adm5120: add 3.3 support

Partially based on the 3.1 patches by Hartmut Knaack <knaack.h [at] gmx.de>

SVN-Revision: 31474

24 files changed, 2423 insertions, 0 deletions

diff --git a/target/linux/adm5120/patches-3.3/001-adm5120.patch b/target/linux/adm5120/patches-3.3/001-adm5120.patch
new file mode 100644
index 0000000000..edb3979b7d
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/001-adm5120.patch
@@ -0,0 +1,43 @@
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -39,6 +39,23 @@ choice
+ 	prompt "System type"
+ 	default SGI_IP22
+ 
++config ADM5120
++	bool "Infineon/ADMtek ADM5120 SoC based machines"
++	select BOOT_RAW
++	select NO_EXCEPT_FILL
++	select CEVT_R4K
++	select CSRC_R4K
++	select SYS_HAS_CPU_MIPS32_R1
++	select SYS_HAS_EARLY_PRINTK
++	select DMA_NONCOHERENT
++	select IRQ_CPU
++	select SYS_SUPPORTS_LITTLE_ENDIAN
++	select SYS_SUPPORTS_BIG_ENDIAN
++	select SYS_SUPPORTS_32BIT_KERNEL
++	select ARCH_REQUIRE_GPIOLIB
++	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
++	select MIPS_MACHINE
++
+ config MIPS_ALCHEMY
+ 	bool "Alchemy processor based machines"
+ 	select 64BIT_PHYS_ADDR
+@@ -813,6 +830,7 @@ config NLM_XLP_BOARD
+ 
+ endchoice
+ 
++source "arch/mips/adm5120/Kconfig"
+ source "arch/mips/alchemy/Kconfig"
+ source "arch/mips/ath79/Kconfig"
+ source "arch/mips/bcm47xx/Kconfig"
+--- a/arch/mips/Kbuild.platforms
++++ b/arch/mips/Kbuild.platforms
+@@ -1,5 +1,6 @@
+ # All platforms listed in alphabetic order
+ 
++platforms += adm5120
+ platforms += alchemy
+ platforms += ar7
+ platforms += ath79
diff --git a/target/linux/adm5120/patches-3.3/002-adm5120_flash.patch b/target/linux/adm5120/patches-3.3/002-adm5120_flash.patch
new file mode 100644
index 0000000000..98b1f2a623
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/002-adm5120_flash.patch
@@ -0,0 +1,21 @@
+--- a/drivers/mtd/maps/Kconfig
++++ b/drivers/mtd/maps/Kconfig
+@@ -526,4 +526,8 @@ config MTD_LATCH_ADDR
+ 
+           If compiled as a module, it will be called latch-addr-flash.
+ 
++config MTD_ADM5120
++	tristate "Map driver for ADM5120 based boards"
++	depends on ADM5120
++
+ endmenu
+--- a/drivers/mtd/maps/Makefile
++++ b/drivers/mtd/maps/Makefile
+@@ -38,6 +38,7 @@ obj-$(CONFIG_MTD_SCx200_DOCFLASH)+= scx2
+ obj-$(CONFIG_MTD_DBOX2)		+= dbox2-flash.o
+ obj-$(CONFIG_MTD_SOLUTIONENGINE)+= solutionengine.o
+ obj-$(CONFIG_MTD_PCI)		+= pci.o
++obj-$(CONFIG_MTD_ADM5120)	+= adm5120-flash.o
+ obj-$(CONFIG_MTD_AUTCPU12)	+= autcpu12-nvram.o
+ obj-$(CONFIG_MTD_IMPA7)		+= impa7.o
+ obj-$(CONFIG_MTD_FORTUNET)	+= fortunet.o
diff --git a/target/linux/adm5120/patches-3.3/003-adm5120_switch.patch b/target/linux/adm5120/patches-3.3/003-adm5120_switch.patch
new file mode 100644
index 0000000000..ef9d692ead
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/003-adm5120_switch.patch
@@ -0,0 +1,23 @@
+--- a/drivers/net/Kconfig
++++ b/drivers/net/Kconfig
+@@ -247,6 +247,10 @@ source "drivers/net/dsa/Kconfig"
+ 
+ source "drivers/net/ethernet/Kconfig"
+ 
++config ADM5120_ENET
++	tristate "ADM5120 Ethernet switch support"
++	depends on ADM5120
++
+ source "drivers/net/fddi/Kconfig"
+ 
+ source "drivers/net/hippi/Kconfig"
+--- a/drivers/net/Makefile
++++ b/drivers/net/Makefile
+@@ -32,6 +32,7 @@ obj-$(CONFIG_CAN) += can/
+ obj-$(CONFIG_ETRAX_ETHERNET) += cris/
+ obj-$(CONFIG_NET_DSA) += dsa/
+ obj-$(CONFIG_ETHERNET) += ethernet/
++obj-$(CONFIG_ADM5120_ENET) += adm5120sw.o
+ obj-$(CONFIG_FDDI) += fddi/
+ obj-$(CONFIG_HIPPI) += hippi/
+ obj-$(CONFIG_HAMRADIO) += hamradio/
diff --git a/target/linux/adm5120/patches-3.3/005-adm5120_usb.patch b/target/linux/adm5120/patches-3.3/005-adm5120_usb.patch
new file mode 100644
index 0000000000..fd809dab15
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/005-adm5120_usb.patch
@@ -0,0 +1,33 @@
+--- a/drivers/usb/Makefile
++++ b/drivers/usb/Makefile
+@@ -13,6 +13,7 @@ obj-$(CONFIG_USB_DWC3)		+= dwc3/
+ obj-$(CONFIG_USB_MON)		+= mon/
+ 
+ obj-$(CONFIG_PCI)		+= host/
++obj-$(CONFIG_USB_ADM5120_HCD)	+= host/
+ obj-$(CONFIG_USB_EHCI_HCD)	+= host/
+ obj-$(CONFIG_USB_ISP116X_HCD)	+= host/
+ obj-$(CONFIG_USB_OHCI_HCD)	+= host/
+--- a/drivers/usb/host/Kconfig
++++ b/drivers/usb/host/Kconfig
+@@ -4,6 +4,10 @@
+ comment "USB Host Controller Drivers"
+ 	depends on USB
+ 
++config USB_ADM5120_HCD
++	tristate "ADM5120 HCD support (EXPERIMENTAL)"
++	depends on USB && ADM5120 && EXPERIMENTAL
++
+ config USB_C67X00_HCD
+ 	tristate "Cypress C67x00 HCD support"
+ 	depends on USB
+--- a/drivers/usb/host/Makefile
++++ b/drivers/usb/host/Makefile
+@@ -19,6 +19,7 @@ obj-$(CONFIG_USB_WHCI_HCD)	+= whci/
+ 
+ obj-$(CONFIG_PCI)		+= pci-quirks.o
+ 
++obj-$(CONFIG_USB_ADM5120_HCD)	+= adm5120-hcd.o
+ obj-$(CONFIG_USB_EHCI_HCD)	+= ehci-hcd.o
+ obj-$(CONFIG_USB_OXU210HP_HCD)	+= oxu210hp-hcd.o
+ obj-$(CONFIG_USB_ISP116X_HCD)	+= isp116x-hcd.o
diff --git a/target/linux/adm5120/patches-3.3/007-adm5120_pci.patch b/target/linux/adm5120/patches-3.3/007-adm5120_pci.patch
new file mode 100644
index 0000000000..e757bb50b2
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/007-adm5120_pci.patch
@@ -0,0 +1,22 @@
+--- a/arch/mips/pci/Makefile
++++ b/arch/mips/pci/Makefile
+@@ -20,6 +20,7 @@ obj-$(CONFIG_BCM63XX)		+= pci-bcm63xx.o
+ 					ops-bcm63xx.o
+ obj-$(CONFIG_MIPS_ALCHEMY)	+= pci-alchemy.o
+ obj-$(CONFIG_SOC_AR724X)	+= pci-ath724x.o
++obj-$(CONFIG_ADM5120)		+= pci-adm5120.o
+ 
+ #
+ # These are still pretty much in the old state, watch, go blind.
+--- a/include/linux/pci_ids.h
++++ b/include/linux/pci_ids.h
+@@ -1803,6 +1803,9 @@
+ #define PCI_VENDOR_ID_ESDGMBH		0x12fe
+ #define PCI_DEVICE_ID_ESDGMBH_CPCIASIO4 0x0111
+ 
++#define PCI_VENDOR_ID_ADMTEK		0x1317
++#define PCI_DEVICE_ID_ADMTEK_ADM5120	0x5120
++
+ #define PCI_VENDOR_ID_SIIG		0x131f
+ #define PCI_SUBVENDOR_ID_SIIG		0x131f
+ #define PCI_DEVICE_ID_SIIG_1S_10x_550	0x1000
diff --git a/target/linux/adm5120/patches-3.3/009-adm5120_leds_switch_trigger.patch b/target/linux/adm5120/patches-3.3/009-adm5120_leds_switch_trigger.patch
new file mode 100644
index 0000000000..5d896e67ac
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/009-adm5120_leds_switch_trigger.patch
@@ -0,0 +1,22 @@
+--- a/drivers/leds/Kconfig
++++ b/drivers/leds/Kconfig
+@@ -498,4 +498,12 @@ config LEDS_TRIGGER_USBDEV
+ 	  This allows LEDs to be controlled by the presence/activity of
+ 	  an USB device. If unsure, say N.
+ 
++config LEDS_TRIGGER_ADM5120_SWITCH
++	tristate "LED ADM5120 Switch Port Status Trigger"
++	depends on LEDS_TRIGGERS && ADM5120
++	help
++	  This allows LEDs to be controlled by the port states of
++	  the ADM5120 built-in Ethernet Switch
++	  If unsure, say N.
++
+ endif # NEW_LEDS
+--- a/drivers/leds/Makefile
++++ b/drivers/leds/Makefile
+@@ -60,3 +60,4 @@ obj-$(CONFIG_LEDS_TRIGGER_DEFAULT_ON)	+=
+ obj-$(CONFIG_LEDS_TRIGGER_MORSE)	+= ledtrig-morse.o
+ obj-$(CONFIG_LEDS_TRIGGER_NETDEV)	+= ledtrig-netdev.o
+ obj-$(CONFIG_LEDS_TRIGGER_USBDEV)	+= ledtrig-usbdev.o
++obj-$(CONFIG_LEDS_TRIGGER_ADM5120_SWITCH) += ledtrig-adm5120-switch.o
diff --git a/target/linux/adm5120/patches-3.3/101-cfi_fixup_macronix_bootloc.patch b/target/linux/adm5120/patches-3.3/101-cfi_fixup_macronix_bootloc.patch
new file mode 100644
index 0000000000..5a7cc8e985
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/101-cfi_fixup_macronix_bootloc.patch
@@ -0,0 +1,84 @@
+--- a/drivers/mtd/chips/cfi_cmdset_0002.c
++++ b/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -48,6 +48,12 @@
+ #define SST49LF008A		0x005a
+ #define AT49BV6416		0x00d6
+ 
++/* Macronix */
++#define MX29LV160B	0x2249	/* MX29LV160 Bottom-boot chip */
++#define MX29LV160T	0x22C4	/* MX29LV160 Top-boot chip */
++#define MX29LV320B	0x22A8	/* MX29LV320 Bottom-boot chip */
++#define MX29LV320T	0x22A7	/* MX29LV320 Top-boot chip */
++
+ static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
+ static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+ static int cfi_amdstd_write_buffers(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+@@ -342,6 +348,41 @@ static struct cfi_fixup cfi_nopri_fixup_
+ 	{ 0, 0, NULL }
+ };
+ 
++#ifdef CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++/*
++ * Some Macronix chips has no/bad bootblock information in the CFI table
++ */
++static void fixup_macronix_bootloc(struct mtd_info *mtd, void* param)
++{
++	struct map_info *map = mtd->priv;
++	struct cfi_private *cfi = map->fldrv_priv;
++	struct cfi_pri_amdstd *extp = cfi->cmdset_priv;
++	__u8 t;
++
++	switch (cfi->id) {
++	/* TODO: put affected chip ids here */
++	case MX29LV160B:
++	case MX29LV320B:
++		t = 2;	/* Bottom boot */
++		break;
++	case MX29LV160T:
++	case MX29LV320T:
++		t = 3;	/* Top boot */
++		break;
++	default:
++		return;
++	}
++
++	if (extp->TopBottom == t)
++		/* boot location detected by the CFI layer is correct */
++		return;
++
++	extp->TopBottom = t;
++	printk("%s: Macronix chip detected, id:0x%04X, boot location forced "
++		"to %s\n", map->name, cfi->id, (t == 2) ? "bottom" : "top");
++}
++#endif /* CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC */
++
+ static struct cfi_fixup cfi_fixup_table[] = {
+ 	{ CFI_MFR_ATMEL, CFI_ID_ANY, fixup_convert_atmel_pri },
+ #ifdef AMD_BOOTLOC_BUG
+@@ -383,6 +424,9 @@ static struct cfi_fixup fixup_table[] =
+ 	 */
+ 	{ CFI_MFR_ANY, CFI_ID_ANY, fixup_use_erase_chip },
+ 	{ CFI_MFR_ATMEL, AT49BV6416, fixup_use_atmel_lock },
++#ifdef CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++	{ CFI_MFR_MACRONIX, CFI_ID_ANY, fixup_macronix_bootloc, NULL, },
++#endif
+ 	{ 0, 0, NULL }
+ };
+ 
+--- a/drivers/mtd/chips/Kconfig
++++ b/drivers/mtd/chips/Kconfig
+@@ -196,6 +196,14 @@ config MTD_CFI_AMDSTD
+ 	  provides support for one of those command sets, used on chips
+ 	  including the AMD Am29LV320.
+ 
++config MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++	bool "Fix boot-block location for Macronix flash chips"
++	depends on MTD_CFI_AMDSTD
++	help
++	  Some Macronix flash chips have no/wrong boot-block location in the
++	  CFI table, and the driver may detect the type incorrectly. Select
++	  this if your board has such chip.
