@ -182,8 +171,7 @@ ifxmips_led_init (void)
 	return ret;
 }
 
-void __exit
-ifxmips_led_exit (void)
+void __exit ifxmips_led_exit (void)
 {
 	platform_driver_unregister(&ifxmips_led_driver);
 }
diff --git a/target/linux/ifxmips/files/drivers/mtd/maps/ifxmips.c b/target/linux/ifxmips/files/drivers/mtd/maps/ifxmips.c
index aed241b983..b4faf05356 100644
--- a/target/linux/ifxmips/files/drivers/mtd/maps/ifxmips.c
+++ b/target/linux/ifxmips/files/drivers/mtd/maps/ifxmips.c
@@ -26,11 +26,12 @@
 #include <linux/mtd/map.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/cfi.h>
+#include <linux/magic.h>
+#include <linux/platform_device.h>
+
 #include <asm/ifxmips/ifxmips.h>
 #include <asm/ifxmips/ifxmips_prom.h>
 #include <asm/ifxmips/ifxmips_ebu.h>
-#include <linux/magic.h>
-#include <linux/platform_device.h>
 
 #ifndef CONFIG_MTD_PARTITIONS
 #error Please enable CONFIG_MTD_PARTITIONS
diff --git a/target/linux/ifxmips/files/drivers/net/ifxmips_mii0.c b/target/linux/ifxmips/files/drivers/net/ifxmips_mii0.c
index fafb5a52fe..695e0b77aa 100644
--- a/target/linux/ifxmips/files/drivers/net/ifxmips_mii0.c
+++ b/target/linux/ifxmips/files/drivers/net/ifxmips_mii0.c
@@ -48,43 +48,39 @@ struct ifxmips_mii_priv {
 static struct net_device *ifxmips_mii0_dev;
 static unsigned char mac_addr[MAX_ADDR_LEN];
 
-void
-ifxmips_write_mdio(u32 phy_addr, u32 phy_reg, u16 phy_data)
+void ifxmips_write_mdio(u32 phy_addr, u32 phy_reg, u16 phy_data)
 {
 	u32 val = MDIO_ACC_REQUEST |
 		((phy_addr & MDIO_ACC_ADDR_MASK) << MDIO_ACC_ADDR_OFFSET) |
 		((phy_reg & MDIO_ACC_REG_MASK) << MDIO_ACC_REG_OFFSET) |
 		phy_data;
 
-	while(ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST);
+	while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST);
 	ifxmips_w32(val, IFXMIPS_PPE32_MDIO_ACC);
 }
 EXPORT_SYMBOL(ifxmips_write_mdio);
 
-unsigned short
-ifxmips_read_mdio(u32 phy_addr, u32 phy_reg)
+unsigned short ifxmips_read_mdio(u32 phy_addr, u32 phy_reg)
 {
 	u32 val = MDIO_ACC_REQUEST | MDIO_ACC_READ |
 		((phy_addr & MDIO_ACC_ADDR_MASK) << MDIO_ACC_ADDR_OFFSET) |
 		((phy_reg & MDIO_ACC_REG_MASK) << MDIO_ACC_REG_OFFSET);
 
-	while(ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST);
+	while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST) ;
 	ifxmips_w32(val, IFXMIPS_PPE32_MDIO_ACC);
-	while(ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST){};
+	while (ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_REQUEST) ;
 	val = ifxmips_r32(IFXMIPS_PPE32_MDIO_ACC) & MDIO_ACC_VAL_MASK;
 	return val;
 }
 EXPORT_SYMBOL(ifxmips_read_mdio);
 
-int
-ifxmips_ifxmips_mii_open(struct net_device *dev)
+int ifxmips_ifxmips_mii_open(struct net_device *dev)
 {
-	struct ifxmips_mii_priv* priv = (struct ifxmips_mii_priv*)dev->priv;
-	struct dma_device_info* dma_dev = priv->dma_device;
+	struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)dev->priv;
+	struct dma_device_info *dma_dev = priv->dma_device;
 	int i;
 
-	for (i = 0; i < dma_dev->max_rx_chan_num; i++)
-	{
+	for (i = 0; i < dma_dev->max_rx_chan_num; i++) {
 		if ((dma_dev->rx_chan[i])->control == IFXMIPS_DMA_CH_ON)
 			(dma_dev->rx_chan[i])->open(dma_dev->rx_chan[i]);
 	}
@@ -92,10 +88,10 @@ ifxmips_ifxmips_mii_open(struct net_device *dev)
 	return 0;
 }
 
-int
-ifxmips_mii_release(struct net_device *dev){
-	struct ifxmips_mii_priv* priv = (struct ifxmips_mii_priv*)dev->priv;
-	struct dma_device_info* dma_dev = priv->dma_device;
+int ifxmips_mii_release(struct net_device *dev)
+{
+	struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)dev->priv;
+	struct dma_device_info *dma_dev = priv->dma_device;
 	int i;
 
 	for (i = 0; i < dma_dev->max_rx_chan_num; i++)
@@ -104,32 +100,28 @@ ifxmips_mii_release(struct net_device *dev){
 	return 0;
 }
 
-int
-ifxmips_mii_hw_receive(struct net_device* dev,struct dma_device_info* dma_dev)
+int ifxmips_mii_hw_receive(struct net_device *dev, struct dma_device_info *dma_dev)
 {
-	struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv*)dev->priv;
-	unsigned char* buf = NULL;
+	struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)dev->priv;
+	unsigned char *buf = NULL;
 	struct sk_buff *skb = NULL;
 	int len = 0;
 
-	len = dma_device_read(dma_dev, &buf, (void**)&skb);
+	len = dma_device_read(dma_dev, &buf, (void **)&skb);
 
-	if (len >= ETHERNET_PACKET_DMA_BUFFER_SIZE)
-	{
-		printk(KERN_INFO "ifxmips_mii0: packet too large %d\n",len);
+	if (len >= ETHERNET_PACKET_DMA_BUFFER_SIZE) {
+		printk(KERN_INFO "ifxmips_mii0: packet too large %d\n", len);
 		goto ifxmips_mii_hw_receive_err_exit;
 	}
 
 	/* remove CRC */
 	len -= 4;
-	if (skb == NULL)
-	{
+	if (skb == NULL) {
 		printk(KERN_INFO "ifxmips_mii0: cannot restore pointer\n");
 		goto ifxmips_mii_hw_receive_err_exit;
 	}
 
-	if (len > (skb->end - skb->tail))
-	{
+	if (len > (skb->end - skb->tail)) {
 		printk(KERN_INFO "ifxmips_mii0: BUG, len:%d end:%p tail:%p\n",
 			(len+4), skb->end, skb->tail);
 		goto ifxmips_mii_hw_receive_err_exit;
@@ -145,8 +137,7 @@ ifxmips_mii_hw_receive(struct net_device* dev,struct dma_device_info* dma_dev)
 	return 0;
 
 ifxmips_mii_hw_receive_err_exit:
-	if (len == 0)
-	{
+	if (len == 0) {
 		if (skb)
 			dev_kfree_skb_any(skb);
 		priv->stats.rx_errors++;
@@ -157,52 +148,48 @@ ifxmips_mii_hw_receive_err_exit:
 	}
 }
 
-int
-ifxmips_mii_hw_tx(char *buf, int len, struct net_device *dev)
+int ifxmips_mii_hw_tx(char *buf, int len, struct net_device *dev)
 {
 	int ret = 0;
 	struct ifxmips_mii_priv *priv = dev->priv;
-	struct dma_device_info* dma_dev = priv->dma_device;
+	struct dma_device_info *dma_dev = priv->dma_device;
 	ret = dma_device_write(dma_dev, buf, len, priv->skb);
 	return ret;
 }
 
-int
-ifxmips_mii_tx(struct sk_buff *skb, struct net_device *dev)
+int ifxmips_mii_tx(struct sk_buff *skb, struct net_device *dev)
 {
 	int len;
 	char *data;
 	struct ifxmips_mii_priv *priv = dev->priv;
-	struct dma_device_info* dma_dev = priv->dma_device;
+	struct dma_device_info *dma_dev = priv->dma_device;
 
 	len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len;
 	data = skb->data;
 	priv->skb = skb;
 	dev->trans_start = jiffies;
-	// TODO we got more than 1 dma channel, so we should do something intelligent
-	// here to select one
+	/* TODO: we got more than 1 dma channel,
+	   so we should do something intelligent here to select one */
 	dma_dev->current_tx_chan = 0;
 
 	wmb();
 
-	if (ifxmips_mii_hw_tx(data, len, dev) != len)
-	{
+	if (ifxmips_mii_hw_tx(data, len, dev) != len) {
 		dev_kfree_skb_any(skb);
 		priv->stats.tx_errors++;
 		priv->stats.tx_dropped++;
 	} else {
 		priv->stats.tx_packets++;
-		priv->stats.tx_bytes+=len;
+		priv->stats.tx_bytes += len;
 	}
 
 	return 0;
 }
 
-void
-ifxmips_mii_tx_timeout(struct net_device *dev)
+void ifxmips_mii_tx_timeout(struct net_device *dev)
 {
 	int i;
-	struct ifxmips_mii_priv* priv = (struct ifxmips_mii_priv*)dev->priv;
+	struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)dev->priv;
 
 	priv->stats.tx_errors++;
 	for (i = 0; i < priv->dma_device->max_tx_chan_num; i++)
@@ -211,13 +198,11 @@ ifxmips_mii_tx_timeout(struct net_device *dev)
 	return;
 }
 
-int
-dma_intr_handler(struct dma_device_info* dma_dev, int status)
+int dma_intr_handler(struct dma_device_info *dma_dev, int status)
 {
 	int i;
 
-	switch(status)
-	{
+	switch (status) {
 	case RCV_INT:
 		ifxmips_mii_hw_receive(ifxmips_mii0_dev, dma_dev);
 		break;
@@ -225,9 +210,8 @@ dma_intr_handler(struct dma_device_info* dma_dev, int status)
 	case TX_BUF_FULL_INT:
 		printk(KERN_INFO "ifxmips_mii0: tx buffer full\n");
 		netif_stop_queue(ifxmips_mii0_dev);
-		for (i = 0; i < dma_dev->max_tx_chan_num; i++)
-		{
-			if ((dma_dev->tx_chan[i])->control==IFXMIPS_DMA_CH_ON)
+		for (i = 0; i < dma_dev->max_tx_chan_num; i++) {
+			if ((dma_dev->tx_chan[i])->control == IFXMIPS_DMA_CH_ON)
 				dma_dev->tx_chan[i]->enable_irq(dma_dev->tx_chan[i]);
 		}
 		break;
@@ -243,8 +227,7 @@ dma_intr_handler(struct dma_device_info* dma_dev, int status)
 	return 0;
 }
 
-unsigned char*
-ifxmips_etop_dma_buffer_alloc(int len, int *byte_offset, void **opt)
+unsigned char *ifxmips_etop_dma_buffer_alloc(int len, int *byte_offset, void **opt)
 {
 	unsigned char *buffer = NULL;
 	struct sk_buff *skb = NULL;
@@ -253,36 +236,32 @@ ifxmips_etop_dma_buffer_alloc(int len, int *byte_offset, void **opt)
 	if (skb == NULL)
 		return NULL;
 
-	buffer = (unsigned char*)(skb->data);
+	buffer = (unsigned char *)(skb->data);
 	skb_reserve(skb, 2);
-	*(int*)opt = (int)skb;
+	*(int *)opt = (int)skb;
 	*byte_offset = 2;
 
 	return buffer;
 }
 
-void
-ifxmips_etop_dma_buffer_free(unsigned char *dataptr, void *opt)
+void ifxmips_etop_dma_buffer_free(unsigned char *dataptr, void *opt)
 {
 	struct sk_buff *skb = NULL;
 
-	if (opt == NULL)
-	{
+	if (opt == NULL) {
 		kfree(dataptr);
 	} else {
-		skb = (struct sk_buff*)opt;
+		skb = (struct sk_buff *)opt;
 		dev_kfree_skb_any(skb);
 	}
 }
 
-static struct net_device_stats*
-ifxmips_get_stats(struct net_device *dev)
+static struct net_device_stats *ifxmips_get_stats(struct net_device *dev)
 {
 	return (struct net_device_stats *)dev->priv;
 }
 
-static int
-ifxmips_mii_dev_init(struct net_device *dev)
+static int ifxmips_mii_dev_init(struct net_device *dev)
 {
 	int i;
 	struct ifxmips_mii_priv *priv;
@@ -298,7 +277,7 @@ ifxmips_mii_dev_init(struct net_device *dev)
 	memset(dev->priv, 0, sizeof(struct ifxmips_mii_priv));
 	priv = dev->priv;
 	priv->dma_device = dma_device_reserve("PPE");
-	if (!priv->dma_device){
+	if (!priv->dma_device) {
 		BUG();
 		return -ENODEV;
 	}
@@ -307,8 +286,7 @@ ifxmips_mii_dev_init(struct net_device *dev)
 	priv->dma_device->intr_handler = &dma_intr_handler;
 	priv->dma_device->max_rx_chan_num = 4;
 
-	for (i = 0; i < priv->dma_device->max_rx_chan_num; i++)
-	{
+	for (i = 0; i < priv->dma_device->max_rx_chan_num; i++) {
 		priv->dma_device->rx_chan[i]->packet_size = ETHERNET_PACKET_DMA_BUFFER_SIZE;
 		priv->dma_device->rx_chan[i]->control = IFXMIPS_DMA_CH_ON;
 	}
@@ -322,16 +300,14 @@ ifxmips_mii_dev_init(struct net_device *dev)
 	dma_device_register(priv->dma_device);
 
 	printk(KERN_INFO "ifxmips_mii0: using mac=");
-	for (i = 0; i < 6; i++)
-	{
+	for (i = 0; i < 6; i++) {
 		dev->dev_addr[i] = mac_addr[i];
 		printk("%02X%c", dev->dev_addr[i], (i == 5)?('\n'):(':'));
 	}
 	return 0;
 }
 
-static void
-ifxmips_mii_chip_init(int mode)
+static void ifxmips_mii_chip_init(int mode)
 {
 	ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_DMA);
 	ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_PPE);
@@ -345,19 +321,17 @@ ifxmips_mii_chip_init(int mode)
 	wmb();
 }
 
