rb532: add kernel 2.6.35 preliminary support

SVN-Revision: 21754

3 files changed, 268 insertions, 0 deletions

diff --git a/target/linux/rb532/config-2.6.35 b/target/linux/rb532/config-2.6.35
new file mode 100644
index 0000000000..5f7a4dffb0
--- /dev/null
+++ b/target/linux/rb532/config-2.6.35
@@ -0,0 +1,200 @@
+CONFIG_32BIT=y
+# CONFIG_64BIT is not set
+# CONFIG_ALCHEMY_GPIO_INDIRECT is not set
+# CONFIG_AR7 is not set
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
+CONFIG_ARCH_HIBERNATION_POSSIBLE=y
+# CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set
+CONFIG_ARCH_POPULATES_NODE_MAP=y
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+# CONFIG_ARCH_SUPPORTS_MSI is not set
+CONFIG_ARCH_SUPPORTS_OPROFILE=y
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+CONFIG_ATA=y
+CONFIG_ATA_BMDMA=y
+# CONFIG_BCM47XX is not set
+# CONFIG_BCM63XX is not set
+CONFIG_BITREVERSE=y
+CONFIG_BLK_DEV_SD=y
+CONFIG_BOOT_RAW=y
+# CONFIG_BRIDGE_IGMP_SNOOPING is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+# CONFIG_BUG is not set
+# CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD is not set
+# CONFIG_CAVIUM_OCTEON_SIMULATOR is not set
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_CEVT_R4K=y
+CONFIG_CEVT_R4K_LIB=y
+CONFIG_CMDLINE_BOOL=y
+# CONFIG_CMDLINE_OVERRIDE is not set
+# CONFIG_CPU_BIG_ENDIAN is not set
+# CONFIG_CPU_CAVIUM_OCTEON is not set
+CONFIG_CPU_HAS_PREFETCH=y
+CONFIG_CPU_HAS_SYNC=y
+CONFIG_CPU_LITTLE_ENDIAN=y
+# CONFIG_CPU_LOONGSON2E is not set
+# CONFIG_CPU_LOONGSON2F is not set
+CONFIG_CPU_MIPS32=y
+CONFIG_CPU_MIPS32_R1=y
+# CONFIG_CPU_MIPS32_R2 is not set
+# CONFIG_CPU_MIPS64_R1 is not set
+# CONFIG_CPU_MIPS64_R2 is not set
+CONFIG_CPU_MIPSR1=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_R5500 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_CSRC_R4K=y
+CONFIG_CSRC_R4K_LIB=y
+# CONFIG_DEBUG_FS is not set
+CONFIG_DECOMPRESS_LZMA=y
+CONFIG_DEVPORT=y
+# CONFIG_DM9000 is not set
+CONFIG_DMA_NONCOHERENT=y
+# CONFIG_ENABLE_WARN_DEPRECATED is not set
+CONFIG_EXT2_FS=y
+# CONFIG_FSNOTIFY is not set
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+CONFIG_GENERIC_CMOS_UPDATE=y
+CONFIG_GENERIC_FIND_LAST_BIT=y
+CONFIG_GENERIC_FIND_NEXT_BIT=y
+CONFIG_GENERIC_GPIO=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_GPIOLIB=y
+CONFIG_GPIO_SYSFS=y
+# CONFIG_HAMRADIO is not set
+CONFIG_HARDWARE_WATCHPOINTS=y
+CONFIG_HAS_DMA=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAVE_ARCH_KGDB=y
+CONFIG_HAVE_DYNAMIC_FTRACE=y
+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+CONFIG_HAVE_IDE=y
+CONFIG_HAVE_OPROFILE=y
+# CONFIG_HIGH_RES_TIMERS is not set
+CONFIG_HW_HAS_PCI=y
+CONFIG_HW_RANDOM=y
+CONFIG_HZ=250
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_IMAGE_CMDLINE_HACK=y
+CONFIG_INITRAMFS_SOURCE=""
+# CONFIG_IP_MROUTE_MULTIPLE_TABLES is not set
+CONFIG_IRQ_CPU=y
+# CONFIG_ISDN is not set
+CONFIG_KORINA=y
+# CONFIG_LEDS_GPIO is not set
+CONFIG_LEDS_MIKROTIK_RB532=y
+CONFIG_LOONGSON_UART_BASE=y
+# CONFIG_MACH_ALCHEMY is not set
+# CONFIG_MACH_DECSTATION is not set
+# CONFIG_MACH_JAZZ is not set
+# CONFIG_MACH_LOONGSON is not set
+# CONFIG_MACH_TX39XX is not set
+# CONFIG_MACH_TX49XX is not set
+# CONFIG_MACH_VR41XX is not set
+CONFIG_MIKROTIK_RB532=y
+CONFIG_MIPS=y
+# CONFIG_MIPS_COBALT is not set
+CONFIG_MIPS_L1_CACHE_SHIFT=4
+# 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_MTD_BLOCK2MTD=y
+CONFIG_MTD_CFI_ADV_OPTIONS=y
+# CONFIG_MTD_CFI_AMDSTD is not set
+CONFIG_MTD_CFI_GEOMETRY=y
+# CONFIG_MTD_CFI_INTELEXT is not set
+# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+CONFIG_MTD_NAND=y
+CONFIG_MTD_NAND_DENALI_SCRATCH_REG_ADDR=0xFF108018
+CONFIG_MTD_NAND_ECC=y
+CONFIG_MTD_NAND_PLATFORM=y
+CONFIG_MTD_NAND_VERIFY_WRITE=y
+CONFIG_MTD_PHYSMAP=y
+# CONFIG_MTD_ROOTFS_ROOT_DEV is not set
+# CONFIG_MTD_ROOTFS_SPLIT is not set