++
+ config MTD_CFI_STAA
+ 	tristate "Support for ST (Advanced Architecture) flash chips"
+ 	depends on MTD_GEN_PROBE
diff --git a/target/linux/adm5120/patches-3.3/102-jedec_pmc_39lvxxx_chips.patch b/target/linux/adm5120/patches-3.3/102-jedec_pmc_39lvxxx_chips.patch
new file mode 100644
index 0000000000..00148fa602
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/102-jedec_pmc_39lvxxx_chips.patch
@@ -0,0 +1,68 @@
+--- a/drivers/mtd/chips/jedec_probe.c
++++ b/drivers/mtd/chips/jedec_probe.c
+@@ -115,6 +115,10 @@
+ #define UPD29F064115	0x221C
+ 
+ /* PMC */
++#define PM39LV512	0x001B
++#define PM39LV010	0x001C
++#define PM39LV020	0x003D
++#define PM39LV040	0x003E
+ #define PM49FL002	0x006D
+ #define PM49FL004	0x006E
+ #define PM49FL008	0x006A
+@@ -1259,6 +1263,54 @@ static const struct amd_flash_info jedec
+ 			ERASEINFO(0x02000,2),
+ 			ERASEINFO(0x04000,1),
+ 		}
++        }, {
++		.mfr_id		= CFI_MFR_PMC,
++		.dev_id		= PM39LV512,
++		.name		= "PMC Pm39LV512",
++		.devtypes	= CFI_DEVICETYPE_X8,
++		.uaddr		= MTD_UADDR_0x0555_0x02AA,
++		.dev_size	= SIZE_64KiB,
++		.cmd_set	= P_ID_AMD_STD,
++		.nr_regions	= 1,
++		.regions	= {
++			ERASEINFO(0x01000,16),
++		}
++        }, {
++		.mfr_id		= CFI_MFR_PMC,
++		.dev_id		= PM39LV010,
++		.name		= "PMC Pm39LV010",
++		.devtypes	= CFI_DEVICETYPE_X8,
++		.uaddr		= MTD_UADDR_0x0555_0x02AA,
++		.dev_size	= SIZE_128KiB,
++		.cmd_set	= P_ID_AMD_STD,
++		.nr_regions	= 1,
++		.regions	= {
++			ERASEINFO(0x01000,32),
++		}
++        }, {
++		.mfr_id		= CFI_MFR_PMC,
++		.dev_id		= PM39LV020,
++		.name		= "PMC Pm39LV020",
++		.devtypes	= CFI_DEVICETYPE_X8,
++		.uaddr		= MTD_UADDR_0x0555_0x02AA,
++		.dev_size	= SIZE_256KiB,
++		.cmd_set	= P_ID_AMD_STD,
++		.nr_regions	= 1,
++		.regions	= {
++			ERASEINFO(0x01000,64),
++		}
++        }, {
++		.mfr_id		= CFI_MFR_PMC,
++		.dev_id		= PM39LV040,
++		.name		= "PMC Pm39LV040",
++		.devtypes	= CFI_DEVICETYPE_X8,
++		.uaddr		= MTD_UADDR_0x0555_0x02AA,
++		.dev_size	= SIZE_512KiB,
++		.cmd_set	= P_ID_AMD_STD,
++		.nr_regions	= 1,
++		.regions	= {
++			ERASEINFO(0x01000,128),
++		}
+ 	}, {
+ 		.mfr_id		= CFI_MFR_PMC,
+ 		.dev_id		= PM49FL002,
diff --git a/target/linux/adm5120/patches-3.3/103-mtd_trxsplit.patch b/target/linux/adm5120/patches-3.3/103-mtd_trxsplit.patch
new file mode 100644
index 0000000000..421dcaa628
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/103-mtd_trxsplit.patch
@@ -0,0 +1,23 @@
+--- a/drivers/mtd/Kconfig
++++ b/drivers/mtd/Kconfig
+@@ -31,6 +31,10 @@ config MTD_ROOTFS_SPLIT
+ 	bool "Automatically split 'rootfs' partition for squashfs"
+ 	default y
+ 
++config MTD_TRXSPLIT
++	bool "Automatically find and split TRX partitions"
++	default n
++
+ config MTD_REDBOOT_PARTS
+ 	tristate "RedBoot partition table parsing"
+ 	---help---
+--- a/drivers/mtd/Makefile
++++ b/drivers/mtd/Makefile
+@@ -13,6 +13,7 @@ obj-$(CONFIG_MTD_AFS_PARTS)	+= afs.o
+ obj-$(CONFIG_MTD_AR7_PARTS)	+= ar7part.o
+ obj-$(CONFIG_MTD_BCM63XX_PARTS)	+= bcm63xxpart.o
+ obj-$(CONFIG_MTD_MYLOADER_PARTS) += myloader.o
++obj-$(CONFIG_MTD_TRXSPLIT)	+= trxsplit.o
+ 
+ # 'Users' - code which presents functionality to userspace.
+ obj-$(CONFIG_MTD_CHAR)		+= mtdchar.o
diff --git a/target/linux/adm5120/patches-3.3/120-rb153_cf_driver.patch b/target/linux/adm5120/patches-3.3/120-rb153_cf_driver.patch
new file mode 100644
index 0000000000..cc2caf5a35
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/120-rb153_cf_driver.patch
@@ -0,0 +1,28 @@
+--- a/drivers/ata/Makefile
++++ b/drivers/ata/Makefile
+@@ -88,6 +88,7 @@ obj-$(CONFIG_PATA_PCMCIA)	+= pata_pcmcia
+ obj-$(CONFIG_PATA_PALMLD)	+= pata_palmld.o
+ obj-$(CONFIG_PATA_PLATFORM)	+= pata_platform.o
+ obj-$(CONFIG_PATA_OF_PLATFORM)	+= pata_of_platform.o
++obj-$(CONFIG_PATA_RB153_CF)	+= pata_rb153_cf.o
+ obj-$(CONFIG_PATA_RB532)	+= pata_rb532_cf.o
+ obj-$(CONFIG_PATA_RZ1000)	+= pata_rz1000.o
+ obj-$(CONFIG_PATA_SAMSUNG_CF)	+= pata_samsung_cf.o
+--- a/drivers/ata/Kconfig
++++ b/drivers/ata/Kconfig
+@@ -835,6 +835,15 @@ config PATA_QDI
+ 	help
+ 	  Support for QDI 6500 and 6580 PATA controllers on VESA local bus.
+ 
++config PATA_RB153_CF
++	tristate "RouterBOARD 153 Compact Flash support"
++	depends on ADM5120_MACH_RB_153
++	help
++	  This option enables support for a Compact Flash connected on
++	  the RouterBOARD 153.
++
++	  If unsure, say N.
++
+ config PATA_RB532
+ 	tristate "RouterBoard 532 PATA CompactFlash support"
+ 	depends on MIKROTIK_RB532
diff --git a/target/linux/adm5120/patches-3.3/200-amba_pl010_hacks.patch b/target/linux/adm5120/patches-3.3/200-amba_pl010_hacks.patch
new file mode 100644
index 0000000000..3c4ea35a1d
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/200-amba_pl010_hacks.patch
@@ -0,0 +1,378 @@
+--- a/drivers/tty/serial/amba-pl010.c
++++ b/drivers/tty/serial/amba-pl010.c
+@@ -49,11 +49,10 @@
+ 
+ #include <asm/io.h>
+ 
+-#define UART_NR		8
+-
+ #define SERIAL_AMBA_MAJOR	204
+ #define SERIAL_AMBA_MINOR	16
+-#define SERIAL_AMBA_NR		UART_NR
++#define SERIAL_AMBA_NR		CONFIG_SERIAL_AMBA_PL010_NUMPORTS
++#define SERIAL_AMBA_NAME	CONFIG_SERIAL_AMBA_PL010_PORTNAME
+ 
+ #define AMBA_ISR_PASS_LIMIT	256
+ 
+@@ -79,9 +78,9 @@ static void pl010_stop_tx(struct uart_po
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ 	unsigned int cr;
+ 
+-	cr = readb(uap->port.membase + UART010_CR);
++	cr = __raw_readl(uap->port.membase + UART010_CR);
+ 	cr &= ~UART010_CR_TIE;
+-	writel(cr, uap->port.membase + UART010_CR);
++	__raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+ 
+ static void pl010_start_tx(struct uart_port *port)
+@@ -89,9 +88,9 @@ static void pl010_start_tx(struct uart_p
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ 	unsigned int cr;
+ 
+-	cr = readb(uap->port.membase + UART010_CR);
++	cr = __raw_readl(uap->port.membase + UART010_CR);
+ 	cr |= UART010_CR_TIE;
+-	writel(cr, uap->port.membase + UART010_CR);
++	__raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+ 
+ static void pl010_stop_rx(struct uart_port *port)
+@@ -99,9 +98,9 @@ static void pl010_stop_rx(struct uart_po
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ 	unsigned int cr;
+ 
+-	cr = readb(uap->port.membase + UART010_CR);
++	cr = __raw_readl(uap->port.membase + UART010_CR);
+ 	cr &= ~(UART010_CR_RIE | UART010_CR_RTIE);
+-	writel(cr, uap->port.membase + UART010_CR);
++	__raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+ 
+ static void pl010_enable_ms(struct uart_port *port)
+@@ -109,9 +108,9 @@ static void pl010_enable_ms(struct uart_
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ 	unsigned int cr;
+ 
+-	cr = readb(uap->port.membase + UART010_CR);
++	cr = __raw_readl(uap->port.membase + UART010_CR);
+ 	cr |= UART010_CR_MSIE;
+-	writel(cr, uap->port.membase + UART010_CR);
++	__raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+ 
+ static void pl010_rx_chars(struct uart_amba_port *uap)
+@@ -119,9 +118,9 @@ static void pl010_rx_chars(struct uart_a
+ 	struct tty_struct *tty = uap->port.state->port.tty;
+ 	unsigned int status, ch, flag, rsr, max_count = 256;
+ 
+-	status = readb(uap->port.membase + UART01x_FR);
++	status = __raw_readl(uap->port.membase + UART01x_FR);
+ 	while (UART_RX_DATA(status) && max_count--) {
+-		ch = readb(uap->port.membase + UART01x_DR);
++		ch = __raw_readl(uap->port.membase + UART01x_DR);
+ 		flag = TTY_NORMAL;
+ 
+ 		uap->port.icount.rx++;
+@@ -130,9 +129,9 @@ static void pl010_rx_chars(struct uart_a
+ 		 * Note that the error handling code is
+ 		 * out of the main execution path
+ 		 */
+-		rsr = readb(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX;
++		rsr = __raw_readl(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX;
+ 		if (unlikely(rsr & UART01x_RSR_ANY)) {
+-			writel(0, uap->port.membase + UART01x_ECR);
++			__raw_writel(0, uap->port.membase + UART01x_ECR);
+ 
+ 			if (rsr & UART01x_RSR_BE) {
+ 				rsr &= ~(UART01x_RSR_FE | UART01x_RSR_PE);
+@@ -162,7 +161,7 @@ static void pl010_rx_chars(struct uart_a
+ 		uart_insert_char(&uap->port, rsr, UART01x_RSR_OE, ch, flag);
+ 
+ 	ignore_char:
+-		status = readb(uap->port.membase + UART01x_FR);
++		status = __raw_readl(uap->port.membase + UART01x_FR);
+ 	}
+ 	spin_unlock(&uap->port.lock);
+ 	tty_flip_buffer_push(tty);
+@@ -175,7 +174,7 @@ static void pl010_tx_chars(struct uart_a
+ 	int count;
+ 
+ 	if (uap->port.x_char) {
+-		writel(uap->port.x_char, uap->port.membase + UART01x_DR);
++		__raw_writel(uap->port.x_char, uap->port.membase + UART01x_DR);
+ 		uap->port.icount.tx++;
+ 		uap->port.x_char = 0;
+ 		return;
+@@ -187,7 +186,7 @@ static void pl010_tx_chars(struct uart_a
+ 
+ 	count = uap->port.fifosize >> 1;
+ 	do {
+-		writel(xmit->buf[xmit->tail], uap->port.membase + UART01x_DR);
++		__raw_writel(xmit->buf[xmit->tail], uap->port.membase + UART01x_DR);
+ 		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
+ 		uap->port.icount.tx++;
+ 		if (uart_circ_empty(xmit))
+@@ -205,9 +204,9 @@ static void pl010_modem_status(struct ua
+ {
+ 	unsigned int status, delta;
+ 
+-	writel(0, uap->port.membase + UART010_ICR);
++	__raw_writel(0, uap->port.membase + UART010_ICR);
+ 
+-	status = readb(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
++	status = __raw_readl(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
+ 
+ 	delta = status ^ uap->old_status;
+ 	uap->old_status = status;
+@@ -235,7 +234,7 @@ static irqreturn_t pl010_int(int irq, vo
+ 
+ 	spin_lock(&uap->port.lock);
+ 
+-	status = readb(uap->port.membase + UART010_IIR);
++	status = __raw_readl(uap->port.membase + UART010_IIR);
+ 	if (status) {
+ 		do {
+ 			if (status & (UART010_IIR_RTIS | UART010_IIR_RIS))
+@@ -248,7 +247,7 @@ static irqreturn_t pl010_int(int irq, vo
+ 			if (pass_counter-- == 0)
+ 				break;
+ 
+-			status = readb(uap->port.membase + UART010_IIR);
++			status = __raw_readl(uap->port.membase + UART010_IIR);
+ 		} while (status & (UART010_IIR_RTIS | UART010_IIR_RIS |
+ 				   UART010_IIR_TIS));
+ 		handled = 1;
+@@ -262,7 +261,7 @@ static irqreturn_t pl010_int(int irq, vo
+ static unsigned int pl010_tx_empty(struct uart_port *port)
+ {
+ 	struct uart_amba_port *uap = (struct uart_amba_port *)port;
+-	unsigned int status = readb(uap->port.membase + UART01x_FR);
++	unsigned int status = __raw_readl(uap->port.membase + UART01x_FR);
+ 	return status & UART01x_FR_BUSY ? 0 : TIOCSER_TEMT;
+ }
+ 
+@@ -272,7 +271,7 @@ static unsigned int pl010_get_mctrl(stru
+ 	unsigned int result = 0;
+ 	unsigned int status;
+ 
+-	status = readb(uap->port.membase + UART01x_FR);
++	status = __raw_readl(uap->port.membase + UART01x_FR);
+ 	if (status & UART01x_FR_DCD)
+ 		result |= TIOCM_CAR;
+ 	if (status & UART01x_FR_DSR)
+@@ -298,12 +297,12 @@ static void pl010_break_ctl(struct uart_
+ 	unsigned int lcr_h;
+ 
+ 	spin_lock_irqsave(&uap->port.lock, flags);
+-	lcr_h = readb(uap->port.membase + UART010_LCRH);
++	lcr_h = __raw_readl(uap->port.membase + UART010_LCRH);
+ 	if (break_state == -1)
+ 		lcr_h |= UART01x_LCRH_BRK;
+ 	else
+ 		lcr_h &= ~UART01x_LCRH_BRK;
+-	writel(lcr_h, uap->port.membase + UART010_LCRH);
++	__raw_writel(lcr_h, uap->port.membase + UART010_LCRH);
+ 	spin_unlock_irqrestore(&uap->port.lock, flags);
+ }
+ 
+@@ -335,12 +334,12 @@ static int pl010_startup(struct uart_por
+ 	/*
+ 	 * initialise the old status of the modem signals
+ 	 */
+-	uap->old_status = readb(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
++	uap->old_status = __raw_readl(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
+ 
+ 	/*
+ 	 * Finally, enable interrupts
+ 	 */
+-	writel(UART01x_CR_UARTEN | UART010_CR_RIE | UART010_CR_RTIE,
++	__raw_writel(UART01x_CR_UARTEN | UART010_CR_RIE | UART010_CR_RTIE,
+ 	       uap->port.membase + UART010_CR);
+ 
+ 	return 0;
+@@ -365,10 +364,10 @@ static void pl010_shutdown(struct uart_p
+ 	/*
+ 	 * disable all interrupts, disable the port
+ 	 */
+-	writel(0, uap->port.membase + UART010_CR);
++	__raw_writel(0, uap->port.membase + UART010_CR);
+ 
+ 	/* disable break condition and fifos */
+-	writel(readb(uap->port.membase + UART010_LCRH) &
++	__raw_writel(__raw_readl(uap->port.membase + UART010_LCRH) &
+ 		~(UART01x_LCRH_BRK | UART01x_LCRH_FEN),
+ 	       uap->port.membase + UART010_LCRH);
+ 
+@@ -391,7 +390,7 @@ pl010_set_termios(struct uart_port *port
+ 	/*
+ 	 * Ask the core to calculate the divisor for us.