-static int
-ifxmips_mii_probe(struct platform_device *dev)
+static int ifxmips_mii_probe(struct platform_device *dev)
 {
 	int result = 0;
-	unsigned char *mac = (unsigned char*)dev->dev.platform_data;
+	unsigned char *mac = (unsigned char *)dev->dev.platform_data;
 	ifxmips_mii0_dev = alloc_etherdev(sizeof(struct ifxmips_mii_priv));
 	ifxmips_mii0_dev->init = ifxmips_mii_dev_init;
 	memcpy(mac_addr, mac, 6);
 	strcpy(ifxmips_mii0_dev->name, "eth%d");
 	ifxmips_mii_chip_init(REV_MII_MODE);
 	result = register_netdev(ifxmips_mii0_dev);
-	if (result)
-	{
+	if (result) {
 		printk(KERN_INFO "ifxmips_mii0: error %i registering device \"%s\"\n", result, ifxmips_mii0_dev->name);
 		goto out;
 	}
@@ -368,10 +342,9 @@ out:
 	return result;
 }
 
-static int
-ifxmips_mii_remove(struct platform_device *dev)
+static int ifxmips_mii_remove(struct platform_device *dev)
 {
-	struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv*)ifxmips_mii0_dev->priv;
+	struct ifxmips_mii_priv *priv = (struct ifxmips_mii_priv *)ifxmips_mii0_dev->priv;
 
 	printk(KERN_INFO "ifxmips_mii0: ifxmips_mii0 cleanup\n");
 
@@ -383,8 +356,7 @@ ifxmips_mii_remove(struct platform_device *dev)
 	return 0;
 }
 
-static struct
-platform_driver ifxmips_mii_driver = {
+static struct platform_driver ifxmips_mii_driver = {
 	.probe = ifxmips_mii_probe,
 	.remove = ifxmips_mii_remove,
 	.driver = {
@@ -393,8 +365,7 @@ platform_driver ifxmips_mii_driver = {
 	},
 };
 
-int __init
-ifxmips_mii_init(void)
+int __init ifxmips_mii_init(void)
 {
 	int ret = platform_driver_register(&ifxmips_mii_driver);
 	if (ret)
@@ -402,8 +373,7 @@ ifxmips_mii_init(void)
 	return ret;
 }
 
-static void __exit
-ifxmips_mii_cleanup(void)
+static void __exit ifxmips_mii_cleanup(void)
 {
 	platform_driver_unregister(&ifxmips_mii_driver);
 }
@@ -414,3 +384,4 @@ module_exit(ifxmips_mii_cleanup);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("John Crispin <blogic@openwrt.org>");
 MODULE_DESCRIPTION("ethernet map driver for IFXMIPS boards");
+
diff --git a/target/linux/ifxmips/files/drivers/serial/ifxmips_asc.c b/target/linux/ifxmips/files/drivers/serial/ifxmips_asc.c
index 2dc8917fe1..d6bf1803f9 100644
--- a/target/linux/ifxmips/files/drivers/serial/ifxmips_asc.c
+++ b/target/linux/ifxmips/files/drivers/serial/ifxmips_asc.c
@@ -42,10 +42,12 @@
 #include <linux/sysrq.h>
 #include <linux/irq.h>
 #include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
+#include <linux/bitops.h>
+
 #include <asm/system.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
-#include <asm/bitops.h>
+
 #include <asm/ifxmips/ifxmips.h>
 #include <asm/ifxmips/ifxmips_irq.h>
 
@@ -56,19 +58,17 @@
 #define UART_DUMMY_UER_RX 1
 
 static void ifxmipsasc_tx_chars(struct uart_port *port);
-extern void prom_printf(const char * fmt, ...);
+extern void prom_printf(const char *fmt, ...);
 static struct uart_port ifxmipsasc_port[2];
 static struct uart_driver ifxmipsasc_reg;
 extern unsigned int ifxmips_get_fpi_hz(void);
 
-static void
-ifxmipsasc_stop_tx(struct uart_port *port)
+static void ifxmipsasc_stop_tx(struct uart_port *port)
 {
 	return;
 }
 
-static void
-ifxmipsasc_start_tx(struct uart_port *port)
+static void ifxmipsasc_start_tx(struct uart_port *port)
 {
 	unsigned long flags;
 	local_irq_save(flags);
@@ -77,26 +77,28 @@ ifxmipsasc_start_tx(struct uart_port *port)
 	return;
 }
 
-static void
-ifxmipsasc_stop_rx(struct uart_port *port)
+static void ifxmipsasc_stop_rx(struct uart_port *port)
 {
 	ifxmips_w32(ASCWHBSTATE_CLRREN, port->membase + IFXMIPS_ASC_WHBSTATE);
 }
 
-static void
-ifxmipsasc_enable_ms(struct uart_port *port)
+static void ifxmipsasc_enable_ms(struct uart_port *port)
 {
 }
 
-static void
-ifxmipsasc_rx_chars(struct uart_port *port)
+#include <linux/version.h>
+
+static void ifxmipsasc_rx_chars(struct uart_port *port)
 {
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 26))
+	struct tty_struct *tty = port->info->port.tty;
+#else
 	struct tty_struct *tty = port->info->tty;
+#endif
 	unsigned int ch = 0, rsr = 0, fifocnt;
 
 	fifocnt = ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_RXFFLMASK;
-	while(fifocnt--)
-	{
+	while (fifocnt--) {
 		u8 flag = TTY_NORMAL;
 		ch = ifxmips_r32(port->membase + IFXMIPS_ASC_RBUF);
 		rsr = (ifxmips_r32(port->membase + IFXMIPS_ASC_STATE) & ASCSTATE_ANY) | UART_DUMMY_UER_RX;
@@ -107,35 +109,31 @@ ifxmipsasc_rx_chars(struct uart_port *port)
 		 * Note that the error handling code is
 		 * out of the main execution path
 		 */
-		if(rsr & ASCSTATE_ANY)
-		{
-			if(rsr & ASCSTATE_PE)
-			{
+		if (rsr & ASCSTATE_ANY) {
+			if (rsr & ASCSTATE_PE) {
 				port->icount.parity++;
 				ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRPE, port->membase + IFXMIPS_ASC_WHBSTATE);
-			} else if(rsr & ASCSTATE_FE)
-			{
+			} else if (rsr & ASCSTATE_FE) {
 				port->icount.frame++;
 				ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRFE, port->membase + IFXMIPS_ASC_WHBSTATE);
 			}
-			if(rsr & ASCSTATE_ROE)
-			{
+			if (rsr & ASCSTATE_ROE) {
 				port->icount.overrun++;
 				ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRROE, port->membase + IFXMIPS_ASC_WHBSTATE);
 			}
 
 			rsr &= port->read_status_mask;
 
-			if(rsr & ASCSTATE_PE)
+			if (rsr & ASCSTATE_PE)
 				flag = TTY_PARITY;
-			else if(rsr & ASCSTATE_FE)
+			else if (rsr & ASCSTATE_FE)
 				flag = TTY_FRAME;
 		}
 
-		if((rsr & port->ignore_status_mask) == 0)
+		if ((rsr & port->ignore_status_mask) == 0)
 			tty_insert_flip_char(tty, ch, flag);
 
-		if(rsr & ASCSTATE_ROE)
+		if (rsr & ASCSTATE_ROE)
 			/*
 			 * Overrun is special, since it's reported
 			 * immediately, and doesn't affect the current
@@ -143,34 +141,30 @@ ifxmipsasc_rx_chars(struct uart_port *port)
 			 */
 			tty_insert_flip_char(tty, 0, TTY_OVERRUN);
 	}
-	if(ch != 0)
+	if (ch != 0)
 		tty_flip_buffer_push(tty);
 	return;
 }
 
 
-static void
-ifxmipsasc_tx_chars(struct uart_port *port)
+static void ifxmipsasc_tx_chars(struct uart_port *port)
 {
 	struct circ_buf *xmit = &port->info->xmit;
-	if(uart_tx_stopped(port))
-	{
+	if (uart_tx_stopped(port)) {
 		ifxmipsasc_stop_tx(port);
 		return;
 	}
 
-	while(((ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK)
-			        >> ASCFSTAT_TXFFLOFF) != TXFIFO_FULL)
-	{
-		if(port->x_char)
-		{
+	while (((ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK)
+			>> ASCFSTAT_TXFFLOFF) != TXFIFO_FULL) {
+		if (port->x_char) {
 			ifxmips_w32(port->x_char, port->membase + IFXMIPS_ASC_TBUF);
 			port->icount.tx++;
 			port->x_char = 0;
 			continue;
 		}
 
-		if(uart_circ_empty(xmit))
+		if (uart_circ_empty(xmit))
 			break;
 
 		ifxmips_w32(port->info->xmit.buf[port->info->xmit.tail], port->membase + IFXMIPS_ASC_TBUF);
@@ -178,66 +172,58 @@ ifxmipsasc_tx_chars(struct uart_port *port)
 		port->icount.tx++;
 	}
 
-	if(uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
+	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
 		uart_write_wakeup(port);
 }
 
-static irqreturn_t
-ifxmipsasc_tx_int(int irq, void *_port)
+static irqreturn_t ifxmipsasc_tx_int(int irq, void *_port)
 {
-	struct uart_port *port = (struct uart_port*) _port;
+	struct uart_port *port = (struct uart_port *)_port;
 	ifxmips_w32(ASC_IRNCR_TIR, port->membase + IFXMIPS_ASC_IRNCR);
 	ifxmipsasc_start_tx(port);
 	ifxmips_mask_and_ack_irq(irq);
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t
-ifxmipsasc_er_int(int irq, void *_port)
+static irqreturn_t ifxmipsasc_er_int(int irq, void *_port)
 {
-	struct uart_port *port = (struct uart_port*) _port;
+	struct uart_port *port = (struct uart_port *)_port;
 	/* clear any pending interrupts */
 	ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_WHBSTATE) | ASCWHBSTATE_CLRPE |
 			ASCWHBSTATE_CLRFE | ASCWHBSTATE_CLRROE, port->membase + IFXMIPS_ASC_WHBSTATE);
 	return IRQ_HANDLED;
 }
 
-static irqreturn_t
-ifxmipsasc_rx_int(int irq, void *_port)
+static irqreturn_t ifxmipsasc_rx_int(int irq, void *_port)
 {
-	struct uart_port *port = (struct uart_port*)_port;
+	struct uart_port *port = (struct uart_port *)_port;
 	ifxmips_w32(ASC_IRNCR_RIR, port->membase + IFXMIPS_ASC_IRNCR);
-	ifxmipsasc_rx_chars((struct uart_port*)port);
+	ifxmipsasc_rx_chars((struct uart_port *)port);
 	ifxmips_mask_and_ack_irq(irq);
 	return IRQ_HANDLED;
 }
 
-static unsigned int
-ifxmipsasc_tx_empty(struct uart_port *port)
+static unsigned int ifxmipsasc_tx_empty(struct uart_port *port)
 {
 	int status;
 	status = ifxmips_r32(port->membase + IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK;
 	return status ? 0 : TIOCSER_TEMT;
 }
 
-static unsigned int
-ifxmipsasc_get_mctrl(struct uart_port *port)
+static unsigned int ifxmipsasc_get_mctrl(struct uart_port *port)
 {
 	return TIOCM_CTS | TIOCM_CAR | TIOCM_DSR;
 }
 
-static void
-ifxmipsasc_set_mctrl(struct uart_port *port, u_int mctrl)
+static void ifxmipsasc_set_mctrl(struct uart_port *port, u_int mctrl)
 {
 }
 
-static void
-ifxmipsasc_break_ctl(struct uart_port *port, int break_state)
+static void ifxmipsasc_break_ctl(struct uart_port *port, int break_state)
 {
 }
 
-static int
-ifxmipsasc_startup(struct uart_port *port)
+static int ifxmipsasc_startup(struct uart_port *port)
 {
 	unsigned long flags;
 	int retval;
@@ -249,29 +235,26 @@ ifxmipsasc_startup(struct uart_port *port)
 	ifxmips_w32(0, port->membase + IFXMIPS_ASC_PISEL);
 	ifxmips_w32(((TXFIFO_FL << ASCTXFCON_TXFITLOFF) & ASCTXFCON_TXFITLMASK) | ASCTXFCON_TXFEN | ASCTXFCON_TXFFLU, port->membase + IFXMIPS_ASC_TXFCON);
 	ifxmips_w32(((RXFIFO_FL << ASCRXFCON_RXFITLOFF) & ASCRXFCON_RXFITLMASK) | ASCRXFCON_RXFEN | ASCRXFCON_RXFFLU, port->membase + IFXMIPS_ASC_RXFCON);
-	wmb ();
+	wmb();
 	ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) | ASCCON_M_8ASYNC | ASCCON_FEN | ASCCON_TOEN | ASCCON_ROEN, port->membase + IFXMIPS_ASC_CON);
 
 	local_irq_save(flags);
 
 	retval = request_irq(port->irq, ifxmipsasc_tx_int, IRQF_DISABLED, "asc_tx", port);
-	if(retval)
-	{
-		printk("failed to request ifxmipsasc_tx_int\n");
+	if (retval) {
+		printk(KERN_ERR "failed to request ifxmipsasc_tx_int\n");
 		return retval;
 	}
 
 	retval = request_irq(port->irq + 2, ifxmipsasc_rx_int, IRQF_DISABLED, "asc_rx", port);
-	if(retval)
-	{
-		printk("failed to request ifxmipsasc_rx_int\n");
+	if (retval) {
+		printk(KERN_ERR "failed to request ifxmipsasc_rx_int\n");
 		goto err1;
 	}
 
 	retval = request_irq(port->irq + 3, ifxmipsasc_er_int, IRQF_DISABLED, "asc_er", port);
-	if(retval)
-	{
-		printk("failed to request ifxmipsasc_er_int\n");
+	if (retval) {
+		printk(KERN_ERR "failed to request ifxmipsasc_er_int\n");
 		goto err2;
 	}
 