+# CONFIG_MTD_SM_COMMON is not set
+CONFIG_NEED_DMA_MAP_STATE=y
+CONFIG_NF_CONNTRACK=y
+CONFIG_NF_CT_ACCT=y
+CONFIG_NO_HZ=y
+# CONFIG_NO_IOPORT is not set
+# CONFIG_NXP_STB220 is not set
+# CONFIG_NXP_STB225 is not set
+CONFIG_PAGEFLAGS_EXTENDED=y
+CONFIG_PATA_RB532=y
+CONFIG_PCI_DISABLE_COMMON_QUIRKS=y
+CONFIG_PCI_DOMAINS=y
+# 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_POWERTV is not set
+CONFIG_RC32434_WDT=y
+# CONFIG_SATA_AHCI_PLATFORM is not set
+CONFIG_SCHED_OMIT_FRAME_POINTER=y
+CONFIG_SCSI=y
+# CONFIG_SCSI_LOWLEVEL is not set
+CONFIG_SCSI_MOD=y
+# CONFIG_SCSI_MULTI_LUN is not set
+# CONFIG_SCSI_PROC_FS is not set
+# CONFIG_SERIAL_8250_EXTENDED is not set
+# 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_SWAP is not set
+CONFIG_SWAP_IO_SPACE=y
+CONFIG_SYS_HAS_CPU_MIPS32_R1=y
+CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
+CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
+CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
+# CONFIG_TC35815 is not set
+CONFIG_TRAD_SIGNALS=y
+CONFIG_VIA_RHINE=y
+CONFIG_VIA_RHINE_MMIO=y
+CONFIG_YAFFS_9BYTE_TAGS=y
+# CONFIG_YAFFS_ALWAYS_CHECK_CHUNK_ERASED is not set
+CONFIG_YAFFS_AUTO_YAFFS2=y
+# CONFIG_YAFFS_DISABLE_LAZY_LOAD is not set
+# CONFIG_YAFFS_DISABLE_WIDE_TNODES is not set
+CONFIG_YAFFS_FS=y
+CONFIG_YAFFS_SHORT_NAMES_IN_RAM=y
+CONFIG_YAFFS_YAFFS1=y
+CONFIG_YAFFS_YAFFS2=y
+CONFIG_ZONE_DMA_FLAG=0
diff --git a/target/linux/rb532/patches-2.6.35/001-cmdline_hack.patch b/target/linux/rb532/patches-2.6.35/001-cmdline_hack.patch
new file mode 100644
index 0000000000..3fc0d6906e
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.35/001-cmdline_hack.patch
@@ -0,0 +1,20 @@
+--- a/arch/mips/rb532/prom.c
++++ b/arch/mips/rb532/prom.c
+@@ -67,6 +67,7 @@ static inline unsigned long tag2ul(char 
+ 	return simple_strtoul(num, 0, 10);
+ }
+ 
++extern char __image_cmdline[];
+ void __init prom_setup_cmdline(void)
+ {
+ 	static char cmd_line[COMMAND_LINE_SIZE] __initdata;
+@@ -109,6 +110,9 @@ void __init prom_setup_cmdline(void)
+ 	}
+ 	*(cp++) = ' ';
+ 
++	strcpy(cp,(__image_cmdline));
++	cp += strlen(__image_cmdline);
++
+ 	i = strlen(arcs_cmdline);
+ 	if (i > 0) {
+ 		*(cp++) = ' ';
diff --git a/target/linux/rb532/patches-2.6.35/002-rb532_nand_fixup.patch b/target/linux/rb532/patches-2.6.35/002-rb532_nand_fixup.patch
new file mode 100644
index 0000000000..0ba9fefb0f
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.35/002-rb532_nand_fixup.patch
@@ -0,0 +1,48 @@
+--- a/arch/mips/rb532/devices.c
++++ b/arch/mips/rb532/devices.c
+@@ -139,6 +139,19 @@ static struct platform_device cf_slot0 =
+ };
+ 
+ /* Resources and device for NAND */
++
++/*
++ * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
++ * will not be able to find the kernel that we load.  So set the oobinfo
++ * when creating the partitions
++ */
++static struct nand_ecclayout rb532_nand_ecclayout = {
++	.eccbytes       = 6,
++	.eccpos         = { 8, 9, 10, 13, 14, 15 },
++	.oobavail       = 9,
++	.oobfree        = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
++};
++
+ static int rb532_dev_ready(struct mtd_info *mtd)
+ {
+ 	return gpio_get_value(GPIO_RDY);
+@@ -280,6 +293,16 @@ static void __init parse_mac_addr(char *
+ /* NAND definitions */
+ #define NAND_CHIP_DELAY	25
+ 
++static int rb532_nand_fixup(struct mtd_info *mtd)
++{
++	struct nand_chip *chip = mtd->priv;
++
++	if (mtd->writesize == 512)
++		chip->ecc.layout = &rb532_nand_ecclayout;
++
++	return 0;
++}
++
+ static void __init rb532_nand_setup(void)
+ {
+ 	switch (mips_machtype) {
+@@ -299,6 +322,8 @@ static void __init rb532_nand_setup(void
+ 	rb532_nand_data.chip.partitions = rb532_partition_info;
+ 	rb532_nand_data.chip.chip_delay = NAND_CHIP_DELAY;
+ 	rb532_nand_data.chip.options = NAND_NO_AUTOINCR;
++	
++	rb532_nand_data.chip.chip_fixup = &rb532_nand_fixup;
+ }
+ 
+