+ 	 */
+-	baud = uart_get_baud_rate(port, termios, old, 0, uap->port.uartclk/16); 
++	baud = uart_get_baud_rate(port, termios, old, 0, uap->port.uartclk/16);
+ 	quot = uart_get_divisor(port, baud);
+ 
+ 	switch (termios->c_cflag & CSIZE) {
+@@ -454,25 +453,25 @@ pl010_set_termios(struct uart_port *port
+ 		uap->port.ignore_status_mask |= UART_DUMMY_RSR_RX;
+ 
+ 	/* first, disable everything */
+-	old_cr = readb(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE;
++	old_cr = __raw_readl(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE;
+ 
+ 	if (UART_ENABLE_MS(port, termios->c_cflag))
+ 		old_cr |= UART010_CR_MSIE;
+ 
+-	writel(0, uap->port.membase + UART010_CR);
++	__raw_writel(0, uap->port.membase + UART010_CR);
+ 
+ 	/* Set baud rate */
+ 	quot -= 1;
+-	writel((quot & 0xf00) >> 8, uap->port.membase + UART010_LCRM);
+-	writel(quot & 0xff, uap->port.membase + UART010_LCRL);
++	__raw_writel((quot & 0xf00) >> 8, uap->port.membase + UART010_LCRM);
++	__raw_writel(quot & 0xff, uap->port.membase + UART010_LCRL);
+ 
+ 	/*
+ 	 * ----------v----------v----------v----------v-----
+ 	 * NOTE: MUST BE WRITTEN AFTER UARTLCR_M & UARTLCR_L
+ 	 * ----------^----------^----------^----------^-----
+ 	 */
+-	writel(lcr_h, uap->port.membase + UART010_LCRH);
+-	writel(old_cr, uap->port.membase + UART010_CR);
++	__raw_writel(lcr_h, uap->port.membase + UART010_LCRH);
++	__raw_writel(old_cr, uap->port.membase + UART010_CR);
+ 
+ 	spin_unlock_irqrestore(&uap->port.lock, flags);
+ }
+@@ -554,7 +553,7 @@ static struct uart_ops amba_pl010_pops =
+ 	.verify_port	= pl010_verify_port,
+ };
+ 
+-static struct uart_amba_port *amba_ports[UART_NR];
++static struct uart_amba_port *amba_ports[SERIAL_AMBA_NR];
+ 
+ #ifdef CONFIG_SERIAL_AMBA_PL010_CONSOLE
+ 
+@@ -564,10 +563,10 @@ static void pl010_console_putchar(struct
+ 	unsigned int status;
+ 
+ 	do {
+-		status = readb(uap->port.membase + UART01x_FR);
++		status = __raw_readl(uap->port.membase + UART01x_FR);
+ 		barrier();
+ 	} while (!UART_TX_READY(status));
+-	writel(ch, uap->port.membase + UART01x_DR);
++	__raw_writel(ch, uap->port.membase + UART01x_DR);
+ }
+ 
+ static void
+@@ -581,8 +580,8 @@ pl010_console_write(struct console *co,
+ 	/*
+ 	 *	First save the CR then disable the interrupts
+ 	 */
+-	old_cr = readb(uap->port.membase + UART010_CR);
+-	writel(UART01x_CR_UARTEN, uap->port.membase + UART010_CR);
++	old_cr = __raw_readl(uap->port.membase + UART010_CR);
++	__raw_writel(UART01x_CR_UARTEN, uap->port.membase + UART010_CR);
+ 
+ 	uart_console_write(&uap->port, s, count, pl010_console_putchar);
+ 
+@@ -591,10 +590,10 @@ pl010_console_write(struct console *co,
+ 	 *	and restore the TCR
+ 	 */
+ 	do {
+-		status = readb(uap->port.membase + UART01x_FR);
++		status = __raw_readl(uap->port.membase + UART01x_FR);
+ 		barrier();
+ 	} while (status & UART01x_FR_BUSY);
+-	writel(old_cr, uap->port.membase + UART010_CR);
++	__raw_writel(old_cr, uap->port.membase + UART010_CR);
+ 
+ 	clk_disable(uap->clk);
+ }
+@@ -603,9 +602,9 @@ static void __init
+ pl010_console_get_options(struct uart_amba_port *uap, int *baud,
+ 			     int *parity, int *bits)
+ {
+-	if (readb(uap->port.membase + UART010_CR) & UART01x_CR_UARTEN) {
++	if (__raw_readl(uap->port.membase + UART010_CR) & UART01x_CR_UARTEN) {
+ 		unsigned int lcr_h, quot;
+-		lcr_h = readb(uap->port.membase + UART010_LCRH);
++		lcr_h = __raw_readl(uap->port.membase + UART010_LCRH);
+ 
+ 		*parity = 'n';
+ 		if (lcr_h & UART01x_LCRH_PEN) {
+@@ -620,8 +619,8 @@ pl010_console_get_options(struct uart_am
+ 		else
+ 			*bits = 8;
+ 
+-		quot = readb(uap->port.membase + UART010_LCRL) |
+-		       readb(uap->port.membase + UART010_LCRM) << 8;
++		quot = __raw_readl(uap->port.membase + UART010_LCRL) |
++		       __raw_readl(uap->port.membase + UART010_LCRM) << 8;
+ 		*baud = uap->port.uartclk / (16 * (quot + 1));
+ 	}
+ }
+@@ -640,7 +639,7 @@ static int __init pl010_console_setup(st
+ 	 * if so, search for the first available port that does have
+ 	 * console support.
+ 	 */
+-	if (co->index >= UART_NR)
++	if (co->index >= SERIAL_AMBA_NR)
+ 		co->index = 0;
+ 	uap = amba_ports[co->index];
+ 	if (!uap)
+@@ -662,7 +661,7 @@ static int __init pl010_console_setup(st
+ 
+ static struct uart_driver amba_reg;
+ static struct console amba_console = {
+-	.name		= "ttyAM",
++	.name		= SERIAL_AMBA_NAME,
+ 	.write		= pl010_console_write,
+ 	.device		= uart_console_device,
+ 	.setup		= pl010_console_setup,
+@@ -678,11 +677,11 @@ static struct console amba_console = {
+ 
+ static struct uart_driver amba_reg = {
+ 	.owner			= THIS_MODULE,
+-	.driver_name		= "ttyAM",
+-	.dev_name		= "ttyAM",
++	.driver_name		= SERIAL_AMBA_NAME,
++	.dev_name		= SERIAL_AMBA_NAME,
+ 	.major			= SERIAL_AMBA_MAJOR,
+ 	.minor			= SERIAL_AMBA_MINOR,
+-	.nr			= UART_NR,
++	.nr			= SERIAL_AMBA_NR,
+ 	.cons			= AMBA_CONSOLE,
+ };
+ 
+--- a/drivers/tty/serial/Kconfig
++++ b/drivers/tty/serial/Kconfig
+@@ -16,10 +16,25 @@ config SERIAL_AMBA_PL010
+ 	help
+ 	  This selects the ARM(R) AMBA(R) PrimeCell PL010 UART.  If you have
+ 	  an Integrator/AP or Integrator/PP2 platform, or if you have a
+-	  Cirrus Logic EP93xx CPU, say Y or M here.
++	  Cirrus Logic EP93xx CPU or an Infineon ADM5120 SOC, say Y or M here.
+ 
+ 	  If unsure, say N.
+ 
++config SERIAL_AMBA_PL010_NUMPORTS
++	int "Maximum number of AMBA PL010 serial ports"
++	depends on SERIAL_AMBA_PL010
++	default "8"
++	---help---
++	  Set this to the number of serial ports you want the AMBA PL010 driver
++	  to support.
++
++config SERIAL_AMBA_PL010_PORTNAME
++	string "Name of the AMBA PL010 serial ports"
++	depends on SERIAL_AMBA_PL010
++	default "ttyAM"
++	---help---
++	  ::: To be written :::
++
+ config SERIAL_AMBA_PL010_CONSOLE
+ 	bool "Support for console on AMBA serial port"
+ 	depends on SERIAL_AMBA_PL010=y
diff --git a/target/linux/adm5120/patches-3.3/201-amba_bus_hacks.patch b/target/linux/adm5120/patches-3.3/201-amba_bus_hacks.patch
new file mode 100644
index 0000000000..2364d2a668
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/201-amba_bus_hacks.patch
@@ -0,0 +1,13 @@
+--- a/drivers/amba/bus.c
++++ b/drivers/amba/bus.c
+@@ -20,6 +20,10 @@
+ #include <asm/irq.h>
+ #include <asm/sizes.h>
+ 
++#ifndef NO_IRQ
++#define NO_IRQ		(-1)
++#endif
++
+ #define to_amba_driver(d)	container_of(d, struct amba_driver, drv)
+ 
+ static const struct amba_id *
diff --git a/target/linux/adm5120/patches-3.3/203-gpio_leds_brightness.patch b/target/linux/adm5120/patches-3.3/203-gpio_leds_brightness.patch
new file mode 100644
index 0000000000..5345022da4
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/203-gpio_leds_brightness.patch
@@ -0,0 +1,27 @@
+--- a/drivers/leds/leds-gpio.c
++++ b/drivers/leds/leds-gpio.c
+@@ -55,13 +55,17 @@ static void gpio_led_set(struct led_clas
+ 		container_of(led_cdev, struct gpio_led_data, cdev);
+ 	int level;
+ 
+-	if (value == LED_OFF)
+-		level = 0;
+-	else
+-		level = 1;
+-
+-	if (led_dat->active_low)
+-		level = !level;
++	switch (value) {
++	case LED_OFF:
++		level = led_dat->active_low ? 1 : 0;
++		break;
++	case LED_FULL:
++		level = led_dat->active_low ? 0 : 1;
++		break;
++	default:
++		level = value;
++		break;
++	}
+ 
+ 	/* Setting GPIOs with I2C/etc requires a task context, and we don't
+ 	 * seem to have a reliable way to know if we're already in one; so
diff --git a/target/linux/adm5120/patches-3.3/310-adm5120_wdt.patch b/target/linux/adm5120/patches-3.3/310-adm5120_wdt.patch
new file mode 100644
index 0000000000..ca537ecb78
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/310-adm5120_wdt.patch
@@ -0,0 +1,31 @@
+--- a/drivers/watchdog/Kconfig
++++ b/drivers/watchdog/Kconfig
+@@ -943,6 +943,18 @@ config RC32434_WDT
+ 	  To compile this driver as a module, choose M here: the
+ 	  module will be called rc32434_wdt.
+ 
++config ADM5120_WDT
++	tristate "Infineon ADM5120 SoC hardware watchdog"
++	depends on WATCHDOG && ADM5120
++	help
++	  This is a driver for hardware watchdog integrated in Infineon
++	  ADM5120 SoC. This watchdog simply watches your kernel to make sure
++	  it doesn't freeze, and if it does, it reboots your computer after a
++	  certain amount of time.
++
++	  To compile this driver as a module, choose M here: the module will be
++	  called adm5120_wdt.