@@ -288,8 +271,7 @@ err1:
 	return retval;
 }
 
-static void
-ifxmipsasc_shutdown(struct uart_port *port)
+static void ifxmipsasc_shutdown(struct uart_port *port)
 {
 	free_irq(port->irq, port);
 	free_irq(port->irq + 2, port);
@@ -314,8 +296,7 @@ static void ifxmipsasc_set_termios(struct uart_port *port, struct ktermios *new,
 	cflag = new->c_cflag;
 	iflag = new->c_iflag;
 
-	switch(cflag & CSIZE)
-	{
+	switch (cflag & CSIZE) {
 	case CS7:
 		con = ASCCON_M_7ASYNC;
 		break;
@@ -327,36 +308,34 @@ static void ifxmipsasc_set_termios(struct uart_port *port, struct ktermios *new,
 		break;
 	}
 
-	if(cflag & CSTOPB)
+	if (cflag & CSTOPB)
 		con |= ASCCON_STP;
 
-	if(cflag & PARENB)
-	{
-		if(!(cflag & PARODD))
+	if (cflag & PARENB) {
+		if (!(cflag & PARODD))
 			con &= ~ASCCON_ODD;
 		else
 			con |= ASCCON_ODD;
 	}
 
 	port->read_status_mask = ASCSTATE_ROE;
-	if(iflag & INPCK)
+	if (iflag & INPCK)
 		port->read_status_mask |= ASCSTATE_FE | ASCSTATE_PE;
 
 	port->ignore_status_mask = 0;
-	if(iflag & IGNPAR)
+	if (iflag & IGNPAR)
 		port->ignore_status_mask |= ASCSTATE_FE | ASCSTATE_PE;
 
-	if(iflag & IGNBRK)
-	{
+	if (iflag & IGNBRK) {
 		/*
 		 * If we're ignoring parity and break indicators,
 		 * ignore overruns too (for real raw support).
 		 */
-		if(iflag & IGNPAR)
+		if (iflag & IGNPAR)
 			port->ignore_status_mask |= ASCSTATE_ROE;
 	}
 
-	if((cflag & CREAD) == 0)
+	if ((cflag & CREAD) == 0)
 		port->ignore_status_mask |= UART_DUMMY_UER_RX;
 
 	/* set error signals  - framing, parity  and overrun, enable receiver */
@@ -368,7 +347,7 @@ static void ifxmipsasc_set_termios(struct uart_port *port, struct ktermios *new,
 	ifxmips_w32(ifxmips_r32(port->membase + IFXMIPS_ASC_CON) | con, port->membase + IFXMIPS_ASC_CON);
 
 	/* Set baud rate - take a divider of 2 into account */
-    baud = uart_get_baud_rate(port, new, old, 0, port->uartclk / 16);
+	baud = uart_get_baud_rate(port, new, old, 0, port->uartclk / 16);
 	quot = uart_get_divisor(port, baud);
 	quot = quot / 2 - 1;
 
@@ -393,12 +372,10 @@ static void ifxmipsasc_set_termios(struct uart_port *port, struct ktermios *new,
 	local_irq_restore(flags);
 }
 
-static const char*
-ifxmipsasc_type(struct uart_port *port)
+static const char *ifxmipsasc_type(struct uart_port *port)
 {
-	if(port->type == PORT_IFXMIPSASC)
-	{
-		if(port->membase == (void*)IFXMIPS_ASC_BASE_ADDR)
+	if (port->type == PORT_IFXMIPSASC) {
+		if (port->membase == (void *)IFXMIPS_ASC_BASE_ADDR)
 			return "asc0";
 		else
 			return "asc1";
@@ -407,120 +384,109 @@ ifxmipsasc_type(struct uart_port *port)
 	}
 }
 
-static void
-ifxmipsasc_release_port(struct uart_port *port)
+static void ifxmipsasc_release_port(struct uart_port *port)
 {
 }
 
-static int
-ifxmipsasc_request_port(struct uart_port *port)
+static int ifxmipsasc_request_port(struct uart_port *port)
 {
 	return 0;
 }
 
-static void
-ifxmipsasc_config_port(struct uart_port *port, int flags)
+static void ifxmipsasc_config_port(struct uart_port *port, int flags)
 {
-	if(flags & UART_CONFIG_TYPE)
-	{
+	if (flags & UART_CONFIG_TYPE) {
 		port->type = PORT_IFXMIPSASC;
 		ifxmipsasc_request_port(port);
 	}
 }
 
-static int
-ifxmipsasc_verify_port(struct uart_port *port, struct serial_struct *ser)
+static int ifxmipsasc_verify_port(struct uart_port *port, struct serial_struct *ser)
 {
 	int ret = 0;
-	if(ser->type != PORT_UNKNOWN && ser->type != PORT_IFXMIPSASC)
+	if (ser->type != PORT_UNKNOWN && ser->type != PORT_IFXMIPSASC)
 		ret = -EINVAL;
-	if(ser->irq < 0 || ser->irq >= NR_IRQS)
+	if (ser->irq < 0 || ser->irq >= NR_IRQS)
 		ret = -EINVAL;
-	if(ser->baud_base < 9600)
+	if (ser->baud_base < 9600)
 		ret = -EINVAL;
 	return ret;
 }
 
-static struct uart_ops ifxmipsasc_pops =
-{
-	.tx_empty =		ifxmipsasc_tx_empty,
+static struct uart_ops ifxmipsasc_pops = {
+	.tx_empty =	ifxmipsasc_tx_empty,
 	.set_mctrl =	ifxmipsasc_set_mctrl,
 	.get_mctrl =	ifxmipsasc_get_mctrl,
-	.stop_tx =		ifxmipsasc_stop_tx,
-	.start_tx =		ifxmipsasc_start_tx,
-	.stop_rx =		ifxmipsasc_stop_rx,
+	.stop_tx =	ifxmipsasc_stop_tx,
+	.start_tx =	ifxmipsasc_start_tx,
+	.stop_rx =	ifxmipsasc_stop_rx,
 	.enable_ms =	ifxmipsasc_enable_ms,
 	.break_ctl =	ifxmipsasc_break_ctl,
-	.startup =		ifxmipsasc_startup,
-	.shutdown =		ifxmipsasc_shutdown,
+	.startup =	ifxmipsasc_startup,
+	.shutdown =	ifxmipsasc_shutdown,
 	.set_termios =	ifxmipsasc_set_termios,
-	.type =			ifxmipsasc_type,
+	.type =		ifxmipsasc_type,
 	.release_port =	ifxmipsasc_release_port,
 	.request_port =	ifxmipsasc_request_port,
 	.config_port =	ifxmipsasc_config_port,
 	.verify_port =	ifxmipsasc_verify_port,
 };
 
-static struct uart_port ifxmipsasc_port[2] =
-{
+static struct uart_port ifxmipsasc_port[2] = {
 	{
-		membase:		(void *)IFXMIPS_ASC_BASE_ADDR,
-		mapbase:		IFXMIPS_ASC_BASE_ADDR,
-		iotype:			SERIAL_IO_MEM,
-		irq:			IFXMIPSASC_TIR(0),
-		uartclk:		0,
-		fifosize:		16,
-		type:			PORT_IFXMIPSASC,
-		ops:			&ifxmipsasc_pops,
-		flags:			ASYNC_BOOT_AUTOCONF,
-		line:			0
+		.membase =		(void *)IFXMIPS_ASC_BASE_ADDR,
+		.mapbase =		IFXMIPS_ASC_BASE_ADDR,
+		.iotype =		SERIAL_IO_MEM,
+		.irq =			IFXMIPSASC_TIR(0),
+		.uartclk =		0,
+		.fifosize =		16,
+		.type =			PORT_IFXMIPSASC,
+		.ops =			&ifxmipsasc_pops,
+		.flags =		ASYNC_BOOT_AUTOCONF,
+		.line =			0
 	}, {
-		membase:		(void *)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF),
-		mapbase:		IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF,
-		iotype:			SERIAL_IO_MEM,
-		irq:			IFXMIPSASC_TIR(1),
-		uartclk:		0,
-		fifosize:		16,
-		type:			PORT_IFXMIPSASC,
-		ops:			&ifxmipsasc_pops,
-		flags:			ASYNC_BOOT_AUTOCONF,
-		line:			1
+		.membase =		(void *)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF),
+		.mapbase =		IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF,
+		.iotype =		SERIAL_IO_MEM,
+		.irq =			IFXMIPSASC_TIR(1),
+		.uartclk =		0,
+		.fifosize =		16,
+		.type =			PORT_IFXMIPSASC,
+		.ops =			&ifxmipsasc_pops,
+		.flags =		ASYNC_BOOT_AUTOCONF,
+		.line =			1
 	}
 };
 
-static void
-ifxmipsasc_console_write(struct console *co, const char *s, u_int count)
+static void ifxmipsasc_console_write(struct console *co, const char *s, u_int count)
 {
 	int port = co->index;
 	int i, fifocnt;
 	unsigned long flags;
 	local_irq_save(flags);
-	for(i = 0; i < count; i++)
-	{
+	for (i = 0; i < count; i++) {
 		do {
-			fifocnt = (ifxmips_r32((u32*)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_FSTAT)) & ASCFSTAT_TXFFLMASK)
-			                >> ASCFSTAT_TXFFLOFF;
-		} while(fifocnt == TXFIFO_FULL);
+			fifocnt = (ifxmips_r32((u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_FSTAT)) & ASCFSTAT_TXFFLMASK)
+				>> ASCFSTAT_TXFFLOFF;
+		} while (fifocnt == TXFIFO_FULL);
 
-		if(s[i] == '\0')
+		if (s[i] == '\0')
 			break;
 
-		if(s[i] == '\n')
-		{
-			ifxmips_w32('\r', (u32*)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_TBUF));
+		if (s[i] == '\n') {
+			ifxmips_w32('\r', (u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_TBUF));
 			do {
-				fifocnt = (ifxmips_r32((u32*)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_FSTAT)) & ASCFSTAT_TXFFLMASK)
+				fifocnt = (ifxmips_r32((u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_FSTAT)) & ASCFSTAT_TXFFLMASK)
 					>> ASCFSTAT_TXFFLOFF;
-			} while(fifocnt == TXFIFO_FULL);
+			} while (fifocnt == TXFIFO_FULL);
 		}
-		ifxmips_w32(s[i], (u32*)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_TBUF));
+		ifxmips_w32(s[i], (u32 *)(IFXMIPS_ASC_BASE_ADDR + (port * IFXMIPS_ASC_BASE_DIFF) + IFXMIPS_ASC_TBUF));
 	}
 
 	local_irq_restore(flags);
 }
 
-static int __init
-ifxmipsasc_console_setup(struct console *co, char *options)
+static int __init ifxmipsasc_console_setup(struct console *co, char *options)
 {
 	int port = co->index;
 	int baud = 115200;
@@ -529,7 +495,7 @@ ifxmipsasc_console_setup(struct console *co, char *options)
 	int flow = 'n';
 	ifxmipsasc_port[port].uartclk = ifxmips_get_fpi_hz();
 	ifxmipsasc_port[port].type = PORT_IFXMIPSASC;
-	if(options)
+	if (options)
 		uart_parse_options(options, &baud, &parity, &bits, &flow);
 	return uart_set_options(&ifxmipsasc_port[port], co, baud, parity, bits, flow);
 }
@@ -537,26 +503,25 @@ ifxmipsasc_console_setup(struct console *co, char *options)
 static struct console ifxmipsasc_console[2] =
 {
 	{
-		name:		"ttyS",
-		write:		ifxmipsasc_console_write,
-		device:		uart_console_device,
-		setup:		ifxmipsasc_console_setup,
-		flags:		CON_PRINTBUFFER,
-		index:		0,
-		data:		&ifxmipsasc_reg,
+		.name =		"ttyS",
+		.write =		ifxmipsasc_console_write,
+		.device =		uart_console_device,
+		.setup =		ifxmipsasc_console_setup,
+		.flags =		CON_PRINTBUFFER,
+		.index =		0,
+		.data =		&ifxmipsasc_reg,
 	}, {
-		name:		"ttyS",
-		write:		ifxmipsasc_console_write,
-		device:		uart_console_device,
-		setup:		ifxmipsasc_console_setup,
-		flags:		CON_PRINTBUFFER,
-		index:		1,
-		data:		&ifxmipsasc_reg,
+		.name =		"ttyS",
+		.write =	ifxmipsasc_console_write,
+		.device =	uart_console_device,
+		.setup =	ifxmipsasc_console_setup,
+		.flags =	CON_PRINTBUFFER,
+		.index =	1,
+		.data =		&ifxmipsasc_reg,
 	}
 };
 
-static int __init
-ifxmipsasc_console_init(void)
+static int __init ifxmipsasc_console_init(void)
 {
 	register_console(&ifxmipsasc_console[0]);
 	register_console(&ifxmipsasc_console[1]);
@@ -564,19 +529,17 @@ ifxmipsasc_console_init(void)
 }
 console_initcall(ifxmipsasc_console_init);
 
-static struct uart_driver ifxmipsasc_reg =
-{
-	.owner =			THIS_MODULE,
-	.driver_name =		"serial",
-	.dev_name =			"ttyS",
-	.major =			TTY_MAJOR,
-	.minor =			64,
-	.nr =				2,
-	.cons =				&ifxmipsasc_console[1],
+static struct uart_driver ifxmipsasc_reg = {
+	.owner =	THIS_MODULE,
+	.driver_name =	"serial",
+	.dev_name =	"ttyS",
+	.major =	TTY_MAJOR,
+	.minor =	64,
+	.nr =		2,
+	.cons =		&ifxmipsasc_console[1],
 };
 
-int __init
-ifxmipsasc_init(void)
+int __init ifxmipsasc_init(void)
 {
 	int ret;
 	uart_register_driver(&ifxmipsasc_reg);
@@ -585,8 +548,7 @@ ifxmipsasc_init(void)
 	return 0;
 }
 
-void __exit
-ifxmipsasc_exit(void)
+void __exit ifxmipsasc_exit(void)
 {
 	uart_unregister_driver(&ifxmipsasc_reg);
 }
diff --git a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h
index 2180f44394..6dc184a54f 100644
--- a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h
+++ b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h
@@ -14,36 +14,35 @@
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
  *   Copyright (C) 2005 infineon
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
  */
 #ifndef _IFXMIPS_H__
 #define _IFXMIPS_H__
 