++
+ config INDYDOG
+ 	tristate "Indy/I2 Hardware Watchdog"
+ 	depends on SGI_HAS_INDYDOG
+--- a/drivers/watchdog/Makefile
++++ b/drivers/watchdog/Makefile
+@@ -122,6 +122,7 @@ obj-$(CONFIG_ATH79_WDT) += ath79_wdt.o
+ obj-$(CONFIG_BCM47XX_WDT) += bcm47xx_wdt.o
+ obj-$(CONFIG_BCM63XX_WDT) += bcm63xx_wdt.o
+ obj-$(CONFIG_RC32434_WDT) += rc32434_wdt.o
++obj-$(CONFIG_ADM5120_WDT) += adm5120_wdt.o
+ obj-$(CONFIG_INDYDOG) += indydog.o
+ obj-$(CONFIG_JZ4740_WDT) += jz4740_wdt.o
+ obj-$(CONFIG_WDT_MTX1) += mtx-1_wdt.o
diff --git a/target/linux/adm5120/patches-3.3/a00-adm5120-add-Platform-file.patch b/target/linux/adm5120/patches-3.3/a00-adm5120-add-Platform-file.patch
new file mode 100644
index 0000000000..ddfbff4748
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a00-adm5120-add-Platform-file.patch
@@ -0,0 +1,22 @@
+--- /dev/null
++++ b/arch/mips/adm5120/Platform
+@@ -0,0 +1,19 @@
++#
++# Infineon/ADMtek ADM5120
++#
++
++platform-$(CONFIG_ADM5120)			+= adm5120/common/
++
++platform-$(CONFIG_ADM5120_OEM_CELLVISION)	+= adm5120/cellvision/
++platform-$(CONFIG_ADM5120_OEM_COMPEX)		+= adm5120/compex/
++platform-$(CONFIG_ADM5120_OEM_EDIMAX)		+= adm5120/edimax/
++platform-$(CONFIG_ADM5120_OEM_GENERIC)		+= adm5120/generic/
++platform-$(CONFIG_ADM5120_OEM_INFINEON)		+= adm5120/infineon/
++platform-$(CONFIG_ADM5120_OEM_MIKROTIK)		+= adm5120/mikrotik/
++platform-$(CONFIG_ADM5120_OEM_MOTOROLA)		+= adm5120/motorola/
++platform-$(CONFIG_ADM5120_OEM_OSBRIDGE)		+= adm5120/osbridge/
++platform-$(CONFIG_ADM5120_OEM_ZYXEL)		+= adm5120/zyxel/
++
++cflags-$(CONFIG_ADM5120)			+= -I$(srctree)/arch/mips/include/asm/mach-adm5120
++libs-$(CONFIG_ADM5120)				+= arch/mips/adm5120/prom/
++load-$(CONFIG_ADM5120)				+= 0xffffffff80001000
diff --git a/target/linux/adm5120/patches-3.3/a01-adm5120-core-build-error-fixes.patch b/target/linux/adm5120/patches-3.3/a01-adm5120-core-build-error-fixes.patch
new file mode 100644
index 0000000000..bf0022da77
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a01-adm5120-core-build-error-fixes.patch
@@ -0,0 +1,110 @@
+--- a/arch/mips/adm5120/common/platform.c
++++ b/arch/mips/adm5120/common/platform.c
+@@ -18,6 +18,7 @@
+ #include <linux/gpio.h>
+ #include <linux/irq.h>
+ #include <linux/slab.h>
++#include <linux/export.h>
+ 
+ #include <asm/bootinfo.h>
+ 
+--- a/arch/mips/adm5120/common/clock.c
++++ b/arch/mips/adm5120/common/clock.c
+@@ -33,7 +33,7 @@ static struct clk uart_clk = {
+ 
+ struct clk *clk_get(struct device *dev, const char *id)
+ {
+-	char *name = dev_name(dev);
++	const char *name = dev_name(dev);
+ 
+ 	if (!strcmp(name, "apb:uart0") || !strcmp(name, "apb:uart1"))
+ 		return &uart_clk;
+--- a/arch/mips/pci/pci-adm5120.c
++++ b/arch/mips/pci/pci-adm5120.c
+@@ -49,7 +49,7 @@
+ static unsigned int adm5120_pci_nr_irqs __initdata;
+ static struct adm5120_pci_irq *adm5120_pci_irq_map __initdata;
+ 
+-static spinlock_t pci_lock = SPIN_LOCK_UNLOCKED;
++static DEFINE_SPINLOCK(pci_lock);
+ 
+ /* -------------------------------------------------------------------------*/
+ 
+--- a/arch/mips/adm5120/common/irq.c
++++ b/arch/mips/adm5120/common/irq.c
+@@ -23,9 +23,9 @@
+ 
+ #include <asm/mach-adm5120/adm5120_defs.h>
+ 
+-static void adm5120_intc_irq_unmask(unsigned int irq);
+-static void adm5120_intc_irq_mask(unsigned int irq);
+-static int  adm5120_intc_irq_set_type(unsigned int irq, unsigned int flow_type);
++static void adm5120_intc_irq_unmask(struct irq_data *d);
++static void adm5120_intc_irq_mask(struct irq_data *d);
++static int  adm5120_intc_irq_set_type(struct irq_data *d, unsigned int flow_type);
+ 
+ static inline void intc_write_reg(unsigned int reg, u32 val)
+ {
+@@ -43,10 +43,10 @@ static inline u32 intc_read_reg(unsigned
+ 
+ static struct irq_chip adm5120_intc_irq_chip = {
+ 	.name		= "INTC",
+-	.unmask		= adm5120_intc_irq_unmask,
+-	.mask		= adm5120_intc_irq_mask,
+-	.mask_ack	= adm5120_intc_irq_mask,
+-	.set_type	= adm5120_intc_irq_set_type
++	.irq_unmask	= adm5120_intc_irq_unmask,
++	.irq_mask	= adm5120_intc_irq_mask,
++	.irq_mask_ack	= adm5120_intc_irq_mask,
++	.irq_set_type	= adm5120_intc_irq_set_type
+ };
+ 
+ static struct irqaction adm5120_intc_irq_action = {
+@@ -54,20 +54,19 @@ static struct irqaction adm5120_intc_irq
+ 	.name		= "cascade [INTC]"
+ };
+ 
+-static void adm5120_intc_irq_unmask(unsigned int irq)
++static void adm5120_intc_irq_unmask(struct irq_data *d)
+ {
+-	irq -= ADM5120_INTC_IRQ_BASE;
+-	intc_write_reg(INTC_REG_IRQ_ENABLE, 1 << irq);
++	intc_write_reg(INTC_REG_IRQ_ENABLE, 1 << (d->irq - ADM5120_INTC_IRQ_BASE));
+ }
+ 
+-static void adm5120_intc_irq_mask(unsigned int irq)
++static void adm5120_intc_irq_mask(struct irq_data *d)
+ {
+-	irq -= ADM5120_INTC_IRQ_BASE;
+-	intc_write_reg(INTC_REG_IRQ_DISABLE, 1 << irq);
++	intc_write_reg(INTC_REG_IRQ_DISABLE, 1 << (d->irq - ADM5120_INTC_IRQ_BASE));
+ }
+ 
+-static int adm5120_intc_irq_set_type(unsigned int irq, unsigned int flow_type)
++static int adm5120_intc_irq_set_type(struct irq_data *d, unsigned int flow_type)
+ {
++	unsigned int irq = d->irq;
+ 	unsigned int sense;
+ 	unsigned long mode;
+ 	int err = 0;
+@@ -105,10 +104,6 @@ static int adm5120_intc_irq_set_type(uns
+ 			mode &= ~(1 << (irq - ADM5120_INTC_IRQ_BASE));
+ 
+ 		intc_write_reg(INTC_REG_INT_MODE, mode);
+-		/* fallthrough */
+-	default:
+-		irq_desc[irq].status &= ~IRQ_TYPE_SENSE_MASK;
+-		irq_desc[irq].status |= sense;
+ 		break;
+ 	}
+ 
+@@ -162,8 +157,7 @@ static void __init adm5120_intc_irq_init
+ 	for (i = ADM5120_INTC_IRQ_BASE;
+ 		i <= ADM5120_INTC_IRQ_BASE + INTC_IRQ_LAST;
+ 		i++) {
+-		irq_desc[i].status = INTC_IRQ_STATUS;
+-		set_irq_chip_and_handler(i, &adm5120_intc_irq_chip,
++		irq_set_chip_and_handler(i, &adm5120_intc_irq_chip,
+ 			handle_level_irq);
+ 	}
+ 
diff --git a/target/linux/adm5120/patches-3.3/a03-adm5120-remove-CONFIG_MTD_PARTITIONS.patch b/target/linux/adm5120/patches-3.3/a03-adm5120-remove-CONFIG_MTD_PARTITIONS.patch
new file mode 100644
index 0000000000..4ee4af6efd
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a03-adm5120-remove-CONFIG_MTD_PARTITIONS.patch
@@ -0,0 +1,306 @@
+--- a/arch/mips/include/asm/mach-adm5120/adm5120_platform.h
++++ b/arch/mips/include/asm/mach-adm5120/adm5120_platform.h
+@@ -28,10 +28,8 @@ struct adm5120_flash_platform_data {
+ 	void			(*set_vpp)(struct map_info *, int);
+ 	void			(*switch_bank)(unsigned);
+ 	u32			window_size;
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	unsigned int		nr_parts;
+ 	struct mtd_partition	*parts;
+-#endif
+ };
+ 
+ struct adm5120_switch_platform_data {
+--- a/arch/mips/adm5120/infineon/infineon.c
++++ b/arch/mips/adm5120/infineon/infineon.c
+@@ -16,7 +16,6 @@
+ #define EASY_CONFIG_OFFSET	0x10000
+ #define EASY_CONFIG_SIZE	0x1000
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition easy_partitions[] = {
+ 	{
+ 		.name	= "admboot",
+@@ -33,7 +32,6 @@ static struct mtd_partition easy_partiti
+ 		.size	= MTDPART_SIZ_FULL,
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ static __init void easy_setup_mac(void)
+ {
+@@ -68,10 +66,8 @@ void __init easy_setup_pqfp(void)
+ 	gpio_direction_output(ADM5120_GPIO_PIN3, 0);
+ 	adm5120_flash0_data.switch_bank = switch_bank_gpio3;
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy_partitions);
+ 	adm5120_flash0_data.parts = easy_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ 	adm5120_add_device_uart(0);
+ 	adm5120_add_device_uart(1);
+@@ -100,10 +96,8 @@ void __init easy_setup_bga(void)
+ 	gpio_direction_output(ADM5120_GPIO_PIN5, 0);
+ 	adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy_partitions);
+ 	adm5120_flash0_data.parts = easy_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ 	adm5120_add_device_uart(0);
+ 	adm5120_add_device_uart(1);
+--- a/arch/mips/adm5120/cellvision/cellvision.c
++++ b/arch/mips/adm5120/cellvision/cellvision.c
+@@ -19,7 +19,6 @@
+ #define CELLVISION_CONFIG_OFFSET	0x8000
+ #define CELLVISION_CONFIG_SIZE		0x1000
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition cas6xx_partitions[] = {
+ 	{
+ 		.name	= "admboot",
+@@ -65,7 +64,6 @@ static struct mtd_partition cas7xx_parti
+ 		.size	= MTDPART_SIZ_FULL,
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ static void switch_bank_gpio5(unsigned bank)
+ {
+@@ -105,20 +103,16 @@ void __init cellvision_mac_setup(void)
+ 
+ void __init cas6xx_flash_setup(void)
+ {
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(cas6xx_partitions);
+ 	adm5120_flash0_data.parts = cas6xx_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ 	cellvision_flash_setup();
+ }
+ 
+ void __init cas7xx_flash_setup(void)
+ {
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(cas7xx_partitions);
+ 	adm5120_flash0_data.parts = cas7xx_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ 	cellvision_flash_setup();
+ }
+--- a/arch/mips/adm5120/edimax/br-61xx.c
++++ b/arch/mips/adm5120/edimax/br-61xx.c
+@@ -18,7 +18,6 @@
+ #define BR61XX_CONFIG_OFFSET	0x8000
+ #define BR61XX_CONFIG_SIZE		0x1000
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition br61xx_partitions[] = {
+ 	{
+ 		.name	= "admboot",
+@@ -35,7 +34,6 @@ static struct mtd_partition br61xx_parti
+ 		.size	= MTDPART_SIZ_FULL,
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ static struct gpio_button br61xx_gpio_buttons[] __initdata = {
+ 	{
+@@ -68,10 +66,8 @@ static void __init br61xx_mac_setup(void
+ void __init br61xx_generic_setup(void)
+ {
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(br61xx_partitions);
+ 	adm5120_flash0_data.parts = br61xx_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 	adm5120_add_device_flash(0);
+ 
+ 	adm5120_add_device_gpio(BR61XX_GPIO_DEV_MASK);
+--- a/arch/mips/adm5120/mikrotik/rb-1xx.c
++++ b/arch/mips/adm5120/mikrotik/rb-1xx.c
+@@ -25,7 +25,6 @@ static struct adm5120_pci_irq rb1xx_pci_
+ 	PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI2)
+ };
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition rb1xx_nor_parts[] = {
+ 	{
+ 		.name	= "booter",
+@@ -50,7 +49,6 @@ static struct mtd_partition rb1xx_nand_p
+ 		.size	= MTDPART_SIZ_FULL
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ /*
+  * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
+@@ -79,10 +77,8 @@ static int rb1xx_nand_fixup(struct mtd_i
+ struct platform_nand_data rb1xx_nand_data __initdata = {
+ 	.chip = {
+ 		.nr_chips	= 1,
+-#ifdef CONFIG_MTD_PARTITIONS
+ 		.nr_partitions	= ARRAY_SIZE(rb1xx_nand_parts),
+ 		.partitions	= rb1xx_nand_parts,
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 		.chip_delay	= RB1XX_NAND_CHIP_DELAY,
+ 		.options	= NAND_NO_AUTOINCR,
+ 		.chip_fixup	= rb1xx_nand_fixup,
+@@ -114,10 +110,8 @@ static void __init rb1xx_mac_setup(void)
+ void __init rb1xx_add_device_flash(void)
+ {
+ 	/* setup data for flash0 device */
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(rb1xx_nor_parts);
+ 	adm5120_flash0_data.parts = rb1xx_nor_parts;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 	adm5120_flash0_data.window_size = 128*1024;
+ 
+ 	adm5120_add_device_flash(0);
+--- a/arch/mips/adm5120/compex/wp54.c
++++ b/arch/mips/adm5120/compex/wp54.c
+@@ -11,7 +11,6 @@
+ 
+ #include "compex.h"
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition wp54g_wrt_partitions[] = {
+ 	{
+ 		.name	= "cfe",
+@@ -28,7 +27,6 @@ static struct mtd_partition wp54g_wrt_pa
+ 		.size	= 0x010000,
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ static struct adm5120_pci_irq wp54_pci_irqs[] __initdata = {
+ 	PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+@@ -83,10 +81,8 @@ MIPS_MACHINE(MACH_ADM5120_WP54, "WP54",
+ 
+ static void __init wp54_wrt_setup(void)
+ {
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(wp54g_wrt_partitions);
+ 	adm5120_flash0_data.parts = wp54g_wrt_partitions;
+-#endif
+ 
+ 	wp54_setup();
+ }
+--- a/arch/mips/adm5120/zyxel/p-33x.c
++++ b/arch/mips/adm5120/zyxel/p-33x.c
+@@ -16,7 +16,6 @@
+ #define P33X_GPIO_FLASH_A20	ADM5120_GPIO_PIN5
+ #define P33X_GPIO_DEV_MASK	(1 << P33X_GPIO_FLASH_A20)
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition p33x_partitions[] = {
+ 	{
+ 		.name	= "bootbase",
+@@ -46,7 +45,6 @@ static struct mtd_partition p33x_partiti
+ 		.size	= MTDPART_SIZ_FULL,
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ static struct adm5120_pci_irq p33x_pci_irqs[] __initdata = {
+ 	PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+@@ -75,10 +73,8 @@ void __init p33x_generic_setup(void)
+ 	gpio_request(P33X_GPIO_FLASH_A20, NULL); /* for flash A20 line */
+ 	gpio_direction_output(P33X_GPIO_FLASH_A20, 0);
+ 	adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(p33x_partitions);
+ 	adm5120_flash0_data.parts = p33x_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 	adm5120_add_device_flash(0);
+ 
+ 	adm5120_add_device_uart(0);
+--- a/arch/mips/adm5120/generic/eb-214a.c
++++ b/arch/mips/adm5120/generic/eb-214a.c
+@@ -28,7 +28,6 @@
+ #define EB214A_GPIO_DEV_MASK	0
+ #define EB214A_CONFIG_OFFSET	0x4000
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition eb214a_partitions[] = {
+ 	{
+ 		.name	= "bootloader",
+@@ -45,7 +44,6 @@ static struct mtd_partition eb214a_parti
+ 		.size	= MTDPART_SIZ_FULL,
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ static struct adm5120_pci_irq eb214a_pci_irqs[] __initdata = {
+ 	PCIIRQ(4, 0, 1, ADM5120_IRQ_PCI0),
+@@ -94,10 +92,8 @@ static void __init eb214a_mac_setup(void
+ 
+ static void __init eb214a_setup(void)
+ {
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(eb214a_partitions);
+ 	adm5120_flash0_data.parts = eb214a_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 	adm5120_add_device_flash(0);
+ 
+ 	adm5120_add_device_gpio(EB214A_GPIO_DEV_MASK);
+--- a/arch/mips/adm5120/motorola/pmugw.c
++++ b/arch/mips/adm5120/motorola/pmugw.c
+@@ -26,7 +26,6 @@
+ #define PMUGW_CONFIG_OFFSET	0x10000
+ #define PMUGW_CONFIG_SIZE	0x1000
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition pmugw_partitions[] = {
+ 	{
+ 		.name	= "admboot",
+@@ -43,7 +42,6 @@ static struct mtd_partition pmugw_partit
+ 		.size	= MTDPART_SIZ_FULL,
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ static u8 pmugw_vlans[6] __initdata = {
+ 	0x41, 0x42, 0x44, 0x48, 0x50, 0x00
+@@ -82,10 +80,8 @@ void __init pmugw_setup(void)
+ 	gpio_direction_output(ADM5120_GPIO_PIN5, 0);
+ 	adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(pmugw_partitions);
+ 	adm5120_flash0_data.parts = pmugw_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ 	adm5120_add_device_uart(1); /* ttyS0 */
+ 	adm5120_add_device_uart(0); /* ttyS1 */
+--- a/arch/mips/adm5120/osbridge/5gxi.c
++++ b/arch/mips/adm5120/osbridge/5gxi.c
+@@ -20,7 +20,6 @@
+ #include <asm/mach-adm5120/adm5120_platform.h>
+ #include <asm/mach-adm5120/adm5120_info.h>
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static struct mtd_partition osbridge_5gxi_partitions[] = {
+ 	{
+ 		.name	= "bootloader",
+@@ -37,7 +36,6 @@ static struct mtd_partition osbridge_5gx
+ 		.size	= MTDPART_SIZ_FULL,
+ 	}
+ };
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ static struct gpio_led osbridge_5gxi_gpio_leds[] __initdata = {
+ 	GPIO_LED_INV(ADM5120_GPIO_PIN6, "5gxi:green:user",	NULL),
+@@ -54,10 +52,8 @@ static u8 osbridge_5gxi_vlans[6] __initd
+ 
+ static void __init osbridge_5gxi_setup(void)
+ {
+-#ifdef CONFIG_MTD_PARTITIONS
+ 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(osbridge_5gxi_partitions);
+ 	adm5120_flash0_data.parts = osbridge_5gxi_partitions;
+-#endif /* CONFIG_MTD_PARTITIONS */
+ 
+ 	adm5120_add_device_uart(0);
+ 	adm5120_add_device_uart(1);
diff --git a/target/linux/adm5120/patches-3.3/a04-use-gpio-keys-polled-driver.patch b/target/linux/adm5120/patches-3.3/a04-use-gpio-keys-polled-driver.patch
new file mode 100644
index 0000000000..ce9d7faeb9
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a04-use-gpio-keys-polled-driver.patch
@@ -0,0 +1,263 @@
+--- a/arch/mips/adm5120/common/platform.c
++++ b/arch/mips/adm5120/common/platform.c
+@@ -245,31 +245,44 @@ void __init adm5120_add_device_uart(unsi
+ /*
+  * GPIO buttons
+  */
+-#define ADM5120_BUTTON_INTERVAL	20
+-struct gpio_buttons_platform_data adm5120_gpio_buttons_data = {
+-	.poll_interval	= ADM5120_BUTTON_INTERVAL,
+-};
+-
+-struct platform_device adm5120_gpio_buttons_device = {
+-	.name		= "gpio-buttons",
+-	.id		= -1,
+-	.dev.platform_data = &adm5120_gpio_buttons_data,
+-};
+-
+-void __init adm5120_add_device_gpio_buttons(unsigned nbuttons,
+-				    struct gpio_button *buttons)
++void __init adm5120_register_gpio_buttons(int id,
++					  unsigned poll_interval,
++					  unsigned nbuttons,
++					  struct gpio_keys_button *buttons)
+ {
+-	struct gpio_button *p;
++	struct platform_device *pdev;
++	struct gpio_keys_platform_data pdata;
++	struct gpio_keys_button *p;
++	int err;
+ 
+-	p = kmalloc(nbuttons * sizeof(*p), GFP_KERNEL);
++	p = kmemdup(buttons, nbuttons * sizeof(*p), GFP_KERNEL);
+ 	if (!p)
+ 		return;
+ 
+-	memcpy(p, buttons, nbuttons * sizeof(*p));
+-	adm5120_gpio_buttons_data.nbuttons = nbuttons;
+-	adm5120_gpio_buttons_data.buttons = p;
++	pdev = platform_device_alloc("gpio-keys-polled", id);
++	if (!pdev)
++		goto err_free_buttons;
++
++	memset(&pdata, 0, sizeof(pdata));
++	pdata.poll_interval = poll_interval;
++	pdata.nbuttons = nbuttons;
++	pdata.buttons = p;
++
++	err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
++	if (err)
++		goto err_put_pdev;
++
++	err = platform_device_add(pdev);
++	if (err)
++		goto err_put_pdev;
++
++	return;
++
++err_put_pdev:
++	platform_device_put(pdev);
+ 
+-	platform_device_register(&adm5120_gpio_buttons_device);
++err_free_buttons:
++	kfree(p);
+ }
+ 
+ /*
+--- a/arch/mips/include/asm/mach-adm5120/adm5120_platform.h
++++ b/arch/mips/include/asm/mach-adm5120/adm5120_platform.h
+@@ -20,7 +20,8 @@
+ #include <linux/mtd/map.h>
+ #include <linux/mtd/partitions.h>
+ #include <linux/mtd/nand.h>
+-#include <linux/gpio_buttons.h>
++#include <linux/input.h>
++#include <linux/gpio_keys.h>
+ #include <linux/amba/bus.h>
+ #include <linux/amba/serial.h>
+ 
+@@ -66,8 +67,10 @@ extern void adm5120_add_device_uart(unsi
+ extern void adm5120_add_device_nand(struct platform_nand_data *pdata) __init;
+ extern void adm5120_add_device_switch(unsigned num_ports, u8 *vlan_map) __init;
+ extern void adm5120_add_device_gpio(u32 disable_mask) __init;
+-extern void adm5120_add_device_gpio_buttons(unsigned nbuttons,
+-					struct gpio_button *buttons) __init;
++extern void adm5120_register_gpio_buttons(int id,
++					  unsigned poll_interval,
++					  unsigned nbuttons,
++					  struct gpio_keys_button *buttons);
+ 
+ #define GPIO_LED_DEF(g, n, t, a) {	\
+ 	.name = (n),			\
+--- a/arch/mips/adm5120/compex/wp54.c
++++ b/arch/mips/adm5120/compex/wp54.c
+@@ -11,6 +11,9 @@
+ 
+ #include "compex.h"
+ 
++#define WP54_KEYS_POLL_INTERVAL		20
++#define WP54_KEYS_DEBOUNCE_INTERVAL	(3 * WP54_KEYS_POLL_INTERVAL)
++
+ static struct mtd_partition wp54g_wrt_partitions[] = {
+ 	{
+ 		.name	= "cfe",
+@@ -32,12 +35,12 @@ static struct adm5120_pci_irq wp54_pci_i
+ 	PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+ };
+ 
+-static struct gpio_button wp54_gpio_buttons[] __initdata = {
++static struct gpio_keys_button wp54_gpio_buttons[] __initdata = {
+ 	{
+ 		.desc		= "reset_button",
+ 		.type		= EV_KEY,
+-		.code		= BTN_0,
+-		.threshold	= 5,
++		.code           = KEY_RESTART,
++		.debounce_interval = WP54_KEYS_DEBOUNCE_INTERVAL,
+ 		.gpio		= ADM5120_GPIO_PIN4,
+ 	}
+ };
+@@ -69,8 +72,9 @@ static void __init wp54_setup(void)
+ 	adm5120_board_reset = wp54_reset;
+ 
+ 	adm5120_add_device_switch(2, wp54_vlans);
+-	adm5120_add_device_gpio_buttons(ARRAY_SIZE(wp54_gpio_buttons),
+-					wp54_gpio_buttons);
++	adm5120_register_gpio_buttons(-1, WP54_KEYS_POLL_INTERVAL,
++				      ARRAY_SIZE(wp54_gpio_buttons),
++				      wp54_gpio_buttons);
+ 	adm5120_add_device_gpio_leds(ARRAY_SIZE(wp54_gpio_leds),
+ 					wp54_gpio_leds);
+ 
+--- a/arch/mips/adm5120/mikrotik/rb-1xx.c
++++ b/arch/mips/adm5120/mikrotik/rb-1xx.c
+@@ -19,6 +19,9 @@
+ 
+ #define RB1XX_NAND_CHIP_DELAY	25
+ 
++#define RB1XX_KEYS_POLL_INTERVAL	20
++#define RB1XX_KEYS_DEBOUNCE_INTERVAL	(3 * RB1XX_KEYS_POLL_INTERVAL)
++
+ static struct adm5120_pci_irq rb1xx_pci_irqs[] __initdata = {
+ 	PCIIRQ(1, 0, 1, ADM5120_IRQ_PCI0),
+ 	PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI1),
+@@ -85,12 +88,12 @@ struct platform_nand_data rb1xx_nand_dat
+ 	},
+ };
+ 
+-struct gpio_button rb1xx_gpio_buttons[] __initdata = {
++struct gpio_keys_button rb1xx_gpio_buttons[] __initdata = {
+ 	{
+ 		.desc		= "reset_button",
+ 		.type		= EV_KEY,
+-		.code		= BTN_0,
+-		.threshold	= 5,
++		.code           = KEY_RESTART,
++		.debounce_interval = RB1XX_KEYS_DEBOUNCE_INTERVAL,
+ 		.gpio		= ADM5120_GPIO_PIN7,
+ 	}
+ };
+@@ -138,8 +141,9 @@ void __init rb1xx_generic_setup(void)
+ 	adm5120_add_device_uart(0);
+ 	adm5120_add_device_uart(1);
+ 
+-	adm5120_add_device_gpio_buttons(ARRAY_SIZE(rb1xx_gpio_buttons),
+-					rb1xx_gpio_buttons);
++	adm5120_register_gpio_buttons(-1, RB1XX_KEYS_POLL_INTERVAL,
++				      ARRAY_SIZE(rb1xx_gpio_buttons),
++				      rb1xx_gpio_buttons);
+ 
+ 	rb1xx_add_device_flash();
+ 	rb1xx_mac_setup();
+--- a/arch/mips/adm5120/generic/eb-214a.c
++++ b/arch/mips/adm5120/generic/eb-214a.c
+@@ -28,6 +28,9 @@
+ #define EB214A_GPIO_DEV_MASK	0
+ #define EB214A_CONFIG_OFFSET	0x4000
+ 
++#define EB214A_KEYS_POLL_INTERVAL	20
++#define EB214A_KEYS_DEBOUNCE_INTERVAL	(3 * EB214A_KEYS_POLL_INTERVAL)
++
+ static struct mtd_partition eb214a_partitions[] = {
+ 	{
+ 		.name	= "bootloader",
+@@ -60,12 +63,12 @@ static struct gpio_led eb214a_gpio_leds[
+ 	GPIO_LED_INV(ADM5120_GPIO_P3L0, "usb4",		NULL),
+ };
+ 
+-static struct gpio_button eb214a_gpio_buttons[] __initdata = {
++static struct gpio_keys_button eb214a_gpio_buttons[] __initdata = {
+ 	{
+ 		.desc		= "reset",
+ 		.type		= EV_KEY,
+-		.code		= BTN_0,
+-		.threshold	= 5,
++		.code           = KEY_RESTART,
++		.debounce_interval = EB214A_KEYS_DEBOUNCE_INTERVAL,
+ 		.gpio		= ADM5120_GPIO_PIN1,
+ 	}
+ };
+@@ -105,8 +108,9 @@ static void __init eb214a_setup(void)
+ 
+ 	eb214a_mac_setup();
+ 
+-	adm5120_add_device_gpio_buttons(ARRAY_SIZE(eb214a_gpio_buttons),
+-					eb214a_gpio_buttons);
++	adm5120_register_gpio_buttons(-1, EB214A_KEYS_POLL_INTERVAL,
++				      ARRAY_SIZE(eb214a_gpio_buttons),
++				      eb214a_gpio_buttons);
+ 
+ 	adm5120_add_device_gpio_leds(ARRAY_SIZE(eb214a_gpio_leds),
+ 					eb214a_gpio_leds);
+--- a/arch/mips/adm5120/edimax/br-61xx.c
++++ b/arch/mips/adm5120/edimax/br-61xx.c
+@@ -18,6 +18,9 @@
+ #define BR61XX_CONFIG_OFFSET	0x8000
+ #define BR61XX_CONFIG_SIZE		0x1000
+ 
++#define BR61XX_KEYS_POLL_INTERVAL	20
++#define BR61XX_KEYS_DEBOUNCE_INTERVAL	(3 * BR61XX_KEYS_POLL_INTERVAL)
++
+ static struct mtd_partition br61xx_partitions[] = {
+ 	{
+ 		.name	= "admboot",
+@@ -35,12 +38,12 @@ static struct mtd_partition br61xx_parti
+ 	}
+ };
+ 
+-static struct gpio_button br61xx_gpio_buttons[] __initdata = {
++static struct gpio_keys_button br61xx_gpio_buttons[] __initdata = {
+ 	{
+ 		.desc		= "reset_button",
+ 		.type		= EV_KEY,
+-		.code		= BTN_0,
+-		.threshold	= 5,
++		.code           = KEY_RESTART,
++		.debounce_interval = BR61XX_KEYS_DEBOUNCE_INTERVAL,
+ 		.gpio		= ADM5120_GPIO_PIN2,
+ 	}
+ };
+@@ -76,8 +79,10 @@ void __init br61xx_generic_setup(void)
+ 	adm5120_add_device_uart(1);
+ 
+ 	adm5120_add_device_switch(5, br61xx_vlans);
+-	adm5120_add_device_gpio_buttons(ARRAY_SIZE(br61xx_gpio_buttons),
+-					br61xx_gpio_buttons);
++
++	adm5120_register_gpio_buttons(-1, BR61XX_KEYS_POLL_INTERVAL,
++				      ARRAY_SIZE(br61xx_gpio_buttons),
++				      br61xx_gpio_buttons);
+ 
+ 	br61xx_mac_setup();
+ }
+--- a/arch/mips/adm5120/mikrotik/rb-1xx.h
++++ b/arch/mips/adm5120/mikrotik/rb-1xx.h
+@@ -26,7 +26,7 @@
+ #include <prom/routerboot.h>