-#define ifxmips_r32(reg) __raw_readl(reg)
-#define ifxmips_w32(val,reg) __raw_writel(val,reg)
+#define ifxmips_r32(reg)		__raw_readl(reg)
+#define ifxmips_w32(val,reg)		__raw_writel(val,reg)
 #define ifxmips_w32_mask(clear,set,reg)	ifxmips_w32((ifxmips_r32(reg) & ~clear) | set, reg)
 
 /*------------ GENERAL */
 
 #define BOARD_SYSTEM_TYPE		"IFXMIPS"
 
-#define IOPORT_RESOURCE_START	0x10000000
+#define IOPORT_RESOURCE_START		0x10000000
 #define IOPORT_RESOURCE_END		0xffffffff
-#define IOMEM_RESOURCE_START	0x10000000
+#define IOMEM_RESOURCE_START		0x10000000
 #define IOMEM_RESOURCE_END		0xffffffff
 
-#define IFXMIPS_FLASH_START     0x10000000
-#define IFXMIPS_FLASH_MAX       0x2000000
+#define IFXMIPS_FLASH_START		0x10000000
+#define IFXMIPS_FLASH_MAX		0x02000000
 
+/*------------ ASC0/1 */
 
-/*------------ ASC1 */
-
-#define IFXMIPS_ASC_BASE_ADDR	(KSEG1 + 0x1E100400)
-#define IFXMIPS_ASC_BASE_DIFF	(0x1E100C00 - 0x1E100400)
+#define IFXMIPS_ASC_BASE_ADDR		(KSEG1 + 0x1E100400)
+#define IFXMIPS_ASC_BASE_DIFF		(0x1E100C00 - 0x1E100400)
 
 #define IFXMIPS_ASC_FSTAT		0x0048
 #define IFXMIPS_ASC_TBUF		0x0020
-#define IFXMIPS_ASC_WHBSTATE	0x0018
+#define IFXMIPS_ASC_WHBSTATE		0x0018
 #define IFXMIPS_ASC_RBUF		0x0024
 #define IFXMIPS_ASC_STATE		0x0014
 #define IFXMIPS_ASC_IRNCR		0x00F8
@@ -55,7 +54,7 @@
 #define IFXMIPS_ASC_BG			0x0050
 #define IFXMIPS_ASC_IRNREN		0x00F4
 
-#define IFXMIPS_ASC_CLC_DISS	0x2
+#define IFXMIPS_ASC_CLC_DISS		0x2
 #define ASC_IRNREN_RX_BUF		0x8
 #define ASC_IRNREN_TX_BUF		0x4
 #define ASC_IRNREN_ERR			0x2
@@ -64,29 +63,29 @@
 #define ASC_IRNCR_RIR			0x2
 #define ASC_IRNCR_EIR			0x4
 #define ASCOPT_CSIZE			0x3
-#define ASCOPT_CS7				0x1
-#define ASCOPT_CS8				0x2
+#define ASCOPT_CS7			0x1
+#define ASCOPT_CS8			0x2
 #define ASCOPT_PARENB			0x4
 #define ASCOPT_STOPB			0x8
 #define ASCOPT_PARODD			0x0
 #define ASCOPT_CREAD			0x20
-#define TXFIFO_FL				1
-#define RXFIFO_FL				1
-#define TXFIFO_FULL				16
+#define TXFIFO_FL			1
+#define RXFIFO_FL			1
+#define TXFIFO_FULL			16
 #define ASCCLC_RMCMASK			0x0000FF00
 #define ASCCLC_RMCOFFSET		8
 #define ASCCON_M_8ASYNC			0x0
 #define ASCCON_M_7ASYNC			0x2
-#define ASCCON_ODD				0x00000020
-#define ASCCON_STP				0x00000080
-#define ASCCON_BRS				0x00000100
-#define ASCCON_FDE				0x00000200
-#define ASCCON_R				0x00008000
-#define ASCCON_FEN				0x00020000
-#define ASCCON_ROEN				0x00080000
-#define ASCCON_TOEN				0x00100000
-#define ASCSTATE_PE				0x00010000
-#define ASCSTATE_FE				0x00020000
+#define ASCCON_ODD			0x00000020
+#define ASCCON_STP			0x00000080
+#define ASCCON_BRS			0x00000100
+#define ASCCON_FDE			0x00000200
+#define ASCCON_R			0x00008000
+#define ASCCON_FEN			0x00020000
+#define ASCCON_ROEN			0x00080000
+#define ASCCON_TOEN			0x00100000
+#define ASCSTATE_PE			0x00010000
+#define ASCSTATE_FE			0x00020000
 #define ASCSTATE_ROE			0x00080000
 #define ASCSTATE_ANY			(ASCSTATE_ROE|ASCSTATE_PE|ASCSTATE_FE)
 #define ASCWHBSTATE_CLRREN		0x00000001
@@ -96,54 +95,54 @@
 #define ASCWHBSTATE_CLRROE		0x00000020
 #define ASCTXFCON_TXFEN			0x0001
 #define ASCTXFCON_TXFFLU		0x0002
-#define ASCTXFCON_TXFITLMASK    0x3F00
-#define ASCTXFCON_TXFITLOFF     8
-#define ASCRXFCON_RXFEN         0x0001
-#define ASCRXFCON_RXFFLU        0x0002
-#define ASCRXFCON_RXFITLMASK    0x3F00
-#define ASCRXFCON_RXFITLOFF     8
-#define ASCFSTAT_RXFFLMASK      0x003F
-#define ASCFSTAT_TXFFLMASK      0x3F00
-#define ASCFSTAT_TXFFLOFF       8
+#define ASCTXFCON_TXFITLMASK		0x3F00
+#define ASCTXFCON_TXFITLOFF		8
+#define ASCRXFCON_RXFEN			0x0001
+#define ASCRXFCON_RXFFLU		0x0002
+#define ASCRXFCON_RXFITLMASK		0x3F00
+#define ASCRXFCON_RXFITLOFF		8
+#define ASCFSTAT_RXFFLMASK		0x003F
+#define ASCFSTAT_TXFFLMASK		0x3F00
+#define ASCFSTAT_TXFFLOFF		8
 
 
 
 /*------------ RCU */
-#define IFXMIPS_RCU_BASE_ADDR	0xBF203000
+#define IFXMIPS_RCU_BASE_ADDR		0xBF203000
 
 /* reset request */
 #define IFXMIPS_RCU_RST			((u32*)(IFXMIPS_RCU_BASE_ADDR + 0x0010))
-#define IFXMIPS_RCU_RST_CPU1	(1 << 3)
+#define IFXMIPS_RCU_RST_CPU1		(1 << 3)
 #define IFXMIPS_RCU_RST_ALL		0x40000000
 
-#define IFXMIPS_RCU_RST_REQ_DFE	(1 << 7)
-#define IFXMIPS_RCU_RST_REQ_AFE	(1 << 11)
+#define IFXMIPS_RCU_RST_REQ_DFE		(1 << 7)
+#define IFXMIPS_RCU_RST_REQ_AFE		(1 << 11)
 #define IFXMIPS_RCU_RST_REQ_ARC_JTAG	(1 << 20)
 
 
 /*------------ GPTU */
 
-#define IFXMIPS_GPTU_BASE_ADDR	0xB8000300
+#define IFXMIPS_GPTU_BASE_ADDR		0xB8000300
 
 /* clock control register */
 #define IFXMIPS_GPTU_GPT_CLC		((u32*)(IFXMIPS_GPTU_BASE_ADDR + 0x0000))
 
 /* captur reload register */
-#define IFXMIPS_GPTU_GPT_CAPREL	((u32*)(IFXMIPS_GPTU_BASE_ADDR + 0x0030))
+#define IFXMIPS_GPTU_GPT_CAPREL		((u32*)(IFXMIPS_GPTU_BASE_ADDR + 0x0030))
 
 /* timer 6 control register */
-#define IFXMIPS_GPTU_GPT_T6CON	((u32*)(IFXMIPS_GPTU_BASE_ADDR + 0x0020))
+#define IFXMIPS_GPTU_GPT_T6CON		((u32*)(IFXMIPS_GPTU_BASE_ADDR + 0x0020))
 
 
 /*------------ EBU */
 
-#define IFXMIPS_EBU_BASE_ADDR	0xBE105300
+#define IFXMIPS_EBU_BASE_ADDR		0xBE105300
 
 /* bus configuration register */
 #define IFXMIPS_EBU_BUSCON0		((u32*)(IFXMIPS_EBU_BASE_ADDR + 0x0060))
 #define IFXMIPS_EBU_PCC_CON		((u32*)(IFXMIPS_EBU_BASE_ADDR + 0x0090))
 #define IFXMIPS_EBU_PCC_IEN		((u32*)(IFXMIPS_EBU_BASE_ADDR + 0x00A4))
-#define IFXMIPS_EBU_PCC_ISTAT	((u32*)(IFXMIPS_EBU_BASE_ADDR + 0x00A0))
+#define IFXMIPS_EBU_PCC_ISTAT		((u32*)(IFXMIPS_EBU_BASE_ADDR + 0x00A0))
 
 
 /*------------ CGU */
@@ -151,34 +150,34 @@
 #define IFXMIPS_CGU_PLL0_CFG		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0004))
 #define IFXMIPS_CGU_PLL1_CFG		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0008))
 #define IFXMIPS_CGU_PLL2_CFG		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x000C))
-#define IFXMIPS_CGU_SYS				((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0010))
-#define IFXMIPS_CGU_UPDATE			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0014))
-#define IFXMIPS_CGU_IF_CLK			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0018))
-#define IFXMIPS_CGU_OSC_CON			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x001C))
-#define IFXMIPS_CGU_SMD				((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0020))
-#define IFXMIPS_CGU_CT1SR			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0028))
-#define IFXMIPS_CGU_CT2SR			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x002C))
-#define IFXMIPS_CGU_PCMCR			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0030))
-#define IFXMIPS_CGU_PCI_CR			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0034))
-#define IFXMIPS_CGU_PD_PC			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0038))
-#define IFXMIPS_CGU_FMR				((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x003C))
+#define IFXMIPS_CGU_SYS			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0010))
+#define IFXMIPS_CGU_UPDATE		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0014))
+#define IFXMIPS_CGU_IF_CLK		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0018))
+#define IFXMIPS_CGU_OSC_CON		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x001C))
+#define IFXMIPS_CGU_SMD			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0020))
+#define IFXMIPS_CGU_CT1SR		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0028))
+#define IFXMIPS_CGU_CT2SR		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x002C))
+#define IFXMIPS_CGU_PCMCR		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0030))
+#define IFXMIPS_CGU_PCI_CR		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0034))
+#define IFXMIPS_CGU_PD_PC		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0038))
+#define IFXMIPS_CGU_FMR			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x003C))
 
 /* clock mux */
 #define IFXMIPS_CGU_SYS			((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0010))
 #define IFXMIPS_CGU_IFCCR		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0018))
 #define IFXMIPS_CGU_PCICR		((u32*)(IFXMIPS_CGU_BASE_ADDR + 0x0034))
 
-#define CLOCK_60M				60000000
-#define CLOCK_83M				83333333
-#define CLOCK_111M				111111111
-#define CLOCK_133M				133333333
-#define CLOCK_167M				166666667
-#define CLOCK_333M				333333333
+#define CLOCK_60M			60000000
+#define CLOCK_83M			83333333
+#define CLOCK_111M			111111111
+#define CLOCK_133M			133333333
+#define CLOCK_167M			166666667
+#define CLOCK_333M			333333333
 
 
 /*------------ CGU */
 
-#define IFXMIPS_PMU_BASE_ADDR	(KSEG1 + 0x1F102000)
+#define IFXMIPS_PMU_BASE_ADDR		(KSEG1 + 0x1F102000)
 
 #define IFXMIPS_PMU_PWDCR		((u32*)(IFXMIPS_PMU_BASE_ADDR + 0x001C))
 #define IFXMIPS_PMU_PWDSR		((u32*)(IFXMIPS_PMU_BASE_ADDR + 0x0020))
@@ -186,17 +185,19 @@
 
 /*------------ ICU */
 
-#define IFXMIPS_ICU_BASE_ADDR	0xBF880200
+#define IFXMIPS_ICU_BASE_ADDR		0xBF880200
 
 
 #define IFXMIPS_ICU_IM0_ISR		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0000))
 #define IFXMIPS_ICU_IM0_IER		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0008))
-#define IFXMIPS_ICU_IM0_IOSR	((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0010))
-#define IFXMIPS_ICU_IM0_IRSR	((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0018))
+#define IFXMIPS_ICU_IM0_IOSR		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0010))
+#define IFXMIPS_ICU_IM0_IRSR		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0018))
 #define IFXMIPS_ICU_IM0_IMR		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0020))
 
 #define IFXMIPS_ICU_IM1_ISR		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0028))
 #define IFXMIPS_ICU_IM2_IER		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0058))
+#define IFXMIPS_ICU_IM3_IER		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x0080))
+#define IFXMIPS_ICU_IM4_IER		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x00A8))
 #define IFXMIPS_ICU_IM5_IER		((u32*)(IFXMIPS_ICU_BASE_ADDR + 0x00D0))
 
 #define IFXMIPS_ICU_OFFSET		(IFXMIPS_ICU_IM1_ISR - IFXMIPS_ICU_IM0_ISR)
@@ -204,24 +205,24 @@
 
 /*------------ ETOP */
 
-#define IFXMIPS_PPE32_BASE_ADDR	0xBE180000
+#define IFXMIPS_PPE32_BASE_ADDR		0xBE180000
 
 #define ETHERNET_PACKET_DMA_BUFFER_SIZE		0x600
 
-#define IFXMIPS_PPE32_MEM_MAP	((u32*)(IFXMIPS_PPE32_BASE_ADDR + 0x10000))
+#define IFXMIPS_PPE32_MEM_MAP		((u32*)(IFXMIPS_PPE32_BASE_ADDR + 0x10000))
 #define IFXMIPS_PPE32_SRST		((u32*)(IFXMIPS_PPE32_BASE_ADDR + 0x10080))
 
-#define MII_MODE 1
-#define REV_MII_MODE 2
+#define MII_MODE 			1
+#define REV_MII_MODE 			2
 
 /* mdio access */
-#define IFXMIPS_PPE32_MDIO_CFG	((u32*)(IFXMIPS_PPE32_BASE_ADDR + 0x11800))
-#define IFXMIPS_PPE32_MDIO_ACC	((u32*)(IFXMIPS_PPE32_BASE_ADDR + 0x11804))
+#define IFXMIPS_PPE32_MDIO_CFG		((u32*)(IFXMIPS_PPE32_BASE_ADDR + 0x11800))
+#define IFXMIPS_PPE32_MDIO_ACC		((u32*)(IFXMIPS_PPE32_BASE_ADDR + 0x11804))
 
 #define MDIO_ACC_REQUEST		0x80000000
 #define MDIO_ACC_READ			0x40000000
 #define MDIO_ACC_ADDR_MASK		0x1f
-#define MDIO_ACC_ADDR_OFFSET	0x15
+#define MDIO_ACC_ADDR_OFFSET		0x15
 #define MDIO_ACC_REG_MASK		0xff
 #define MDIO_ACC_REG_OFFSET		0x10
 #define MDIO_ACC_VAL_MASK		0xffff
@@ -242,7 +243,7 @@
 /* enet */
 #define IFXMIPS_PPE32_ENET_MAC_CFG	((u32*)(IFXMIPS_PPE32_MEM_MAP + 0x1840))
 
-#define PPE32_CGEN				0x800
+#define PPE32_CGEN			0x800
 
 
 /*------------ DMA */
@@ -256,32 +257,32 @@
 #define IFXMIPS_DMA_CDLEN		((u32*)(IFXMIPS_DMA_BASE_ADDR + 0x24))
 #define IFXMIPS_DMA_PS			((u32*)(IFXMIPS_DMA_BASE_ADDR + 0x40))
 #define IFXMIPS_DMA_PCTRL		((u32*)(IFXMIPS_DMA_BASE_ADDR + 0x44))
-#define IFXMIPS_DMA_CTRL			((u32*)(IFXMIPS_DMA_BASE_ADDR + 0x10))
+#define IFXMIPS_DMA_CTRL		((u32*)(IFXMIPS_DMA_BASE_ADDR + 0x10))
 #define IFXMIPS_DMA_CPOLL		((u32*)(IFXMIPS_DMA_BASE_ADDR + 0x14))
-#define IFXMIPS_DMA_CDBA			((u32*)(IFXMIPS_DMA_BASE_ADDR + 0x20))
+#define IFXMIPS_DMA_CDBA		((u32*)(IFXMIPS_DMA_BASE_ADDR + 0x20))
 
 
 /*------------ PCI */
 #define PCI_CR_PR_BASE_ADDR		(KSEG1 + 0x1E105400)
 
-#define PCI_CR_FCI_ADDR_MAP0	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00C0))
-#define PCI_CR_FCI_ADDR_MAP1	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00C4))
-#define PCI_CR_FCI_ADDR_MAP2	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00C8))
-#define PCI_CR_FCI_ADDR_MAP3	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00CC))
-#define PCI_CR_FCI_ADDR_MAP4	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00D0))
-#define PCI_CR_FCI_ADDR_MAP5	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00D4))
-#define PCI_CR_FCI_ADDR_MAP6	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00D8))
-#define PCI_CR_FCI_ADDR_MAP7	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00DC))
+#define PCI_CR_FCI_ADDR_MAP0		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00C0))
+#define PCI_CR_FCI_ADDR_MAP1		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00C4))
+#define PCI_CR_FCI_ADDR_MAP2		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00C8))
+#define PCI_CR_FCI_ADDR_MAP3		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00CC))
+#define PCI_CR_FCI_ADDR_MAP4		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00D0))
+#define PCI_CR_FCI_ADDR_MAP5		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00D4))
+#define PCI_CR_FCI_ADDR_MAP6		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00D8))
+#define PCI_CR_FCI_ADDR_MAP7		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00DC))
 #define PCI_CR_CLK_CTRL			((u32*)(PCI_CR_PR_BASE_ADDR + 0x0000))
 #define PCI_CR_PCI_MOD			((u32*)(PCI_CR_PR_BASE_ADDR + 0x0030))
 #define PCI_CR_PC_ARB			((u32*)(PCI_CR_PR_BASE_ADDR + 0x0080))
-#define PCI_CR_FCI_ADDR_MAP11hg	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00E4))
+#define PCI_CR_FCI_ADDR_MAP11hg		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00E4))
 #define PCI_CR_BAR11MASK		((u32*)(PCI_CR_PR_BASE_ADDR + 0x0044))
 #define PCI_CR_BAR12MASK		((u32*)(PCI_CR_PR_BASE_ADDR + 0x0048))
 #define PCI_CR_BAR13MASK		((u32*)(PCI_CR_PR_BASE_ADDR + 0x004C))
 #define PCI_CS_BASE_ADDR1		((u32*)(PCI_CS_PR_BASE_ADDR + 0x0010))
-#define PCI_CR_PCI_ADDR_MAP11	((u32*)(PCI_CR_PR_BASE_ADDR + 0x0064))
-#define PCI_CR_FCI_BURST_LENGTH	((u32*)(PCI_CR_PR_BASE_ADDR + 0x00E8))
+#define PCI_CR_PCI_ADDR_MAP11		((u32*)(PCI_CR_PR_BASE_ADDR + 0x0064))
+#define PCI_CR_FCI_BURST_LENGTH		((u32*)(PCI_CR_PR_BASE_ADDR + 0x00E8))
 #define PCI_CR_PCI_EOI			((u32*)(PCI_CR_PR_BASE_ADDR + 0x002C))
 
 #define PCI_CS_PR_BASE_ADDR		(KSEG1 + 0x17000000)
@@ -296,7 +297,7 @@
 
 /*------------ WDT */
 
-#define IFXMIPS_WDT_BASE_ADDR	(KSEG1 + 0x1F880000)
+#define IFXMIPS_WDT_BASE_ADDR		(KSEG1 + 0x1F880000)
 
 #define IFXMIPS_BIU_WDT_CR		((u32*)(IFXMIPS_WDT_BASE_ADDR + 0x03F0))
 #define IFXMIPS_BIU_WDT_SR		((u32*)(IFXMIPS_WDT_BASE_ADDR + 0x03F8))
@@ -304,25 +305,25 @@
 
 /*------------ LED */
 
-#define IFXMIPS_LED_BASE_ADDR	(KSEG1 + 0x1E100BB0)
-#define IFXMIPS_LED_CON0			((u32*)(IFXMIPS_LED_BASE_ADDR + 0x0000))
-#define IFXMIPS_LED_CON1			((u32*)(IFXMIPS_LED_BASE_ADDR + 0x0004))
-#define IFXMIPS_LED_CPU0			((u32*)(IFXMIPS_LED_BASE_ADDR + 0x0008))
-#define IFXMIPS_LED_CPU1			((u32*)(IFXMIPS_LED_BASE_ADDR + 0x000C))
+#define IFXMIPS_LED_BASE_ADDR		(KSEG1 + 0x1E100BB0)
+#define IFXMIPS_LED_CON0		((u32*)(IFXMIPS_LED_BASE_ADDR + 0x0000))
+#define IFXMIPS_LED_CON1		((u32*)(IFXMIPS_LED_BASE_ADDR + 0x0004))
+#define IFXMIPS_LED_CPU0		((u32*)(IFXMIPS_LED_BASE_ADDR + 0x0008))
+#define IFXMIPS_LED_CPU1		((u32*)(IFXMIPS_LED_BASE_ADDR + 0x000C))
 #define IFXMIPS_LED_AR			((u32*)(IFXMIPS_LED_BASE_ADDR + 0x0010))
 
 #define LED_CON0_SWU			(1 << 31)
 #define LED_CON0_AD1			(1 << 25)
 #define LED_CON0_AD0			(1 << 24)
 
-#define IFXMIPS_LED_2HZ          (0)
-#define IFXMIPS_LED_4HZ          (1 << 23)
-#define IFXMIPS_LED_8HZ          (2 << 23)
-#define IFXMIPS_LED_10HZ         (3 << 23)
-#define IFXMIPS_LED_MASK         (0xf << 23)
+#define IFXMIPS_LED_2HZ			(0)
+#define IFXMIPS_LED_4HZ			(1 << 23)
+#define IFXMIPS_LED_8HZ			(2 << 23)
+#define IFXMIPS_LED_10HZ		(3 << 23)
+#define IFXMIPS_LED_MASK		(0xf << 23)
 
-#define IFXMIPS_LED_UPD_SRC_FPI  (1 << 31)
-#define IFXMIPS_LED_UPD_MASK     (3 << 30)
+#define IFXMIPS_LED_UPD_SRC_FPI 	(1 << 31)
+#define IFXMIPS_LED_UPD_MASK		(3 << 30)
 #define IFXMIPS_LED_ADSL_SRC		(3 << 24)
 
 #define IFXMIPS_LED_GROUP0		(1 << 0)
@@ -331,7 +332,7 @@
 
 #define IFXMIPS_LED_RISING		0
 #define IFXMIPS_LED_FALLING		(1 << 26)
-#define IFXMIPS_LED_EDGE_MASK	(1 << 26)
+#define IFXMIPS_LED_EDGE_MASK		(1 << 26)
 
 
 /*------------ GPIO */
@@ -344,31 +345,31 @@
 #define IFXMIPS_GPIO_P1_IN		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0044))
 #define IFXMIPS_GPIO_P0_DIR		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0018))
 #define IFXMIPS_GPIO_P1_DIR		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0048))
-#define IFXMIPS_GPIO_P0_ALTSEL0	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x001C))
-#define IFXMIPS_GPIO_P1_ALTSEL0	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x004C))
-#define IFXMIPS_GPIO_P0_ALTSEL1	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0020))
-#define IFXMIPS_GPIO_P1_ALTSEL1	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0050))
+#define IFXMIPS_GPIO_P0_ALTSEL0		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x001C))
+#define IFXMIPS_GPIO_P1_ALTSEL0		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x004C))
+#define IFXMIPS_GPIO_P0_ALTSEL1		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0020))
+#define IFXMIPS_GPIO_P1_ALTSEL1		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0050))
 #define IFXMIPS_GPIO_P0_OD		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0024))
 #define IFXMIPS_GPIO_P1_OD		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0054))
-#define IFXMIPS_GPIO_P0_STOFF	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0028))
-#define IFXMIPS_GPIO_P1_STOFF	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0058))
-#define IFXMIPS_GPIO_P0_PUDSEL	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x002C))
-#define IFXMIPS_GPIO_P1_PUDSEL	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x005C))
-#define IFXMIPS_GPIO_P0_PUDEN	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0030))
-#define IFXMIPS_GPIO_P1_PUDEN	((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0060))
+#define IFXMIPS_GPIO_P0_STOFF		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0028))
+#define IFXMIPS_GPIO_P1_STOFF		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0058))
+#define IFXMIPS_GPIO_P0_PUDSEL		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x002C))
+#define IFXMIPS_GPIO_P1_PUDSEL		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x005C))
+#define IFXMIPS_GPIO_P0_PUDEN		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0030))
+#define IFXMIPS_GPIO_P1_PUDEN		((u32*)(IFXMIPS_GPIO_BASE_ADDR + 0x0060))
 
 
 /*------------ SSC */
 
-#define IFXMIPS_SSC_BASE_ADDR	(KSEG1 + 0x1e100800)
+#define IFXMIPS_SSC_BASE_ADDR		(KSEG1 + 0x1e100800)
 
 
 #define IFXMIPS_SSC_CLC			((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0000))
 #define IFXMIPS_SSC_IRN			((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x00F4))
 #define IFXMIPS_SSC_SFCON		((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0060))
-#define IFXMIPS_SSC_WHBGPOSTAT	((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0078))
+#define IFXMIPS_SSC_WHBGPOSTAT		((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0078))
 #define IFXMIPS_SSC_STATE		((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0014))
-#define IFXMIPS_SSC_WHBSTATE	((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0018))
+#define IFXMIPS_SSC_WHBSTATE		((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0018))
 #define IFXMIPS_SSC_FSTAT		((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0038))
 #define IFXMIPS_SSC_ID			((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0008))
 #define IFXMIPS_SSC_TB			((u32*)(IFXMIPS_SSC_BASE_ADDR + 0x0020))
@@ -387,10 +388,10 @@
 
 /*------------ MEI */
 
-#define IFXMIPS_MEI_BASE_ADDR	(0xBE116000)
+#define IFXMIPS_MEI_BASE_ADDR		(KSEG1 + 0x1E116000)
 
 #define MEI_DATA_XFR			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0000))
-#define MEI_VERSION				((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0004))
+#define MEI_VERSION			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0004))
 #define MEI_ARC_GP_STAT			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0008))
 #define MEI_DATA_XFR_STAT		((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x000C))
 #define MEI_XFR_ADDR			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0010))
@@ -402,7 +403,7 @@
 #define MEI_DEBUG_RAD			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0028))
 #define MEI_DEBUG_DATA			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x002C))
 #define MEI_DEBUG_DEC			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0030))
-#define MEI_CONFIG				((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0034))
+#define MEI_CONFIG			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0034))
 #define MEI_RST_CONTROL			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0038))
 #define MEI_DBG_MASTER			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x003C))
 #define MEI_CLK_CONTROL			((u32*)(IFXMIPS_MEI_BASE_ADDR + 0x0040))
@@ -432,7 +433,7 @@
 
 /*------------ DEU */
 
-#define IFXMIPS_DEU_BASE     (KSEG1 + 0x1E103100)
+#define IFXMIPS_DEU_BASE		(KSEG1 + 0x1E103100)
 #define IFXMIPS_DEU_CLK			((u32 *)(IFXMIPS_DEU_BASE + 0x0000))
 #define IFXMIPS_DEU_ID			((u32 *)(IFXMIPS_DEU_BASE + 0x0008))
 
@@ -471,12 +472,12 @@
 
 /*------------ FUSE */
 
-#define IFXMIPS_FUSE_BASE_ADDR	(KSEG1 + 0x1F107354)
+#define IFXMIPS_FUSE_BASE_ADDR		(KSEG1 + 0x1F107354)
 