+ 
+ extern struct platform_nand_data rb1xx_nand_data __initdata;
+-extern struct gpio_button rb1xx_gpio_buttons[] __initdata;
++extern struct gpio_keys_button rb1xx_gpio_buttons[] __initdata;
+ 
+ extern void rb1xx_add_device_flash(void) __init;
+ extern void rb1xx_add_device_nand(void) __init;
diff --git a/target/linux/adm5120/patches-3.3/a10-pata-rb150-cf-3.3-fix.patch b/target/linux/adm5120/patches-3.3/a10-pata-rb150-cf-3.3-fix.patch
new file mode 100644
index 0000000000..fc3257a73c
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a10-pata-rb150-cf-3.3-fix.patch
@@ -0,0 +1,33 @@
+--- a/drivers/ata/pata_rb153_cf.c
++++ b/drivers/ata/pata_rb153_cf.c
+@@ -56,7 +56,7 @@ static inline void rb153_pata_finish_io(
+ 	ata_sff_dma_pause(ap);
+ 	ndelay(RB153_CF_IO_DELAY);
+ 
+-	set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
++	irq_set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
+ }
+ 
+ static void rb153_pata_exec_command(struct ata_port *ap,
+@@ -107,11 +107,11 @@ static irqreturn_t rb153_pata_irq_handle
+ 	struct rb153_cf_info *info = ah->private_data;
+ 
+ 	if (gpio_get_value(info->gpio_line)) {
+-		set_irq_type(info->irq, IRQ_TYPE_LEVEL_LOW);
++		irq_set_irq_type(info->irq, IRQ_TYPE_LEVEL_LOW);
+ 		if (!info->frozen)
+ 			ata_sff_interrupt(irq, dev_instance);
+ 	} else {
+-		set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
++		irq_set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
+ 	}
+ 
+ 	return IRQ_HANDLED;
+@@ -138,7 +138,6 @@ static void rb153_pata_setup_port(struct
+ 
+ 	ap->ops		= &rb153_pata_port_ops;
+ 	ap->pio_mask	= 0x1f; /* PIO4 */
+-	ap->flags	= ATA_FLAG_NO_LEGACY | ATA_FLAG_MMIO;
+ 
+ 	ap->ioaddr.cmd_addr	= info->iobase + RB153_CF_REG_CMD;
+ 	ap->ioaddr.ctl_addr	= info->iobase + RB153_CF_REG_CTRL;
diff --git a/target/linux/adm5120/patches-3.3/a11-adm5120_wdt-3.3-fixes.patch b/target/linux/adm5120/patches-3.3/a11-adm5120_wdt-3.3-fixes.patch
new file mode 100644
index 0000000000..261aa79724
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a11-adm5120_wdt-3.3-fixes.patch
@@ -0,0 +1,21 @@
+--- a/drivers/watchdog/adm5120_wdt.c
++++ b/drivers/watchdog/adm5120_wdt.c
+@@ -123,8 +123,7 @@ static ssize_t wdt_write(struct file *fi
+ 	return 0;
+ }
+ 
+-static int wdt_ioctl(struct inode *inode, struct file *file,
+-	unsigned int cmd, unsigned long arg)
++static long wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+ {
+ 	int new_timeout;
+ 	static struct watchdog_info ident = {
+@@ -166,7 +165,7 @@ static const struct file_operations wdt_
+ 	.owner		= THIS_MODULE,
+ 	.llseek		= no_llseek,
+ 	.write		= wdt_write,
+-	.ioctl		= wdt_ioctl,
++	.unlocked_ioctl	= wdt_ioctl,
+ 	.open		= wdt_open,
+ 	.release	= wdt_release,
+ };
diff --git a/target/linux/adm5120/patches-3.3/a12-adm5120sw-3.3-fixes.patch b/target/linux/adm5120/patches-3.3/a12-adm5120sw-3.3-fixes.patch
new file mode 100644
index 0000000000..aa2be2e4ad
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a12-adm5120sw-3.3-fixes.patch
@@ -0,0 +1,84 @@
+--- a/drivers/net/adm5120sw.c
++++ b/drivers/net/adm5120sw.c
+@@ -38,6 +38,7 @@
+ #include <asm/mach-adm5120/adm5120_switch.h>
+ 
+ #include "adm5120sw.h"
++#include <linux/dma-mapping.h>
+ 
+ #define DRV_NAME	"adm5120-switch"
+ #define DRV_DESC	"ADM5120 built-in ethernet switch driver"
+@@ -153,7 +154,7 @@ static unsigned int cur_txl, dirty_txl;
+ 
+ static unsigned int sw_used;
+ 
+-static spinlock_t tx_lock = SPIN_LOCK_UNLOCKED;
++static DEFINE_SPINLOCK(tx_lock);
+ 
+ /* ------------------------------------------------------------------------ */
+ 
+@@ -216,6 +217,7 @@ static inline int desc_ipcsum_fail(struc
+ 
+ /* ------------------------------------------------------------------------ */
+ 
++#ifdef CONFIG_ADM5120_SWITCH_DEBUG
+ static void sw_dump_desc(char *label, struct dma_desc *desc, int tx)
+ {
+ 	u32 t;
+@@ -336,6 +338,11 @@ static void sw_dump_regs(void)
+ 	t = sw_read_reg(SWITCH_REG_RLDA);
+ 	SW_DBG("rlda: %08X\n", t);
+ }
++#else
++static inline void sw_dump_desc(char *label, struct dma_desc *desc, int tx) {}
++static void sw_dump_intr_mask(char *label, u32 mask) {}
++static inline void sw_dump_regs(void) {}
++#endif /* CONFIG_ADM5120_SWITCH_DEBUG */
+ 
+ /* ------------------------------------------------------------------------ */
+ 
+@@ -502,7 +509,7 @@ static int adm5120_if_poll(struct napi_s
+ {
+ 	struct adm5120_if_priv *priv = container_of(napi,
+ 				struct adm5120_if_priv, napi);
+-	struct net_device *dev = priv->dev;
++	struct net_device *dev  __maybe_unused = priv->dev;
+ 	int done;
+ 	u32 status;
+ 
+@@ -920,7 +927,7 @@ static void adm5120_if_tx_timeout(struct
+ 	SW_INFO("TX timeout on %s\n", dev->name);
+ }
+ 
+-static void adm5120_if_set_multicast_list(struct net_device *dev)
++static void adm5120_if_set_rx_mode(struct net_device *dev)
+ {
+ 	struct adm5120_if_priv *priv = netdev_priv(dev);
+ 	u32 ports;
+@@ -937,7 +944,7 @@ static void adm5120_if_set_multicast_lis
+ 		t |= (ports << CPUP_CONF_DUNP_SHIFT);
+ 
+ 	if (dev->flags & IFF_PROMISC || dev->flags & IFF_ALLMULTI ||
+-					dev->mc_count)
++					netdev_mc_count(dev))
+ 		/* enable multicast packets */
+ 		t &= ~(ports << CPUP_CONF_DMCP_SHIFT);
+ 	else
+@@ -1024,7 +1031,7 @@ static const struct net_device_ops adm51
+ 	.ndo_open		= adm5120_if_open,
+ 	.ndo_stop		= adm5120_if_stop,
+ 	.ndo_start_xmit		= adm5120_if_hard_start_xmit,
+-	.ndo_set_multicast_list	= adm5120_if_set_multicast_list,
++	.ndo_set_rx_mode	= adm5120_if_set_rx_mode,
+ 	.ndo_do_ioctl		= adm5120_if_do_ioctl,
+ 	.ndo_tx_timeout		= adm5120_if_tx_timeout,
+ 	.ndo_validate_addr	= eth_validate_addr,
+@@ -1076,7 +1083,7 @@ static void adm5120_switch_cleanup(void)
+ 	adm5120_switch_rx_ring_free();
+ }
+ 
+-static int __init adm5120_switch_probe(struct platform_device *pdev)
++static int __devinit adm5120_switch_probe(struct platform_device *pdev)
+ {
+ 	u32 t;
+ 	int i, err;
diff --git a/target/linux/adm5120/patches-3.3/a13-adm5120_flash-3.3-fixes.patch b/target/linux/adm5120/patches-3.3/a13-adm5120_flash-3.3-fixes.patch
new file mode 100644
index 0000000000..ea2e19f2ca
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a13-adm5120_flash-3.3-fixes.patch
@@ -0,0 +1,166 @@
+--- a/drivers/mtd/maps/adm5120-flash.c
++++ b/drivers/mtd/maps/adm5120-flash.c
+@@ -54,10 +54,6 @@ struct adm5120_flash_info {
+ 	struct resource		*res;
+ 	struct platform_device	*dev;
+ 	struct adm5120_map_info	amap;
+-#ifdef CONFIG_MTD_PARTITIONS
+-	int			nr_parts;
+-	struct mtd_partition	*parts[MAX_PARSED_PARTS];
+-#endif
+ };
+ 
+ struct flash_desc {
+@@ -96,7 +92,6 @@ static const char const *probe_types[] =
+ 	NULL
+ };
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+ static const char const *parse_types[] = {
+ 	"cmdlinepart",
+ #ifdef CONFIG_MTD_REDBOOT_PARTS
+@@ -106,7 +101,6 @@ static const char const *parse_types[] =
+ 	"MyLoader",
+ #endif
+ };
+-#endif
+ 
+ #define BANK_SIZE	(2<<20)
+ #define BANK_SIZE_MAX	(4<<20)
+@@ -318,89 +312,6 @@ static void adm5120_flash_initbanks(stru
+ 	info->mtd->size = info->amap.window_size;
+ }
+ 
+-#ifdef CONFIG_MTD_PARTITIONS
+-static int adm5120_flash_initparts(struct adm5120_flash_info *info)
+-{
+-	struct adm5120_flash_platform_data *pdata;
+-	struct map_info *map = &info->amap.map;
+-	int num_parsers;
+-	const char *parser[2];
+-	int err = 0;
+-	int nr_parts;
+-	int i;
+-
+-	info->nr_parts = 0;
+-
+-	pdata = info->dev->dev.platform_data;
+-	if (pdata == NULL)
+-		goto out;
+-
+-	if (pdata->nr_parts) {
+-		MAP_INFO(map, "adding static partitions\n");
+-		err = add_mtd_partitions(info->mtd, pdata->parts,
+-			pdata->nr_parts);
+-		if (err == 0) {
+-			info->nr_parts += pdata->nr_parts;
+-			goto out;
+-		}
+-	}
+-
+-	num_parsers = ARRAY_SIZE(parse_types);
+-	if (num_parsers > MAX_PARSED_PARTS)
+-		num_parsers = MAX_PARSED_PARTS;
+-
+-	parser[1] = NULL;
+-	for (i = 0; i < num_parsers; i++) {
+-		parser[0] = parse_types[i];
+-
+-		MAP_INFO(map, "parsing \"%s\" partitions\n",
+-			parser[0]);
+-		nr_parts = parse_mtd_partitions(info->mtd, parser,
+-			&info->parts[i], 0);
+-
+-		if (nr_parts <= 0)
+-			continue;
+-
+-		MAP_INFO(map, "adding \"%s\" partitions\n",
+-			parser[0]);
+-
+-		err = add_mtd_partitions(info->mtd, info->parts[i], nr_parts);
+-		if (err)
+-			break;
+-
+-		info->nr_parts += nr_parts;
+-	}
+-out:
+-	return err;
+-}
+-#else
+-static int adm5120_flash_initparts(struct adm5120_flash_info *info)
+-{
+-	return 0;
+-}
+-#endif /* CONFIG_MTD_PARTITIONS */
+-
+-#ifdef CONFIG_MTD_PARTITIONS
+-static void adm5120_flash_remove_mtd(struct adm5120_flash_info *info)
+-{
+-	int i;
+-
+-	if (info->nr_parts) {
+-		del_mtd_partitions(info->mtd);
+-		for (i = 0; i < MAX_PARSED_PARTS; i++)
+-			if (info->parts[i] != NULL)
+-				kfree(info->parts[i]);
+-	} else {
+-		del_mtd_device(info->mtd);
+-	}
+-}
+-#else
+-static void adm5120_flash_remove_mtd(struct adm5120_flash_info *info)
+-{
+-	del_mtd_device(info->mtd);
+-}
+-#endif
+-
+ static int adm5120_flash_remove(struct platform_device *dev)
+ {
+ 	struct adm5120_flash_info *info;
+@@ -412,7 +323,7 @@ static int adm5120_flash_remove(struct p
+ 	platform_set_drvdata(dev, NULL);
+ 
+ 	if (info->mtd != NULL) {
+-		adm5120_flash_remove_mtd(info);
++		mtd_device_unregister(info->mtd);
+ 		map_destroy(info->mtd);
+ 	}
+ 
+@@ -429,11 +340,18 @@ static int adm5120_flash_remove(struct p
+ 
+ static int adm5120_flash_probe(struct platform_device *dev)
+ {
++	struct adm5120_flash_platform_data *pdata;
+ 	struct adm5120_flash_info *info;
+ 	struct map_info *map;
+ 	const char **probe_type;
+ 	int err;
+ 
++	pdata = dev->dev.platform_data;
++	if (!pdata) {
++		dev_err(&dev->dev, "no platform data\n");
++		return -EINVAL;
++	}
++
+ 	info = kzalloc(sizeof(*info), GFP_KERNEL);
+ 	if (info == NULL) {
+ 		err = -ENOMEM;
+@@ -484,16 +402,11 @@ static int adm5120_flash_probe(struct pl
+ 
+ 	info->mtd->owner = THIS_MODULE;
+ 
+-	err = adm5120_flash_initparts(info);
++	err = mtd_device_parse_register(info->mtd, parse_types, 0,
++				  	pdata->parts, pdata->nr_parts);
+ 	if (err)
+ 		goto err_out;
+ 
+-	if (info->nr_parts == 0) {
+-		MAP_INFO(map, "no partitions available, registering "
+-			"whole flash\n");
+-		add_mtd_device(info->mtd);
+-	}
+-
+ 	return 0;
+ 
+ err_out:
diff --git a/target/linux/adm5120/patches-3.3/a14-mtd-trxsplit-fixes.patch b/target/linux/adm5120/patches-3.3/a14-mtd-trxsplit-fixes.patch
new file mode 100644
index 0000000000..f9ececf61c
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a14-mtd-trxsplit-fixes.patch
@@ -0,0 +1,20 @@
+--- a/drivers/mtd/trxsplit.c
++++ b/drivers/mtd/trxsplit.c
+@@ -144,7 +144,7 @@ static void trxsplit_create_partitions(s
+ 	part = &trx_parts[i];
+ 	part->name = "rootfs";
+ 
+-	err = add_mtd_partitions(mtd, trx_parts, trx_nr_parts);
++	err = mtd_device_register(mtd, trx_parts, trx_nr_parts);
+ 	if (err) {
+ 		printk(KERN_ALERT PFX "adding TRX partitions failed\n");
+ 		return;
+@@ -159,7 +159,7 @@ static int trxsplit_refresh_partitions(s
+ 		mtd->name, MTD_BLOCK_MAJOR, mtd->index);
+ 
+ 	/* remove old partitions */
+-	del_mtd_partitions(mtd);
++	mtd_device_unregister(mtd);
+ 
+ 	trxsplit_findtrx(mtd);
+ 	if (!trx_mtd)
diff --git a/target/linux/adm5120/patches-3.3/a15-adm5120-usb-driver-cleanup.patch b/target/linux/adm5120/patches-3.3/a15-adm5120-usb-driver-cleanup.patch
new file mode 100644
index 0000000000..5994d43c8a
--- /dev/null
+++ b/target/linux/adm5120/patches-3.3/a15-adm5120-usb-driver-cleanup.patch
@@ -0,0 +1,582 @@
+--- a/drivers/usb/host/adm5120.h
++++ b/drivers/usb/host/adm5120.h
+@@ -403,6 +403,7 @@ struct admhcd {
+ 	 * other external transceivers should be software-transparent
+ 	 */
+ 	struct otg_transceiver	*transceiver;
++	void (*start_hnp)(struct admhcd *ahcd);
+ #endif
+ 
+ 	/*
+@@ -537,15 +538,7 @@ static inline struct usb_hcd *admhcd_to_
+  * Big-endian read/write functions are arch-specific.