 
 /*------------ MPS */
 
-#define IFXMIPS_MPS_BASE_ADDR	(KSEG1 + 0x1F107000)
+#define IFXMIPS_MPS_BASE_ADDR		(KSEG1 + 0x1F107000)
 #define IFXMIPS_MPS_SRAM		((u32*)(KSEG1 + 0x1F200000))
 
 #define IFXMIPS_MPS_CHIPID		((u32*)(IFXMIPS_MPS_BASE_ADDR + 0x0344))
@@ -509,7 +510,7 @@
 #define IFXMIPS_MPS_CHIPID_VERSION_SET(value)	(((( 1 << 4) - 1) & (value)) << 28)
 #define IFXMIPS_MPS_CHIPID_PARTNUM_GET(value)	(((value) >> 12) & ((1 << 16) - 1))
 #define IFXMIPS_MPS_CHIPID_PARTNUM_SET(value)	(((( 1 << 16) - 1) & (value)) << 12)
-#define IFXMIPS_MPS_CHIPID_MANID_GET(value)		(((value) >> 1) & ((1 << 10) - 1))
-#define IFXMIPS_MPS_CHIPID_MANID_SET(value)		(((( 1 << 10) - 1) & (value)) << 1)
+#define IFXMIPS_MPS_CHIPID_MANID_GET(value)	(((value) >> 1) & ((1 << 10) - 1))
+#define IFXMIPS_MPS_CHIPID_MANID_SET(value)	(((( 1 << 10) - 1) & (value)) << 1)
 
 #endif
diff --git a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips_dma.h b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips_dma.h
index 02c7aec539..d4933ac77b 100644
--- a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips_dma.h
+++ b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips_dma.h
@@ -20,12 +20,12 @@
 #ifndef _IFXMIPS_DMA_H__
 #define _IFXMIPS_DMA_H__
 
-#define RCV_INT							1
+#define RCV_INT						1
 #define TX_BUF_FULL_INT					2
 #define TRANSMIT_CPT_INT				4
 #define IFXMIPS_DMA_CH_ON				1
 #define IFXMIPS_DMA_CH_OFF				0
-#define IFXMIPS_DMA_CH_DEFAULT_WEIGHT	100
+#define IFXMIPS_DMA_CH_DEFAULT_WEIGHT			100
 
 enum attr_t{
 	TX = 0,
@@ -34,9 +34,9 @@ enum attr_t{
 	DEFAULT = 3,
 };
 
-#define DMA_OWN							1
-#define CPU_OWN							0
-#define DMA_MAJOR						250
+#define DMA_OWN						1
+#define CPU_OWN						0
+#define DMA_MAJOR					250
 
 #define DMA_DESC_OWN_CPU				0x0
 #define DMA_DESC_OWN_DMA				0x80000000
@@ -44,12 +44,12 @@ enum attr_t{
 #define DMA_DESC_SOP_SET				0x20000000
 #define DMA_DESC_EOP_SET				0x10000000
 
-#define MISCFG_MASK						0x40
-#define RDERR_MASK						0x20
-#define CHOFF_MASK						0x10
-#define DESCPT_MASK						0x8
-#define DUR_MASK						0x4
-#define EOP_MASK						0x2
+#define MISCFG_MASK					0x40
+#define RDERR_MASK					0x20
+#define CHOFF_MASK					0x10
+#define DESCPT_MASK					0x8
+#define DUR_MASK					0x4
+#define EOP_MASK					0x2
 
 #define DMA_DROP_MASK					(1<<31)
 
@@ -57,7 +57,7 @@ enum attr_t{
 #define IFXMIPS_DMA_TX					1
 
 typedef struct dma_chan_map {
-	char dev_name[15];
+	const char *dev_name;
 	enum attr_t dir;
 	int pri;
 	int irq;
@@ -75,7 +75,7 @@ typedef struct rx_desc{
 	volatile u32 C:1;
 	volatile u32 OWN:1;
 	volatile u32 Data_Pointer;
-	/*fix me:should be 28 bits here, 32 bits just for host simulatiuon purpose*/
+	/* fix me:should be 28 bits here, 32 bits just for host simulation purpose */
 }_rx_desc;
 
 typedef struct tx_desc{
@@ -86,9 +86,9 @@ typedef struct tx_desc{
 	volatile u32 SoP:1;
 	volatile u32 C:1;
 	volatile u32 OWN:1;
-	volatile u32 Data_Pointer;//fix me:should be 28 bits here
+	volatile u32 Data_Pointer;/* fix me:should be 28 bits here */
 }_tx_desc;
-#else //BIG
+#else /* BIG */
 typedef struct rx_desc{
 	union
 	{
@@ -128,64 +128,64 @@ typedef struct tx_desc{
 #endif //ENDIAN
 
 typedef struct dma_channel_info{
-   /*relative channel number*/
-   int rel_chan_no;
-   /*class for this channel for QoS*/
-   int pri;
-   /*specify byte_offset*/
-   int byte_offset;
-   /*direction*/
-   int dir;
-   /*irq number*/
-   int irq;
-   /*descriptor parameter*/
-   int desc_base;
-   int desc_len;
-   int curr_desc;
-   int prev_desc;/*only used if it is a tx channel*/
-   /*weight setting for WFQ algorithm*/
-   int weight;
-   int default_weight;
-   int packet_size;
-   int burst_len;
-   /*on or off of this channel*/
-   int control;
-   /**optional information for the upper layer devices*/
+	/*relative channel number*/
+	int rel_chan_no;
+	/*class for this channel for QoS*/
+	int pri;
+	/*specify byte_offset*/
+	int byte_offset;
+	/*direction*/
+	int dir;
+	/*irq number*/
+	int irq;
+	/*descriptor parameter*/
+	int desc_base;
+	int desc_len;
+	int curr_desc;
+	int prev_desc;/*only used if it is a tx channel*/
+	/*weight setting for WFQ algorithm*/
+	int weight;
+	int default_weight;
+	int packet_size;
+	int burst_len;
+	/*on or off of this channel*/
+	int control;
+	/**optional information for the upper layer devices*/
 #if defined(CONFIG_IFXMIPS_ETHERNET_D2) || defined(CONFIG_IFXMIPS_PPA)
-   void* opt[64];
+	void* opt[64];
 #else
-   void* opt[25];
+	void* opt[25];
 #endif
-   /*Pointer to the peripheral device who is using this channel*/
-   void* dma_dev;
-   /*channel operations*/
-   void (*open)(struct dma_channel_info* pCh);
-   void (*close)(struct dma_channel_info* pCh);
-   void (*reset)(struct dma_channel_info* pCh);
-   void (*enable_irq)(struct dma_channel_info* pCh);
-   void (*disable_irq)(struct dma_channel_info* pCh);
+	/*Pointer to the peripheral device who is using this channel*/
+	void* dma_dev;
+	/*channel operations*/
+	void (*open)(struct dma_channel_info* pCh);
+	void (*close)(struct dma_channel_info* pCh);
+	void (*reset)(struct dma_channel_info* pCh);
+	void (*enable_irq)(struct dma_channel_info* pCh);
+	void (*disable_irq)(struct dma_channel_info* pCh);
 }_dma_channel_info;
 
 typedef struct dma_device_info{
-    /*device name of this peripheral*/
-    char device_name[15];
-    int reserved;
-    int tx_burst_len;
-    int rx_burst_len;
-    int default_weight;
-    int  current_tx_chan;
+	/*device name of this peripheral*/
+	char device_name[15];
+	int reserved;
+	int tx_burst_len;
+	int rx_burst_len;
+	int default_weight;
+	int  current_tx_chan;
 	int  current_rx_chan;
-    int  num_tx_chan;
-    int  num_rx_chan;
-    int  max_rx_chan_num;
-    int  max_tx_chan_num;
-    _dma_channel_info* tx_chan[20];
-    _dma_channel_info* rx_chan[20];
-    /*functions, optional*/
-    u8* (*buffer_alloc)(int len,int* offset, void** opt);
-    void (*buffer_free)(u8* dataptr, void* opt);
-    int (*intr_handler)(struct dma_device_info* info, int status);
-    void * priv;		/* used by peripheral driver only */
+	int  num_tx_chan;
+	int  num_rx_chan;
+	int  max_rx_chan_num;
+	int  max_tx_chan_num;
+	_dma_channel_info* tx_chan[20];
+	_dma_channel_info* rx_chan[20];
+	/*functions, optional*/
+	u8* (*buffer_alloc)(int len,int* offset, void** opt);
+	void (*buffer_free)(u8* dataptr, void* opt);
+	int (*intr_handler)(struct dma_device_info* info, int status);
+	void * priv;		/* used by peripheral driver only */
 }_dma_device_info;
 
 _dma_device_info* dma_device_reserve(char* dev_name);
@@ -200,3 +200,4 @@ int dma_device_read(struct dma_device_info* info, u8** dataptr, void** opt);
 
 int dma_device_write(struct dma_device_info* info, u8* dataptr, int len, void* opt);
 #endif
+
diff --git a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips_irq.h b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips_irq.h
index 694a646e86..c7bd373fcf 100644
--- a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips_irq.h
+++ b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips_irq.h
@@ -14,7 +14,7 @@
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
  *   Copyright (C) 2005 infineon
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
  */
 #ifndef _IFXMIPS_IRQ__
 #define _IFXMIPS_IRQ__
@@ -63,8 +63,8 @@
 #define IFXMIPS_DMA_CH18_INT		(INT_NUM_IM2_IRL0 + 16)
 #define IFXMIPS_DMA_CH19_INT		(INT_NUM_IM2_IRL0 + 21)
 
-#define IFXMIPS_USB_INT				(INT_NUM_IM4_IRL0 + 22)
-#define IFXMIPS_USB_OC_INT			(INT_NUM_IM4_IRL0 + 23)
+#define IFXMIPS_USB_INT			(INT_NUM_IM4_IRL0 + 22)
+#define IFXMIPS_USB_OC_INT		(INT_NUM_IM4_IRL0 + 23)
 
 
 extern void ifxmips_mask_and_ack_irq(unsigned int irq_nr);
diff --git a/target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h b/target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h
index 761a31bb90..8a96510172 100644
--- a/target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h
+++ b/target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h
@@ -15,11 +15,10 @@
  *   along with this program; if not, write to the Free Software
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
  *
  */
 
-
 #ifndef _IFXMIPS_GPIO_H_
 #define _IFXMIPS_GPIO_H_
 
diff --git a/target/linux/ifxmips/nfs/base-files/etc/preinit.arch b/target/linux/ifxmips/nfs/base-files/etc/preinit.arch
index 61662bc21d..7ee8e3e346 100755
--- a/target/linux/ifxmips/nfs/base-files/etc/preinit.arch
+++ b/target/linux/ifxmips/nfs/base-files/etc/preinit.arch
@@ -1,3 +1,5 @@
 
-echo "- init nfs -"
-exec /sbin/init
+grep "/dev/root" /proc/mounts |grep -q nfs && {
+	echo "- init nfs -"
+	exec /sbin/init
+}
diff --git a/target/linux/ifxmips/nfs/config-2.6.27 b/target/linux/ifxmips/nfs/config-2.6.27
new file mode 100644
index 0000000000..137af82d44
--- /dev/null
+++ b/target/linux/ifxmips/nfs/config-2.6.27
@@ -0,0 +1,16 @@
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_BLKCIPHER=y
+CONFIG_CRYPTO_CBC=y
+CONFIG_CRYPTO_DES=y
+CONFIG_CRYPTO_MANAGER=y
+CONFIG_CRYPTO_MD5=y
+CONFIG_IP_PNP=y
+# CONFIG_IP_PNP_BOOTP is not set
+# CONFIG_IP_PNP_DHCP is not set
+# CONFIG_IP_PNP_RARP is not set
+CONFIG_LOCKD=y
+CONFIG_NFS_FS=y
+CONFIG_ROOT_NFS=y
+CONFIG_RPCSEC_GSS_KRB5=y
+CONFIG_SUNRPC=y
+CONFIG_SUNRPC_GSS=y
diff --git a/target/linux/ifxmips/patches-2.6.27/000-mips-bad-intctl.patch b/target/linux/ifxmips/patches-2.6.27/000-mips-bad-intctl.patch
new file mode 100644
index 0000000000..36f0552d4e
--- /dev/null
+++ b/target/linux/ifxmips/patches-2.6.27/000-mips-bad-intctl.patch
@@ -0,0 +1,34 @@
+--- a/arch/mips/kernel/traps.c
++++ b/arch/mips/kernel/traps.c
+@@ -1484,7 +1484,16 @@ void __cpuinit per_cpu_trap_init(void)
+ 	 */
+ 	if (cpu_has_mips_r2) {
+ 		cp0_compare_irq = (read_c0_intctl() >> 29) & 7;
++		if (!cp0_compare_irq)
++			cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ;
++
+ 		cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7;
++		if (!cp0_perfcount_irq)
++			cp0_perfcount_irq = CP0_LEGACY_PERFCNT_IRQ;
++
++		if (arch_fixup_c0_irqs)
++			arch_fixup_c0_irqs();
++
+ 		if (cp0_perfcount_irq == cp0_compare_irq)
+ 			cp0_perfcount_irq = -1;
+ 	} else {
+--- a/include/asm-mips/irq.h
++++ b/include/asm-mips/irq.h
+@@ -156,8 +156,12 @@ extern void free_irqno(unsigned int irq)
+  * IE7.  Since R2 their number has to be read from the c0_intctl register.
+  */
+ #define CP0_LEGACY_COMPARE_IRQ 7
++#define CP0_LEGACY_PERFCNT_IRQ 7
+ 
+ extern int cp0_compare_irq;
+ extern int cp0_perfcount_irq;
+ 
++extern void __weak arch_fixup_c0_irqs(void);
++
++
+ #endif /* _ASM_IRQ_H */
diff --git a/target/linux/ifxmips/patches-2.6.27/010-mips_clocksource_init_war.patch b/target/linux/ifxmips/patches-2.6.27/010-mips_clocksource_init_war.patch
new file mode 100644
index 0000000000..ac44c308fa
--- /dev/null
+++ b/target/linux/ifxmips/patches-2.6.27/010-mips_clocksource_init_war.patch
@@ -0,0 +1,33 @@
+--- a/arch/mips/kernel/cevt-r4k.c
++++ b/arch/mips/kernel/cevt-r4k.c
+@@ -21,6 +21,22 @@
+ 
+ #ifndef CONFIG_MIPS_MT_SMTC
+ 
++/*
++ * Compare interrupt can be routed and latched outside the core,
++ * so a single execution hazard barrier may not be enough to give
++ * it time to clear as seen in the Cause register.  4 time the
++ * pipeline depth seems reasonably conservative, and empirically
++ * works better in configurations with high CPU/bus clock ratios.
++ */
++
++#define compare_change_hazard() \
++	do { \
++		irq_disable_hazard(); \
++		irq_disable_hazard(); \
++		irq_disable_hazard(); \
++		irq_disable_hazard(); \
++	} while (0)
++
+ static int mips_next_event(unsigned long delta,
+                            struct clock_event_device *evt)
+ {
+@@ -30,6 +46,7 @@ static int mips_next_event(unsigned long
+ 	cnt = read_c0_count();
+ 	cnt += delta;
+ 	write_c0_compare(cnt);
++	compare_change_hazard();
+ 	res = ((int)(read_c0_count() - cnt) > 0) ? -ETIME : 0;
+ 	return res;
+ }
diff --git a/target/linux/ifxmips/patches-2.6.27/100-board.patch b/target/linux/ifxmips/patches-2.6.27/100-board.patch
new file mode 100644
index 0000000000..b45c1c466d
--- /dev/null
+++ b/target/linux/ifxmips/patches-2.6.27/100-board.patch
@@ -0,0 +1,72 @@
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -78,6 +78,23 @@ config MIPS_COBALT
+ 	select SYS_SUPPORTS_LITTLE_ENDIAN
+ 	select GENERIC_HARDIRQS_NO__DO_IRQ
+ 
++config IFXMIPS
++	bool "Infineon Twinpass, Danube, Amazon-SE"
++	select DMA_NONCOHERENT
++	select IRQ_CPU
++	select CEVT_R4K
++	select CSRC_R4K
++	select SYS_HAS_CPU_MIPS32_R1
++	select SYS_HAS_CPU_MIPS32_R2
++	select HAVE_STD_PC_SERIAL_PORT
++	select SYS_SUPPORTS_BIG_ENDIAN
++	select SYS_SUPPORTS_32BIT_KERNEL
++	select SYS_SUPPORTS_MULTITHREADING
++	select SYS_HAS_EARLY_PRINTK
++	select HW_HAS_PCI
++	select GENERIC_GPIO
++	select SWAP_IO_SPACE
++
+ config MACH_DECSTATION
+ 	bool "DECstations"
+ 	select BOOT_ELF32
+@@ -607,6 +624,7 @@ source "arch/mips/sgi-ip27/Kconfig"
+ source "arch/mips/sibyte/Kconfig"
+ source "arch/mips/txx9/Kconfig"
+ source "arch/mips/vr41xx/Kconfig"
++source "arch/mips/ifxmips/Kconfig"
+ 
+ endmenu
+ 
+--- a/arch/mips/Makefile
++++ b/arch/mips/Makefile
+@@ -283,6 +283,13 @@ cflags-$(CONFIG_MIPS_COBALT)	+= -Iinclud
+ load-$(CONFIG_MIPS_COBALT)	+= 0xffffffff80080000
+ 
+ #
++# Infineon IFXMIPS
++#
++core-$(CONFIG_IFXMIPS) += arch/mips/ifxmips/
++cflags-$(CONFIG_IFXMIPS)   += -Iinclude/asm-mips/mach-ifxmips
++load-$(CONFIG_IFXMIPS) += 0xffffffff80002000
++
++#
+ # DECstation family
+ #
+ core-$(CONFIG_MACH_DECSTATION)	+= arch/mips/dec/
+--- a/include/asm-mips/bootinfo.h
++++ b/include/asm-mips/bootinfo.h
+@@ -57,6 +57,12 @@
+ #define	MACH_MIKROTIK_RB532	0	/* Mikrotik RouterBoard 532 	*/
+ #define MACH_MIKROTIK_RB532A	1	/* Mikrotik RouterBoard 532A 	*/
+ 
++/*
++ * Valid machtype for group IFXMIPS
++ */
++#define MACH_GROUP_IFXMIPS     29
++#define MACH_INFINEON_IFXMIPS  0
++
+ #define CL_SIZE			COMMAND_LINE_SIZE
+ 
+ extern char *system_type;
+--- a/arch/mips/pci/Makefile
++++ b/arch/mips/pci/Makefile
+@@ -51,3 +51,4 @@ obj-$(CONFIG_VICTOR_MPC30X)	+= fixup-mpc
+ obj-$(CONFIG_ZAO_CAPCELLA)	+= fixup-capcella.o
+ obj-$(CONFIG_WR_PPMC)		+= fixup-wrppmc.o
+ obj-$(CONFIG_MIKROTIK_RB532)	+= pci-rc32434.o ops-rc32434.o fixup-rc32434.o
++obj-$(CONFIG_IFXMIPS)		+= pci-ifxmips.o ops-ifxmips.o
diff --git a/target/linux/ifxmips/patches-2.6.27/110-drivers.patch b/target/linux/ifxmips/patches-2.6.27/110-drivers.patch
new file mode 100644
index 0000000000..9382c8b399
--- /dev/null
+++ b/target/linux/ifxmips/patches-2.6.27/110-drivers.patch
@@ -0,0 +1,152 @@
+--- a/drivers/char/Makefile
++++ b/drivers/char/Makefile
+@@ -112,6 +112,10 @@ obj-$(CONFIG_PS3_FLASH)		+= ps3flash.o
+ obj-$(CONFIG_JS_RTC)		+= js-rtc.o
+ js-rtc-y = rtc.o
+ 
++obj-$(CONFIG_IFXMIPS_SSC)  += ifxmips_ssc.o
++obj-$(CONFIG_IFXMIPS_EEPROM)   += ifxmips_eeprom.o
++obj-$(CONFIG_IFXMIPS_MEI)  += ifxmips_mei_core.o
++
+ # Files generated that shall be removed upon make clean
+ clean-files := consolemap_deftbl.c defkeymap.c
+ 
+--- a/drivers/mtd/maps/Makefile
++++ b/drivers/mtd/maps/Makefile
+@@ -56,6 +56,7 @@ obj-$(CONFIG_MTD_WALNUT)        += walnu
+ obj-$(CONFIG_MTD_H720X)		+= h720x-flash.o
+ obj-$(CONFIG_MTD_SBC8240)	+= sbc8240.o
+ obj-$(CONFIG_MTD_NOR_TOTO)	+= omap-toto-flash.o
++obj-$(CONFIG_MTD_IFXMIPS)	+= ifxmips.o
+ obj-$(CONFIG_MTD_IXP4XX)	+= ixp4xx.o
+ obj-$(CONFIG_MTD_IXP2000)	+= ixp2000.o
+ obj-$(CONFIG_MTD_WRSBC8260)	+= wr_sbc82xx_flash.o
+--- a/drivers/net/Kconfig
++++ b/drivers/net/Kconfig
+@@ -343,6 +343,12 @@ config MACB
+ 
+ source "drivers/net/arm/Kconfig"
+ 
++config IFXMIPS_MII0
++	tristate "Infineon IFXMips eth0 driver"
++	depends on IFXMIPS
++	help
++	  Support for the MII0 inside the IFXMips SOC
++
+ config AX88796
+ 	tristate "ASIX AX88796 NE2000 clone support"
+ 	depends on ARM || MIPS || SUPERH
+--- a/drivers/serial/Kconfig
++++ b/drivers/serial/Kconfig
+@@ -1353,6 +1353,14 @@ config SERIAL_OF_PLATFORM
+ 	  Currently, only 8250 compatible ports are supported, but
+ 	  others can easily be added.
+ 
++config SERIAL_IFXMIPS
++	bool "IFXMips serial driver"
++	depends on IFXMIPS
++	select SERIAL_CORE
++	select SERIAL_CORE_CONSOLE
++	help
++	  Driver for the ifxmipss built in ASC hardware
++
+ config SERIAL_QE
+ 	tristate "Freescale QUICC Engine serial port support"
+ 	depends on QUICC_ENGINE
+--- a/drivers/serial/Makefile
++++ b/drivers/serial/Makefile
+@@ -69,3 +69,4 @@ obj-$(CONFIG_SERIAL_OF_PLATFORM) += of_s
+ obj-$(CONFIG_SERIAL_KS8695) += serial_ks8695.o
+ obj-$(CONFIG_KGDB_SERIAL_CONSOLE) += kgdboc.o
+ obj-$(CONFIG_SERIAL_QE) += ucc_uart.o
++obj-$(CONFIG_SERIAL_IFXMIPS) += ifxmips_asc.o
+--- a/drivers/watchdog/Makefile
++++ b/drivers/watchdog/Makefile
+@@ -102,6 +102,7 @@ obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o
+ obj-$(CONFIG_SIBYTE_WDOG) += sb_wdog.o
+ obj-$(CONFIG_AR7_WDT) += ar7_wdt.o
+ obj-$(CONFIG_TXX9_WDT) += txx9wdt.o
++obj-$(CONFIG_IFXMIPS_WDT) += ifxmips_wdt.o
+ 
+ # PARISC Architecture
+ 
+--- a/drivers/net/Makefile
++++ b/drivers/net/Makefile
+@@ -256,4 +256,4 @@ obj-$(CONFIG_NETXEN_NIC) += netxen/
+ obj-$(CONFIG_NIU) += niu.o
+ obj-$(CONFIG_VIRTIO_NET) += virtio_net.o
+ obj-$(CONFIG_SFC) += sfc/
+-
++obj-$(CONFIG_IFXMIPS_MII0) += ifxmips_mii0.o
+--- a/drivers/crypto/Kconfig
++++ b/drivers/crypto/Kconfig
+@@ -9,6 +9,9 @@ menuconfig CRYPTO_HW
+ 	  If you say N, all options in this submenu will be skipped and disabled.
+ 
+ if CRYPTO_HW
++config CRYPTO_DEV_IFXMIPS
++	tristate "Support for IFXMIPS Data Encryption Unit"
++	depends on IFXMIPS
+ 
+ config CRYPTO_DEV_PADLOCK
+ 	tristate "Support for VIA PadLock ACE"
+--- a/drivers/crypto/Makefile
++++ b/drivers/crypto/Makefile
+@@ -4,3 +4,4 @@ obj-$(CONFIG_CRYPTO_DEV_GEODE) += geode-
+ obj-$(CONFIG_CRYPTO_DEV_HIFN_795X) += hifn_795x.o
+ obj-$(CONFIG_CRYPTO_DEV_TALITOS) += talitos.o
+ obj-$(CONFIG_CRYPTO_DEV_IXP4XX) += ixp4xx_crypto.o
++obj-$(CONFIG_CRYPTO_DEV_IFXMIPS) += ifxdeu-aes.o ifxdeu-des.o ifxdeu-dma.o ifxdeu-generic.o ifxdeu-md5.o ifxdeu-sha1.o
+--- a/drivers/usb/host/Kconfig
++++ b/drivers/usb/host/Kconfig
+@@ -305,3 +305,10 @@ config SUPERH_ON_CHIP_R8A66597
+ 	help
+ 	   This driver enables support for the on-chip R8A66597 in the
+ 	   SH7366 and SH7723 processors.
++
++config USB_DWC_HCD
++	tristate "IFXMIPS USB Host Controller Driver"
++	depends on USB && IFXMIPS
++	default y
++	help
++       Danube USB Host Controller
+--- a/drivers/leds/Kconfig
++++ b/drivers/leds/Kconfig
+@@ -169,6 +169,12 @@ config LEDS_PCA955X
+ 	  LED driver chips accessed via the I2C bus.  Supported
+ 	  devices include PCA9550, PCA9551, PCA9552, and PCA9553.
+ 
++config LEDS_IFXMIPS
++	tristate "LED Support for IFXMIPS  LEDs"
++	depends on LEDS_CLASS && IFXMIPS
++	help
++	  This option enables support for the CM-X270 LEDs.
++
+ comment "LED Triggers"
+ 
+ config LEDS_TRIGGERS
+--- a/drivers/leds/Makefile
++++ b/drivers/leds/Makefile
+@@ -24,6 +24,7 @@ obj-$(CONFIG_LEDS_CLEVO_MAIL)		+= leds-c
+ obj-$(CONFIG_LEDS_HP6XX)		+= leds-hp6xx.o
+ obj-$(CONFIG_LEDS_FSG)			+= leds-fsg.o
+ obj-$(CONFIG_LEDS_PCA955X)		+= leds-pca955x.o
++obj-$(CONFIG_LEDS_IFXMIPS)		+= leds-ifxmips.o
+ 
+ # LED Triggers
+ obj-$(CONFIG_LEDS_TRIGGER_TIMER)	+= ledtrig-timer.o
+--- a/drivers/watchdog/Kconfig
++++ b/drivers/watchdog/Kconfig
+@@ -704,6 +704,12 @@ config TXX9_WDT
+ 	help
+ 	  Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
+ 
++config IFXMIPS_WDT
++	bool "IFXMips watchdog"
++	depends on IFXMIPS
++	help
++	  Hardware driver for the IFXMIPS Watchdog Timer.
++
+ # PARISC Architecture
+ 
+ # POWERPC Architecture
diff --git a/target/linux/ifxmips/patches-2.6.27/160-cfi-swap.patch b/target/linux/ifxmips/patches-2.6.27/160-cfi-swap.patch
new file mode 100644
index 0000000000..9010c4b4e4
--- /dev/null
+++ b/target/linux/ifxmips/patches-2.6.27/160-cfi-swap.patch
@@ -0,0 +1,13 @@
+--- a/drivers/mtd/chips/cfi_cmdset_0002.c
++++ b/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -1025,7 +1025,9 @@ static int __xipram do_write_oneword(str
+ 	int retry_cnt = 0;
+ 
+ 	adr += chip->start;
+-
++#ifdef CONFIG_IFXMIPS
++	adr ^= 2;
++#endif
+ 	spin_lock(chip->mutex);
+ 	ret = get_chip(map, chip, adr, FL_WRITING);
+ 	if (ret) {
diff --git a/target/linux/ifxmips/patches-2.6.27/170-dma_hack.patch b/target/linux/ifxmips/patches-2.6.27/170-dma_hack.patch
new file mode 100644
index 0000000000..5416b6aae2
--- /dev/null
+++ b/target/linux/ifxmips/patches-2.6.27/170-dma_hack.patch
@@ -0,0 +1,11 @@
+--- a/arch/mips/mm/cache.c
++++ b/arch/mips/mm/cache.c
+@@ -51,6 +51,8 @@ void (*_dma_cache_wback)(unsigned long s
+ void (*_dma_cache_inv)(unsigned long start, unsigned long size);
+ 
+ EXPORT_SYMBOL(_dma_cache_wback_inv);
++EXPORT_SYMBOL(_dma_cache_wback);
++EXPORT_SYMBOL(_dma_cache_inv);
+ 
+ #endif /* CONFIG_DMA_NONCOHERENT */
+ 
diff --git a/target/linux/ifxmips/patches-2.6.27/200-genirq_fix.patch b/target/linux/ifxmips/patches-2.6.27/200-genirq_fix.patch
new file mode 100644
index 0000000000..ba6372317c
--- /dev/null
+++ b/target/linux/ifxmips/patches-2.6.27/200-genirq_fix.patch
@@ -0,0 +1,12 @@
+--- a/kernel/irq/chip.c
++++ b/kernel/irq/chip.c
+@@ -526,6 +526,9 @@ handle_percpu_irq(unsigned int irq, stru
+ 
+ 	kstat_this_cpu.irqs[irq]++;
+ 
++	if (unlikely(!desc->action || (desc->status & IRQ_DISABLED)))
++		return;
++
+ 	if (desc->chip->ack)
+ 		desc->chip->ack(irq);
+ 
diff --git a/target/linux/ifxmips/patches/000-mips-bad-intctl.patch b/target/linux/ifxmips/patches/000-mips-bad-intctl.patch
new file mode 100644
index 0000000000..3b1c2dc7c2
--- /dev/null
+++ b/target/linux/ifxmips/patches/000-mips-bad-intctl.patch
@@ -0,0 +1,34 @@
+--- a/arch/mips/kernel/traps.c
++++ b/arch/mips/kernel/traps.c
+@@ -1464,7 +1464,16 @@ void __cpuinit per_cpu_trap_init(void)
+ 	 */
+ 	if (cpu_has_mips_r2) {
+ 		cp0_compare_irq = (read_c0_intctl() >> 29) & 7;
++		if (!cp0_compare_irq)
++			cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ;
++
+ 		cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7;
++		if (!cp0_perfcount_irq)
++			cp0_perfcount_irq = CP0_LEGACY_PERFCNT_IRQ;
++
++		if (arch_fixup_c0_irqs)
++			arch_fixup_c0_irqs();
++
+ 		if (cp0_perfcount_irq == cp0_compare_irq)
+ 			cp0_perfcount_irq = -1;
+ 	} else {
+--- a/include/asm-mips/irq.h
++++ b/include/asm-mips/irq.h
+@@ -156,8 +156,12 @@ extern void free_irqno(unsigned int irq)
+  * IE7.  Since R2 their number has to be read from the c0_intctl register.
+  */
+ #define CP0_LEGACY_COMPARE_IRQ 7
++#define CP0_LEGACY_PERFCNT_IRQ 7
+ 
+ extern int cp0_compare_irq;
+ extern int cp0_perfcount_irq;
+ 
++extern void __weak arch_fixup_c0_irqs(void);
++
++
+ #endif /* _ASM_IRQ_H */
diff --git a/target/linux/ifxmips/patches/010-mips_clocksource_init_war.patch b/target/linux/ifxmips/patches/010-mips_clocksource_init_war.patch
new file mode 100644
index 0000000000..61d9610cf4
--- /dev/null
+++ b/target/linux/ifxmips/patches/010-mips_clocksource_init_war.patch
@@ -0,0 +1,65 @@
+--- a/arch/mips/kernel/cevt-r4k.c
++++ b/arch/mips/kernel/cevt-r4k.c
+@@ -13,6 +13,22 @@
+ #include <asm/smtc_ipi.h>
+ #include <asm/time.h>
+ 
++/*
++ * Compare interrupt can be routed and latched outside the core,
++ * so a single execution hazard barrier may not be enough to give
++ * it time to clear as seen in the Cause register.  4 time the
++ * pipeline depth seems reasonably conservative, and empirically
++ * works better in configurations with high CPU/bus clock ratios.
++ */
++
++#define compare_change_hazard() \
++	do { \
++		irq_disable_hazard(); \
++		irq_disable_hazard(); \
++		irq_disable_hazard(); \
++		irq_disable_hazard(); \
++	} while (0)
++
+ static int mips_next_event(unsigned long delta,
+                            struct clock_event_device *evt)
+ {
+@@ -28,6 +44,7 @@ static int mips_next_event(unsigned long
+ 	cnt = read_c0_count();
+ 	cnt += delta;
+ 	write_c0_compare(cnt);
++	compare_change_hazard();
+ 	res = ((int)(read_c0_count() - cnt) > 0) ? -ETIME : 0;
+ #ifdef CONFIG_MIPS_MT_SMTC
+ 	evpe(vpflags);
+@@ -187,7 +204,7 @@ static int c0_compare_int_usable(void)
+ 	 */
+ 	if (c0_compare_int_pending()) {
+ 		write_c0_compare(read_c0_count());
+-		irq_disable_hazard();
++		compare_change_hazard();
+ 		if (c0_compare_int_pending())
+ 			return 0;
+ 	}
+@@ -196,7 +213,7 @@ static int c0_compare_int_usable(void)
+ 		cnt = read_c0_count();
+ 		cnt += delta;
+ 		write_c0_compare(cnt);
+-		irq_disable_hazard();
++		compare_change_hazard();
+ 		if ((int)(read_c0_count() - cnt) < 0)
+ 		    break;
+ 		/* increase delta if the timer was already expired */
+@@ -205,11 +222,12 @@ static int c0_compare_int_usable(void)
+ 	while ((int)(read_c0_count() - cnt) <= 0)
+ 		;	/* Wait for expiry  */
+ 
++	compare_change_hazard();
+ 	if (!c0_compare_int_pending())
+ 		return 0;
+ 
+ 	write_c0_compare(read_c0_count());
+-	irq_disable_hazard();
++	compare_change_hazard();
+ 	if (c0_compare_int_pending())
+ 		return 0;
+ 
diff --git a/target/linux/ifxmips/patches/100-board.patch b/target/linux/ifxmips/patches/100-board.patch
index e33a470fde..052a08a2c7 100644
--- a/target/linux/ifxmips/patches/100-board.patch
+++ b/target/linux/ifxmips/patches/100-board.patch
@@ -1,6 +1,6 @@
 --- a/arch/mips/Kconfig
 +++ b/arch/mips/Kconfig
-@@ -78,6 +78,21 @@ config MIPS_COBALT
+@@ -78,6 +78,23 @@ config MIPS_COBALT
  	select SYS_SUPPORTS_LITTLE_ENDIAN
  	select GENERIC_HARDIRQS_NO__DO_IRQ
  