+  * Other arches can be added if/when they're needed.
+  *
+- * REVISIT: arch/powerpc now has readl/writel_be, so the
+- * definition below can die once the STB04xxx support is
+- * finally ported over.
+  */
+-#if defined(CONFIG_PPC) && !defined(CONFIG_PPC_MERGE)
+-#define readl_be(addr)		in_be32((__force unsigned *)addr)
+-#define writel_be(val, addr)	out_be32((__force unsigned *)addr, val)
+-#endif
+-
+ static inline unsigned int admhc_readl(const struct admhcd *ahcd,
+ 	__hc32 __iomem *regs)
+ {
+--- a/drivers/usb/host/adm5120-drv.c
++++ b/drivers/usb/host/adm5120-drv.c
+@@ -9,7 +9,7 @@
+  *   (C) Copyright 2002 Hewlett-Packard Company
+  *
+  *   Written by Christopher Hoover <ch@hpl.hp.com>
+- *   Based on fragments of previous driver by Rusell King et al.
++ *   Based on fragments of previous driver by Russell King et al.
+  *
+  *   Modified for LH7A404 from ahcd-sa1111.c
+  *    by Durgesh Pattamatta <pattamattad@sharpsec.com>
+@@ -81,7 +81,7 @@ static int admhc_adm5120_probe(const str
+ 
+ 	admhc_hcd_init(hcd_to_admhcd(hcd));
+ 
+-	retval = usb_add_hcd(hcd, irq, IRQF_DISABLED);
++	retval = usb_add_hcd(hcd, irq, 0);
+ 	if (retval)
+ 		goto err_io;
+ 
+@@ -109,10 +109,7 @@ static void admhc_adm5120_remove(struct
+ 	usb_put_hcd(hcd);
+ }
+ 
+-/*-------------------------------------------------------------------------*/
+-
+-static int __devinit
+-admhc_adm5120_start(struct usb_hcd *hcd)
++static int __devinit admhc_adm5120_start(struct usb_hcd *hcd)
+ {
+ 	struct admhcd	*ahcd = hcd_to_admhcd(hcd);
+ 	int		ret;
+@@ -137,8 +134,6 @@ err:
+ 	return ret;
+ }
+ 
+-/*-------------------------------------------------------------------------*/
+-
+ static const struct hc_driver adm5120_hc_driver = {
+ 	.description =		hcd_name,
+ 	.product_desc =		"ADM5120 built-in USB 1.1 Host Controller",
+@@ -181,8 +176,6 @@ static const struct hc_driver adm5120_hc
+ 	.start_port_reset =	admhc_start_port_reset,
+ };
+ 
+-/*-------------------------------------------------------------------------*/
+-
+ static int usb_hcd_adm5120_probe(struct platform_device *pdev)
+ {
+ 	int ret;
+--- a/drivers/usb/host/adm5120-dbg.c
++++ b/drivers/usb/host/adm5120-dbg.c
+@@ -401,25 +401,28 @@ static const struct file_operations debu
+ 	.open		= debug_async_open,
+ 	.read		= debug_output,
+ 	.release	= debug_close,
++	.llseek		= default_llseek,
+ };
+ static const struct file_operations debug_periodic_fops = {
+ 	.owner		= THIS_MODULE,
+ 	.open		= debug_periodic_open,
+ 	.read		= debug_output,
+ 	.release	= debug_close,
++	.llseek		= default_llseek,
+ };
+ static const struct file_operations debug_registers_fops = {
+ 	.owner		= THIS_MODULE,
+ 	.open		= debug_registers_open,
+ 	.read		= debug_output,
+ 	.release	= debug_close,
++	.llseek		= default_llseek,
+ };
+ 
+ static struct dentry *admhc_debug_root;
+ 
+ struct debug_buffer {
+ 	ssize_t (*fill_func)(struct debug_buffer *);    /* fill method */
+-	struct device *dev;
++	struct admhcd *ahcd;
+ 	struct mutex mutex;     /* protect filling of buffer */
+ 	size_t count;           /* number of characters filled into buffer */
+ 	char *page;
+@@ -494,15 +497,11 @@ show_list(struct admhcd *ahcd, char *buf
+ 
+ static ssize_t fill_async_buffer(struct debug_buffer *buf)
+ {
+-	struct usb_bus		*bus;
+-	struct usb_hcd		*hcd;
+ 	struct admhcd		*ahcd;
+ 	size_t			temp;
+ 	unsigned long		flags;
+ 
+-	bus = dev_get_drvdata(buf->dev);
+-	hcd = bus_to_hcd(bus);
+-	ahcd = hcd_to_admhcd(hcd);
++	ahcd = buf->ahcd;
+ 
+ 	spin_lock_irqsave(&ahcd->lock, flags);
+ 	temp = show_list(ahcd, buf->page, PAGE_SIZE, ahcd->ed_head);
+@@ -516,8 +515,6 @@ static ssize_t fill_async_buffer(struct
+ 
+ static ssize_t fill_periodic_buffer(struct debug_buffer *buf)
+ {
+-	struct usb_bus		*bus;
+-	struct usb_hcd		*hcd;
+ 	struct admhcd		*ahcd;
+ 	struct ed		**seen, *ed;
+ 	unsigned long		flags;
+@@ -530,9 +527,7 @@ static ssize_t fill_periodic_buffer(stru
+ 		return 0;
+ 	seen_count = 0;
+ 
+-	bus = dev_get_drvdata(buf->dev);
+-	hcd = bus_to_hcd(bus);
+-	ahcd = hcd_to_admhcd(hcd);
++	ahcd = buf->ahcd;
+ 	next = buf->page;
+ 	size = PAGE_SIZE;
+ 
+@@ -615,7 +610,6 @@ static ssize_t fill_periodic_buffer(stru
+ 
+ static ssize_t fill_registers_buffer(struct debug_buffer *buf)
+ {
+-	struct usb_bus		*bus;
+ 	struct usb_hcd		*hcd;
+ 	struct admhcd		*ahcd;
+ 	struct admhcd_regs __iomem *regs;
+@@ -624,9 +618,8 @@ static ssize_t fill_registers_buffer(str
+ 	char			*next;
+ 	u32			rdata;
+ 
+-	bus = dev_get_drvdata(buf->dev);
+-	hcd = bus_to_hcd(bus);
+-	ahcd = hcd_to_admhcd(hcd);
++	ahcd = buf->ahcd;
++	hcd = admhc_to_hcd(ahcd);
+ 	regs = ahcd->regs;
+ 	next = buf->page;
+ 	size = PAGE_SIZE;
+@@ -638,13 +631,13 @@ static ssize_t fill_registers_buffer(str
+ 	admhc_dbg_sw(ahcd, &next, &size,
+ 		"bus %s, device %s\n"
+ 		"%s\n"
+-		"%s version " DRIVER_VERSION "\n",
++		"%s\n",
+ 		hcd->self.controller->bus->name,
+ 		dev_name(hcd->self.controller),
+ 		hcd->product_desc,
+ 		hcd_name);
+ 
+-	if (bus->controller->power.power_state.event) {
++	if (!HCD_HW_ACCESSIBLE(hcd)) {
+ 		size -= scnprintf(next, size,
+ 			"SUSPENDED (no register access)\n");
+ 		goto done;
+@@ -691,7 +684,7 @@ done:
+ }
+ 
+ 
+-static struct debug_buffer *alloc_buffer(struct device *dev,
++static struct debug_buffer *alloc_buffer(struct admhcd *ahcd,
+ 				ssize_t (*fill_func)(struct debug_buffer *))
+ {
+ 	struct debug_buffer *buf;
+@@ -699,7 +692,7 @@ static struct debug_buffer *alloc_buffer
+ 	buf = kzalloc(sizeof(struct debug_buffer), GFP_KERNEL);
+ 
+ 	if (buf) {
+-		buf->dev = dev;
++		buf->ahcd = ahcd;
+ 		buf->fill_func = fill_func;
+ 		mutex_init(&buf->mutex);
+ 	}
+@@ -792,26 +785,25 @@ static int debug_registers_open(struct i
+ static inline void create_debug_files(struct admhcd *ahcd)
+ {
+ 	struct usb_bus *bus = &admhcd_to_hcd(ahcd)->self;
+-	struct device *dev = bus->dev;
+ 
+ 	ahcd->debug_dir = debugfs_create_dir(bus->bus_name, admhc_debug_root);
+ 	if (!ahcd->debug_dir)
+ 		goto dir_error;
+ 
+ 	ahcd->debug_async = debugfs_create_file("async", S_IRUGO,
+-						ahcd->debug_dir, dev,
++						ahcd->debug_dir, ahcd,
+ 						&debug_async_fops);
+ 	if (!ahcd->debug_async)
+ 		goto async_error;
+ 
+ 	ahcd->debug_periodic = debugfs_create_file("periodic", S_IRUGO,
+-						ahcd->debug_dir, dev,
++						ahcd->debug_dir, ahcd,
+ 						&debug_periodic_fops);
+ 	if (!ahcd->debug_periodic)
+ 		goto periodic_error;
+ 
+ 	ahcd->debug_registers = debugfs_create_file("registers", S_IRUGO,
+-						ahcd->debug_dir, dev,
++						ahcd->debug_dir, ahcd,
+ 						&debug_registers_fops);
+ 	if (!ahcd->debug_registers)
+ 		goto registers_error;
+--- a/drivers/usb/host/adm5120-pm.c
++++ b/drivers/usb/host/adm5120-pm.c
+@@ -257,7 +257,7 @@ static int admhc_bus_suspend(struct usb_
+ 
+ 	spin_lock_irq(&ahcd->lock);
+ 
+-	if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
++	if (unlikely(!HCD_HW_ACCESSIBLE(hcd)))
+ 		rc = -ESHUTDOWN;
+ 	else
+ 		rc = admhc_rh_suspend(ahcd, 0);
+@@ -275,7 +275,7 @@ static int admhc_bus_resume(struct usb_h
+ 
+ 	spin_lock_irq(&ahcd->lock);
+ 
+-	if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
++	if (unlikely(!HCD_HW_ACCESSIBLE(hcd)))
+ 		rc = -ESHUTDOWN;
+ 	else
+ 		rc = admhc_rh_resume(ahcd);
+--- a/drivers/usb/host/adm5120-hcd.c
++++ b/drivers/usb/host/adm5120-hcd.c
+@@ -32,9 +32,9 @@
+ #include <linux/list.h>
+ #include <linux/usb.h>
+ #include <linux/usb/otg.h>
++#include <linux/usb/hcd.h>
+ #include <linux/dma-mapping.h>
+ #include <linux/dmapool.h>
+-#include <linux/reboot.h>
+ #include <linux/debugfs.h>
+ #include <linux/io.h>
+ 
+@@ -43,9 +43,6 @@
+ #include <asm/unaligned.h>
+ #include <asm/byteorder.h>
+ 
+-#include "../core/hcd.h"
+-#include "../core/hub.h"
+-
+ #define DRIVER_VERSION	"0.27.0"
+ #define DRIVER_AUTHOR	"Gabor Juhos <juhosg@openwrt.org>"
+ #define DRIVER_DESC	"ADMtek USB 1.1 Host Controller Driver"
+@@ -117,7 +114,7 @@ static int admhc_urb_enqueue(struct usb_
+ 		td_cnt = 2;
+ 		/* FALLTHROUGH */
+ 	case PIPE_BULK:
+-		/* one TD for every 4096 Bytes (can be upto 8K) */
++		/* one TD for every 4096 Bytes (can be up to 8K) */
+ 		td_cnt += urb->transfer_buffer_length / TD_DATALEN_MAX;
+ 		/* ... and for any remaining bytes ... */
+ 		if ((urb->transfer_buffer_length % TD_DATALEN_MAX) != 0)
+@@ -153,7 +150,7 @@ static int admhc_urb_enqueue(struct usb_
+ 
+ 	spin_lock_irqsave(&ahcd->lock, flags);
+ 	/* don't submit to a dead HC */
+-	if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)) {
++	if (!HCD_HW_ACCESSIBLE(hcd)) {
+ 		ret = -ENODEV;
+ 		goto fail;
+ 	}
+@@ -321,7 +318,6 @@ sanitize:
+ 	ep->hcpriv = NULL;
+ 
+ 	spin_unlock_irqrestore(&ahcd->lock, flags);
+-	return;
+ }
+ 
+ static int admhc_get_frame_number(struct usb_hcd *hcd)
+@@ -488,7 +484,7 @@ err:
+  */
+ static int admhc_run(struct admhcd *ahcd)
+ {
+-	u32			temp;
++	u32			val;
+ 	int			first = ahcd->fminterval == 0;
+ 	struct usb_hcd		*hcd = admhcd_to_hcd(ahcd);
+ 
+@@ -496,8 +492,8 @@ static int admhc_run(struct admhcd *ahcd
+ 
+ 	/* boot firmware should have set this up (5.1.1.3.1) */
+ 	if (first) {
+-		temp = admhc_readl(ahcd, &ahcd->regs->fminterval);
+-		ahcd->fminterval = temp & ADMHC_SFI_FI_MASK;
++		val = admhc_readl(ahcd, &ahcd->regs->fminterval);
++		ahcd->fminterval = val & ADMHC_SFI_FI_MASK;
+ 		if (ahcd->fminterval != FI)
+ 			admhc_dbg(ahcd, "fminterval delta %d\n",
+ 				ahcd->fminterval - FI);
+@@ -507,30 +503,30 @@ static int admhc_run(struct admhcd *ahcd
+ 	}
+ 
+ #if 0	/* TODO: not applicable */
+-	/* Reset USB nearly "by the book".  RemoteWakeupConnected was
+-	 * saved if boot firmware (BIOS/SMM/...) told us it's connected,
+-	 * or if bus glue did the same (e.g. for PCI add-in cards with
+-	 * PCI PM support).
++	/* Reset USB nearly "by the book".  RemoteWakeupConnected has
++	 * to be checked in case boot firmware (BIOS/SMM/...) has set up
++	 * wakeup in a way the bus isn't aware of (e.g., legacy PCI PM).
++	 * If the bus glue detected wakeup capability then it should
++	 * already be enabled; if so we'll just enable it again.
+ 	 */
+-	if ((ahcd->hc_control & OHCI_CTRL_RWC) != 0
+-			&& !device_may_wakeup(hcd->self.controller))
+-		device_init_wakeup(hcd->self.controller, 1);
++	if ((ahcd->hc_control & OHCI_CTRL_RWC) != 0)
++		device_set_wakeup_capable(hcd->self.controller, 1);
+ #endif
+ 
+ 	switch (ahcd->host_control & ADMHC_HC_BUSS) {
+ 	case ADMHC_BUSS_OPER:
+-		temp = 0;
++		val = 0;
+ 		break;
+ 	case ADMHC_BUSS_SUSPEND:
+ 		/* FALLTHROUGH ? */
+ 	case ADMHC_BUSS_RESUME:
+ 		ahcd->host_control = ADMHC_BUSS_RESUME;
+-		temp = 10 /* msec wait */;
++		val = 10 /* msec wait */;
+ 		break;
+ 	/* case ADMHC_BUSS_RESET: */
+ 	default:
+ 		ahcd->host_control = ADMHC_BUSS_RESET;
+-		temp = 50 /* msec wait */;
++		val = 50 /* msec wait */;
+ 		break;
+ 	}
+ 	admhc_writel(ahcd, ahcd->host_control, &ahcd->regs->host_control);
+@@ -538,12 +534,12 @@ static int admhc_run(struct admhcd *ahcd
+ 	/* flush the writes */
+ 	admhc_writel_flush(ahcd);
+ 
+-	msleep(temp);
+-	temp = admhc_read_rhdesc(ahcd);
+-	if (!(temp & ADMHC_RH_NPS)) {
++	msleep(val);
++	val = admhc_read_rhdesc(ahcd);
++	if (!(val & ADMHC_RH_NPS)) {
+ 		/* power down each port */
+-		for (temp = 0; temp < ahcd->num_ports; temp++)
+-			admhc_write_portstatus(ahcd, temp, ADMHC_PS_CPP);
++		for (val = 0; val < ahcd->num_ports; val++)
++			admhc_write_portstatus(ahcd, val, ADMHC_PS_CPP);
+ 	}
+ 	/* flush those writes */
+ 	admhc_writel_flush(ahcd);
+@@ -552,9 +548,9 @@ static int admhc_run(struct admhcd *ahcd
+ 	spin_lock_irq(&ahcd->lock);
+ 
+ 	admhc_writel(ahcd, ADMHC_CTRL_SR,  &ahcd->regs->gencontrol);
+-	temp = 30;	/* ... allow extra time */
++	val = 30;	/* ... allow extra time */
+ 	while ((admhc_readl(ahcd, &ahcd->regs->gencontrol) & ADMHC_CTRL_SR) != 0) {
+-		if (--temp == 0) {
++		if (--val == 0) {
+ 			spin_unlock_irq(&ahcd->lock);
+ 			admhc_err(ahcd, "USB HC reset timed out!\n");
+ 			return -1;
+@@ -571,7 +567,7 @@ static int admhc_run(struct admhcd *ahcd
+ 	periodic_reinit(ahcd);
+ 
+ 	/* use rhsc irqs after khubd is fully initialized */
+-	hcd->poll_rh = 1;
++	set_bit(HCD_FLAG_POLL_RH, &hcd->flags);
+ 	hcd->uses_new_polling = 1;
+ 
+ #if 0
+@@ -594,10 +590,10 @@ static int admhc_run(struct admhcd *ahcd
+ 	ahcd->host_control = ADMHC_BUSS_OPER;
+ 	admhc_writel(ahcd, ahcd->host_control, &ahcd->regs->host_control);
+ 
+-	temp = 20;
++	val = 20;
+ 	while ((admhc_readl(ahcd, &ahcd->regs->host_control)
+ 			& ADMHC_HC_BUSS) != ADMHC_BUSS_OPER) {
+-		if (--temp == 0) {
++		if (--val == 0) {
+ 			spin_unlock_irq(&ahcd->lock);
+ 			admhc_err(ahcd, "unable to setup operational mode!\n");
+ 			return -1;
+@@ -613,10 +609,10 @@ static int admhc_run(struct admhcd *ahcd
+ 	/* FIXME: enabling DMA is always failed here for an unknown reason */
+ 	admhc_dma_enable(ahcd);
+ 
+-	temp = 200;
++	val = 200;
+ 	while ((admhc_readl(ahcd, &ahcd->regs->host_control)
+ 			& ADMHC_HC_DMAE) != ADMHC_HC_DMAE) {
+-		if (--temp == 0) {
++		if (--val == 0) {
+ 			spin_unlock_irq(&ahcd->lock);
+ 			admhc_err(ahcd, "unable to enable DMA!\n");
+ 			admhc_dump(ahcd, 1);
+@@ -688,7 +684,7 @@ static irqreturn_t admhc_irq(struct usb_
+ 		 */
+ 		admhc_vdbg(ahcd, "Resume Detect\n");
+ 		admhc_intr_ack(ahcd, ADMHC_INTR_RESI);
+-		hcd->poll_rh = 1;
++		set_bit(HCD_FLAG_POLL_RH, &hcd->flags);
+ 		if (ahcd->autostop) {
+ 			spin_lock(&ahcd->lock);
+ 			admhc_rh_resume(ahcd);
+@@ -799,9 +795,10 @@ static int __init admhc_hcd_mod_init(voi
+ 	pr_info("%s: " DRIVER_INFO "\n", hcd_name);
+ 	pr_info("%s: block sizes: ed %Zd td %Zd\n", hcd_name,
+ 		sizeof(struct ed), sizeof(struct td));
++	set_bit(USB_OHCI_LOADED, &usb_hcds_loaded);
+ 
+ #ifdef DEBUG
+-	admhc_debug_root = debugfs_create_dir("admhc", NULL);
++	admhc_debug_root = debugfs_create_dir("admhc", usb_debug_root);
+ 	if (!admhc_debug_root) {
+ 		ret = -ENOENT;
+ 		goto error_debug;
+@@ -826,6 +823,7 @@ error_platform:
+ 	admhc_debug_root = NULL;
+ error_debug:
+ #endif
++	clear_bit(USB_OHCI_LOADED, &usb_hcds_loaded);
+ 	return ret;
+ }
+ module_init(admhc_hcd_mod_init);
+@@ -836,6 +834,7 @@ static void __exit admhc_hcd_mod_exit(vo
+ #ifdef DEBUG
+ 	debugfs_remove(admhc_debug_root);
+ #endif
++	clear_bit(USB_OHCI_LOADED, &usb_hcds_loaded);
+ }
+ module_exit(admhc_hcd_mod_exit);
+ 
+--- a/drivers/usb/host/adm5120-hub.c
++++ b/drivers/usb/host/adm5120-hub.c
+@@ -75,7 +75,7 @@ admhc_hub_status_data(struct usb_hcd *hc
+ 	u32		status;
+ 
+ 	spin_lock_irqsave(&ahcd->lock, flags);
+-	if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))
++	if (!HCD_HW_ACCESSIBLE(hcd))
+ 		goto done;
+ 
+ 	/* init status */
+@@ -106,8 +106,11 @@ admhc_hub_status_data(struct usb_hcd *hc
+ 		}
+ 	}
+ 
+-	hcd->poll_rh = admhc_root_hub_state_changes(ahcd, changed,
+-			any_connected);
++	if (admhc_root_hub_state_changes(ahcd, changed,
++			any_connected))
++		set_bit(HCD_FLAG_POLL_RH, &hcd->flags);
++	else
++		clear_bit(HCD_FLAG_POLL_RH, &hcd->flags);
+ 
+ done:
+ 	spin_unlock_irqrestore(&ahcd->lock, flags);
+@@ -143,9 +146,9 @@ static int admhc_get_hub_descriptor(stru
+ 	    temp |= 0x0008;
+ 	desc->wHubCharacteristics = (__force __u16)cpu_to_hc16(ahcd, temp);
+ 
+-	/* two bitmaps:  ports removable, and usb 1.0 legacy PortPwrCtrlMask */
+-	desc->bitmap[0] = 0;
+-	desc->bitmap[0] = ~0;
++	/* ports removable, and usb 1.0 legacy PortPwrCtrlMask */
++	desc->u.hs.DeviceRemovable[0] = 0;
++	desc->u.hs.DeviceRemovable[0] = ~0;
+ 
+ 	return 0;
+ }
+@@ -310,10 +313,10 @@ static int admhc_hub_control(struct usb_
+ 		u16 wIndex, char *buf, u16 wLength)
+ {
+ 	struct admhcd	*ahcd = hcd_to_admhcd(hcd);
+-	int		ports = hcd_to_bus(hcd)->root_hub->maxchild;
++	int		ports = ahcd->num_ports;
+ 	int		ret = 0;
+ 
+-	if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
++	if (unlikely(!HCD_HW_ACCESSIBLE(hcd)))
+ 		return -ESHUTDOWN;
+ 
+ 	switch (typeReq) {
+--- a/drivers/usb/host/adm5120-q.c
++++ b/drivers/usb/host/adm5120-q.c
+@@ -14,6 +14,7 @@
+  */
+ 
+ #include <linux/irq.h>
++#include <linux/slab.h>
+ 
+ /*-------------------------------------------------------------------------*/
+ 
+@@ -300,7 +301,7 @@ static struct ed *ed_get(struct admhcd *
+ 		u32		info;
+ 
+ 		/* FIXME: usbcore changes dev->devnum before SET_ADDRESS
+-		 * suceeds ... otherwise we wouldn't need "pipe".
++		 * succeeds ... otherwise we wouldn't need "pipe".
+ 		 */
+ 		info = usb_pipedevice(pipe);
+ 		info |= (ep->desc.bEndpointAddress & ~USB_DIR_IN) << ED_EN_SHIFT;
+@@ -634,8 +635,7 @@ static int td_done(struct admhcd *ahcd,
+ 
+ /*-------------------------------------------------------------------------*/
+ 
+-static inline void
+-ed_halted(struct admhcd *ahcd, struct td *td, int cc, struct td *rev)
++static void ed_halted(struct admhcd *ahcd, struct td *td, int cc)
+ {
+ 	struct urb		*urb = td->urb;
+ 	struct urb_priv		*urb_priv = urb->hcpriv;
+@@ -764,6 +764,7 @@ rescan_this:
+ 			struct urb	*urb;
+ 			struct urb_priv	*urb_priv;
+ 			__hc32		savebits;
++			u32		tdINFO;
+ 			int		status;
+ 
+ 			td = list_entry(entry, struct td, td_list);
+@@ -781,6 +782,16 @@ rescan_this:
+ 			/* patch pointer hc uses */
+ 			savebits = *prev & ~cpu_to_hc32(ahcd, TD_MASK);
+ 			*prev = td->hwNextTD | savebits;
++			/* If this was unlinked, the TD may not have been
++			 * retired ... so manually save dhe data toggle.
++			 * The controller ignores the value we save for
++			 * control and ISO endpoints.
++			 */
++			tdINFO = hc32_to_cpup(ahcd, &td->hwINFO);
++			if ((tdINFO & TD_T) == TD_T_DATA0)
++				ed->hwHeadP &= ~cpu_to_hc32(ahcd, ED_C);
++			else if ((tdINFO & TD_T) == TD_T_DATA1)
++				ed->hwHeadP |= cpu_to_hc32(ahcd, ED_C);
+ 
+ 			/* HC may have partly processed this TD */
+ #ifdef ADMHC_VERBOSE_DEBUG
+@@ -816,13 +827,12 @@ rescan_this:
+ }
+ 
+ /*-------------------------------------------------------------------------*/
+-
+ /*
+  * Process normal completions (error or success) and clean the schedules.
+  *
+  * This is the main path for handing urbs back to drivers.  The only other
+- * path is finish_unlinks(), which unlinks URBs using ed_rm_list, instead of
+- * scanning the (re-reversed) donelist as this does.
++ * normal path is finish_unlinks(), which unlinks URBs using ed_rm_list,
++ * instead of scanning the (re-reversed) donelist as this does.
+  */
+ 
+ static void ed_unhalt(struct admhcd *ahcd, struct ed *ed, struct urb *urb)