@@ -11,9 +11,11 @@
 +	select CEVT_R4K
 +	select CSRC_R4K
 +	select SYS_HAS_CPU_MIPS32_R1
++	select SYS_HAS_CPU_MIPS32_R2
 +	select HAVE_STD_PC_SERIAL_PORT
 +	select SYS_SUPPORTS_BIG_ENDIAN
 +	select SYS_SUPPORTS_32BIT_KERNEL
++	select SYS_SUPPORTS_MULTITHREADING
 +	select SYS_HAS_EARLY_PRINTK
 +	select HW_HAS_PCI
 +	select GENERIC_GPIO
@@ -22,7 +24,7 @@
  config MACH_DECSTATION
  	bool "DECstations"
  	select BOOT_ELF32
-@@ -697,6 +712,7 @@ source "arch/mips/sibyte/Kconfig"
+@@ -697,6 +714,7 @@ source "arch/mips/sibyte/Kconfig"
  source "arch/mips/tx4927/Kconfig"
  source "arch/mips/tx4938/Kconfig"
  source "arch/mips/vr41xx/Kconfig"
@@ -61,16 +63,6 @@
  #define CL_SIZE			COMMAND_LINE_SIZE
  
  extern char *system_type;
---- a/arch/mips/kernel/traps.c
-+++ b/arch/mips/kernel/traps.c
-@@ -1464,6 +1464,7 @@ void __cpuinit per_cpu_trap_init(void)
- 	 */
- 	if (cpu_has_mips_r2) {
- 		cp0_compare_irq = (read_c0_intctl() >> 29) & 7;
-+		cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ;
- 		cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7;
- 		if (cp0_perfcount_irq == cp0_compare_irq)
- 			cp0_perfcount_irq = -1;
 --- a/arch/mips/pci/Makefile
 +++ b/arch/mips/pci/Makefile
 @@ -48,3 +48,4 @@ obj-$(CONFIG_TOSHIBA_RBTX4938)	+= fixup-
diff --git a/target/linux/ifxmips/series b/target/linux/ifxmips/series
deleted file mode 100644
index 19bcf21175..0000000000
--- a/target/linux/ifxmips/series
+++ /dev/null
@@ -1,88 +0,0 @@
-Makefile
-base-files/etc/config/network
-config-2.6.23
-files/arch/mips/danube/Kconfig
-files/arch/mips/danube/Makefile
-files/arch/mips/danube/built-in.o
-files/arch/mips/danube/dma-core.c
-files/arch/mips/danube/dma-core.h
-files/arch/mips/danube/dma-core.o
-files/arch/mips/danube/interrupt.c
-files/arch/mips/danube/interrupt.o
-files/arch/mips/danube/kgdb_serial.c
-files/arch/mips/danube/pci.c
-files/arch/mips/danube/prom.c
-files/arch/mips/danube/prom.o
-files/arch/mips/danube/reset.c
-files/arch/mips/danube/reset.o
-files/arch/mips/danube/setup.c
-files/arch/mips/danube/setup.o
-files/drivers/mtd/maps/danube.c
-files/drivers/serial/danube_asc.c
-files/drivers/serial/danube_asc.c~
-files/drivers/serial/danube_asc.o
-files/include/asm-mips/danube/adm6996.h
-files/include/asm-mips/danube/atm_mib.h
-files/include/asm-mips/danube/danube.h
-files/include/asm-mips/danube/danube_bcu.h
-files/include/asm-mips/danube/danube_cgu.h
-files/include/asm-mips/danube/danube_deu.h
-files/include/asm-mips/danube/danube_deu_structs.h
-files/include/asm-mips/danube/danube_dma.h
-files/include/asm-mips/danube/danube_eth2.h
-files/include/asm-mips/danube/danube_eth2_fw.h
-files/include/asm-mips/danube/danube_eth2_fw_with_dplus.h
-files/include/asm-mips/danube/danube_eth2_fw_with_dplus_sb.h
-files/include/asm-mips/danube/danube_eth_d2.h
-files/include/asm-mips/danube/danube_eth_fw_d2.h
-files/include/asm-mips/danube/danube_gpio.h
-files/include/asm-mips/danube/danube_gptu.h
-files/include/asm-mips/danube/danube_icu.h
-files/include/asm-mips/danube/danube_led.h
-files/include/asm-mips/danube/danube_mei.h
-files/include/asm-mips/danube/danube_mei_app.h
-files/include/asm-mips/danube/danube_mei_app_ioctl.h
-files/include/asm-mips/danube/danube_mei_bsp.h
-files/include/asm-mips/danube/danube_mei_ioctl.h
-files/include/asm-mips/danube/danube_mei_linux.h
-files/include/asm-mips/danube/danube_misc.h
-files/include/asm-mips/danube/danube_pmu.h
-files/include/asm-mips/danube/danube_ppa_api.h
-files/include/asm-mips/danube/danube_ppa_eth_fw_d2.h
-files/include/asm-mips/danube/danube_ppa_eth_fw_d3.h
-files/include/asm-mips/danube/danube_ppa_hook.h
-files/include/asm-mips/danube/danube_ppa_ppe_d3_hal.h
-files/include/asm-mips/danube/danube_ppa_ppe_hal.h
-files/include/asm-mips/danube/danube_ppa_stack_al.h
-files/include/asm-mips/danube/danube_ppe.h
-files/include/asm-mips/danube/danube_ppe_fw.h
-files/include/asm-mips/danube/danube_ppe_fw_fix_for_pci.h
-files/include/asm-mips/danube/danube_rcu.h
-files/include/asm-mips/danube/danube_sdio_controller.h
-files/include/asm-mips/danube/danube_sdio_controller_registers.h
-files/include/asm-mips/danube/danube_ssc.h
-files/include/asm-mips/danube/danube_sw.h
-files/include/asm-mips/danube/danube_wdt.h
-files/include/asm-mips/danube/danube_ws.h
-files/include/asm-mips/danube/emulation.h
-files/include/asm-mips/danube/ifx_mps.h
-files/include/asm-mips/danube/ifx_peripheral_definitions.h
-files/include/asm-mips/danube/ifx_sd_card.h
-files/include/asm-mips/danube/ifx_serial.h
-files/include/asm-mips/danube/ifx_ssc.h
-files/include/asm-mips/danube/ifx_ssc_defines.h
-files/include/asm-mips/danube/ifx_types.h
-files/include/asm-mips/danube/infineon_sdio.h
-files/include/asm-mips/danube/infineon_sdio_card.h
-files/include/asm-mips/danube/infineon_sdio_cmds.h
-files/include/asm-mips/danube/infineon_sdio_controller.h
-files/include/asm-mips/danube/irq.h
-files/include/asm-mips/danube/memcopy.h
-files/include/asm-mips/danube/mps.h
-files/include/asm-mips/danube/port.h
-files/include/asm-mips/danube/ppe.h
-files/include/asm-mips/danube/serial.h
-files/include/asm-mips/mach-danube/irq.h
-image/Makefile
-patches/100-board.patch
-patches/110-drivers.patch