From: Gabor Juhos Date: Mon, 24 Aug 2009 19:29:50 +0000 (+0000) Subject: add patches for 2.6.31 X-Git-Tag: reboot~22597 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=852451deeb3a3dec609521bf7730912ccf6b50e5;p=oweals%2Fopenwrt.git add patches for 2.6.31 SVN-Revision: 17366 --- diff --git a/target/linux/ar71xx/patches-2.6.31/001-ar71xx_core.patch b/target/linux/ar71xx/patches-2.6.31/001-ar71xx_core.patch new file mode 100644 index 0000000000..9c84eeae98 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/001-ar71xx_core.patch @@ -0,0 +1,50 @@ +--- a/arch/mips/Makefile ++++ b/arch/mips/Makefile +@@ -612,6 +612,13 @@ else + load-$(CONFIG_CPU_CAVIUM_OCTEON) += 0xffffffff81100000 + endif + ++# ++# Atheros AR71xx ++# ++core-$(CONFIG_ATHEROS_AR71XX) += arch/mips/ar71xx/ ++cflags-$(CONFIG_ATHEROS_AR71XX) += -I$(srctree)/arch/mips/include/asm/mach-ar71xx ++load-$(CONFIG_ATHEROS_AR71XX) += 0xffffffff80060000 ++ + # temporary until string.h is fixed + cflags-y += -ffreestanding + +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -42,6 +42,23 @@ config AR7 + Support for the Texas Instruments AR7 System-on-a-Chip + family: TNETD7100, 7200 and 7300. + ++config ATHEROS_AR71XX ++ bool "Atheros AR71xx based boards" ++ select CEVT_R4K ++ select CSRC_R4K ++ select DMA_NONCOHERENT ++ select HW_HAS_PCI ++ select IRQ_CPU ++ select ARCH_REQUIRE_GPIOLIB ++ select SYS_HAS_CPU_MIPS32_R1 ++ select SYS_HAS_CPU_MIPS32_R2 ++ select SYS_SUPPORTS_32BIT_KERNEL ++ select SYS_SUPPORTS_BIG_ENDIAN ++ select SYS_HAS_EARLY_PRINTK ++ select MIPS_MACHINE ++ help ++ Support for Atheros AR71xx based boards. ++ + config BASLER_EXCITE + bool "Basler eXcite smart camera" + select CEVT_R4K +@@ -659,6 +676,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD + endchoice + + source "arch/mips/alchemy/Kconfig" ++source "arch/mips/ar71xx/Kconfig" + source "arch/mips/basler/excite/Kconfig" + source "arch/mips/jazz/Kconfig" + source "arch/mips/lasat/Kconfig" diff --git a/target/linux/ar71xx/patches-2.6.31/002-ar71xx_pci.patch b/target/linux/ar71xx/patches-2.6.31/002-ar71xx_pci.patch new file mode 100644 index 0000000000..737c21f10b --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/002-ar71xx_pci.patch @@ -0,0 +1,10 @@ +--- a/arch/mips/pci/Makefile ++++ b/arch/mips/pci/Makefile +@@ -16,6 +16,7 @@ obj-$(CONFIG_PCI_VR41XX) += ops-vr41xx.o + obj-$(CONFIG_NEC_MARKEINS) += ops-emma2rh.o pci-emma2rh.o fixup-emma2rh.o + obj-$(CONFIG_PCI_TX4927) += ops-tx4927.o + obj-$(CONFIG_BCM47XX) += pci-bcm47xx.o ++obj-$(CONFIG_ATHEROS_AR71XX) += pci-ar71xx.o pci-ar724x.o + + # + # These are still pretty much in the old state, watch, go blind. diff --git a/target/linux/ar71xx/patches-2.6.31/003-ar71xx_usb_host.patch b/target/linux/ar71xx/patches-2.6.31/003-ar71xx_usb_host.patch new file mode 100644 index 0000000000..c2f14b2afc --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/003-ar71xx_usb_host.patch @@ -0,0 +1,58 @@ +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -98,6 +98,13 @@ config USB_EHCI_BIG_ENDIAN_DESC + depends on USB_EHCI_HCD && (440EPX || ARCH_IXP4XX) + default y + ++config USB_EHCI_AR71XX ++ bool "USB EHCI support for AR71xx" ++ depends on USB_EHCI_HCD && ATHEROS_AR71XX ++ default y ++ help ++ Support for Atheros AR71xx built-in EHCI controller ++ + config USB_EHCI_FSL + bool "Support for Freescale on-chip EHCI USB controller" + depends on USB_EHCI_HCD && FSL_SOC +@@ -171,6 +178,13 @@ config USB_OHCI_HCD + To compile this driver as a module, choose M here: the + module will be called ohci-hcd. + ++config USB_OHCI_AR71XX ++ bool "USB OHCI support for Atheros AR71xx" ++ depends on USB_OHCI_HCD && ATHEROS_AR71XX ++ default y ++ help ++ Support for Atheros AR71xx built-in OHCI controller ++ + config USB_OHCI_HCD_PPC_SOC + bool "OHCI support for on-chip PPC USB controller" + depends on USB_OHCI_HCD && (STB03xxx || PPC_MPC52xx) +--- a/drivers/usb/host/ehci-hcd.c ++++ b/drivers/usb/host/ehci-hcd.c +@@ -1117,6 +1117,11 @@ MODULE_LICENSE ("GPL"); + #define PLATFORM_DRIVER ixp4xx_ehci_driver + #endif + ++#ifdef CONFIG_USB_EHCI_AR71XX ++#include "ehci-ar71xx.c" ++#define PLATFORM_DRIVER ehci_ar71xx_driver ++#endif ++ + #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ + !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) + #error "missing bus glue for ehci-hcd" +--- a/drivers/usb/host/ohci-hcd.c ++++ b/drivers/usb/host/ohci-hcd.c +@@ -1081,6 +1081,11 @@ MODULE_LICENSE ("GPL"); + #define TMIO_OHCI_DRIVER ohci_hcd_tmio_driver + #endif + ++#ifdef CONFIG_USB_OHCI_AR71XX ++#include "ohci-ar71xx.c" ++#define PLATFORM_DRIVER ohci_hcd_ar71xx_driver ++#endif ++ + #if !defined(PCI_DRIVER) && \ + !defined(PLATFORM_DRIVER) && \ + !defined(OF_PLATFORM_DRIVER) && \ diff --git a/target/linux/ar71xx/patches-2.6.31/004-ar71xx_spi_controller.patch b/target/linux/ar71xx/patches-2.6.31/004-ar71xx_spi_controller.patch new file mode 100644 index 0000000000..9c196e077e --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/004-ar71xx_spi_controller.patch @@ -0,0 +1,26 @@ +--- a/drivers/spi/Kconfig ++++ b/drivers/spi/Kconfig +@@ -53,6 +53,13 @@ if SPI_MASTER + + comment "SPI Master Controller Drivers" + ++config SPI_AR71XX ++ tristate "Atheros AR71xx SPI Controller" ++ depends on SPI_MASTER && ATHEROS_AR71XX ++ select SPI_BITBANG ++ help ++ This is the SPI contoller driver for Atheros AR71xx. ++ + config SPI_ATMEL + tristate "Atmel SPI Controller" + depends on (ARCH_AT91 || AVR32) +--- a/drivers/spi/Makefile ++++ b/drivers/spi/Makefile +@@ -11,6 +11,7 @@ endif + obj-$(CONFIG_SPI_MASTER) += spi.o + + # SPI master controller drivers (bus) ++obj-$(CONFIG_SPI_AR71XX) += ar71xx_spi.o + obj-$(CONFIG_SPI_ATMEL) += atmel_spi.o + obj-$(CONFIG_SPI_BFIN) += spi_bfin5xx.o + obj-$(CONFIG_SPI_BITBANG) += spi_bitbang.o diff --git a/target/linux/ar71xx/patches-2.6.31/005-ar71xx_mac_driver.patch b/target/linux/ar71xx/patches-2.6.31/005-ar71xx_mac_driver.patch new file mode 100644 index 0000000000..1ebd790535 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/005-ar71xx_mac_driver.patch @@ -0,0 +1,21 @@ +--- a/drivers/net/Kconfig ++++ b/drivers/net/Kconfig +@@ -2101,6 +2101,8 @@ config ACENIC_OMIT_TIGON_I + + The safe and default value for this is N. + ++source drivers/net/ag71xx/Kconfig ++ + config DL2K + tristate "DL2000/TC902x-based Gigabit Ethernet support" + depends on PCI +--- a/drivers/net/Makefile ++++ b/drivers/net/Makefile +@@ -103,6 +103,7 @@ obj-$(CONFIG_MII) += mii.o + obj-$(CONFIG_MDIO) += mdio.o + obj-$(CONFIG_PHYLIB) += phy/ + ++obj-$(CONFIG_AG71XX) += ag71xx/ + obj-$(CONFIG_SUNDANCE) += sundance.o + obj-$(CONFIG_HAMACHI) += hamachi.o + obj-$(CONFIG_NET) += Space.o loopback.o diff --git a/target/linux/ar71xx/patches-2.6.31/006-ar71xx_wdt_driver.patch b/target/linux/ar71xx/patches-2.6.31/006-ar71xx_wdt_driver.patch new file mode 100644 index 0000000000..08e58e2216 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/006-ar71xx_wdt_driver.patch @@ -0,0 +1,26 @@ +--- a/drivers/watchdog/Kconfig ++++ b/drivers/watchdog/Kconfig +@@ -805,6 +805,13 @@ config TXX9_WDT + help + Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs. + ++config AR71XX_WDT ++ tristate "Atheros AR71xx Watchdog Timer" ++ depends on ATHEROS_AR71XX ++ help ++ Hardware driver for the built-in watchdog timer on the Atheros ++ AR71xx SoCs. ++ + # PARISC Architecture + + # POWERPC Architecture +--- a/drivers/watchdog/Makefile ++++ b/drivers/watchdog/Makefile +@@ -110,6 +110,7 @@ obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o + obj-$(CONFIG_SIBYTE_WDOG) += sb_wdog.o + obj-$(CONFIG_AR7_WDT) += ar7_wdt.o + obj-$(CONFIG_TXX9_WDT) += txx9wdt.o ++obj-$(CONFIG_AR71XX_WDT) += ar71xx_wdt.o + + # PARISC Architecture + diff --git a/target/linux/ar71xx/patches-2.6.31/007-ar91xx_flash_driver.patch b/target/linux/ar71xx/patches-2.6.31/007-ar91xx_flash_driver.patch new file mode 100644 index 0000000000..244d820da5 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/007-ar91xx_flash_driver.patch @@ -0,0 +1,26 @@ +--- a/drivers/mtd/maps/Kconfig ++++ b/drivers/mtd/maps/Kconfig +@@ -259,6 +259,13 @@ config MTD_ALCHEMY + help + Flash memory access on AMD Alchemy Pb/Db/RDK Reference Boards + ++config MTD_AR91XX_FLASH ++ tristate "Atheros AR91xx parallel flash support" ++ depends on ATHEROS_AR71XX ++ select MTD_COMPLEX_MAPPINGS ++ help ++ Parallel flash driver for the Atheros AR91xx based boards. ++ + config MTD_DILNETPC + tristate "CFI Flash device mapped on DIL/Net PC" + depends on X86 && MTD_CONCAT && MTD_PARTITIONS && MTD_CFI_INTELEXT && BROKEN +--- a/drivers/mtd/maps/Makefile ++++ b/drivers/mtd/maps/Makefile +@@ -41,6 +41,7 @@ obj-$(CONFIG_MTD_DBOX2) += dbox2-flash. + obj-$(CONFIG_MTD_SOLUTIONENGINE)+= solutionengine.o + obj-$(CONFIG_MTD_PCI) += pci.o + obj-$(CONFIG_MTD_ALCHEMY) += alchemy-flash.o ++obj-$(CONFIG_MTD_AR91XX_FLASH) += ar91xx_flash.o + obj-$(CONFIG_MTD_AUTCPU12) += autcpu12-nvram.o + obj-$(CONFIG_MTD_EDB7312) += edb7312.o + obj-$(CONFIG_MTD_IMPA7) += impa7.o diff --git a/target/linux/ar71xx/patches-2.6.31/100-mtd_m25p80_add_pm25lv_flash_support.patch b/target/linux/ar71xx/patches-2.6.31/100-mtd_m25p80_add_pm25lv_flash_support.patch new file mode 100644 index 0000000000..d5b89ad82d --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/100-mtd_m25p80_add_pm25lv_flash_support.patch @@ -0,0 +1,13 @@ +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -503,6 +503,10 @@ static struct flash_info __devinitdata m + /* Macronix */ + { "mx25l12805d", 0xc22018, 0, 64 * 1024, 256, }, + ++ /* PMC -- pm25x "blocks" are 32K, sectors are 4K */ ++ { "pm25lv512", 0, 32 * 1024, 2, SECT_4K }, ++ { "pm25lv010", 0, 32 * 1024, 4, SECT_4K }, ++ + /* Spansion -- single (large) sector size only, at least + * for the chips listed here (without boot sectors). + */ diff --git a/target/linux/ar71xx/patches-2.6.31/101-ksz8041_phy_driver.patch b/target/linux/ar71xx/patches-2.6.31/101-ksz8041_phy_driver.patch new file mode 100644 index 0000000000..d02addb879 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/101-ksz8041_phy_driver.patch @@ -0,0 +1,24 @@ +--- a/drivers/net/phy/Kconfig ++++ b/drivers/net/phy/Kconfig +@@ -108,6 +108,11 @@ config RTL8306_PHY + tristate "Driver for Realtek RTL8306S switches" + select SWCONFIG + ++config MICREL_PHY ++ tristate "Drivers for Micrel/Kendin PHYs" ++ ---help--- ++ Currently has a driver for the KSZ8041 ++ + config FIXED_PHY + bool "Driver for MDIO Bus/PHY emulation with fixed speed/link PHYs" + depends on PHYLIB=y +--- a/drivers/net/phy/Makefile ++++ b/drivers/net/phy/Makefile +@@ -20,6 +20,7 @@ obj-$(CONFIG_REALTEK_PHY) += realtek.o + obj-$(CONFIG_AR8216_PHY) += ar8216.o + obj-$(CONFIG_RTL8306_PHY) += rtl8306.o + obj-$(CONFIG_LSI_ET1011C_PHY) += et1011c.o ++obj-$(CONFIG_MICREL) += micrel.o + obj-$(CONFIG_FIXED_PHY) += fixed.o + obj-$(CONFIG_MDIO_BITBANG) += mdio-bitbang.o + obj-$(CONFIG_MDIO_GPIO) += mdio-gpio.o diff --git a/target/linux/ar71xx/patches-2.6.31/102-mtd_m25p80_add_myloader_parser.patch b/target/linux/ar71xx/patches-2.6.31/102-mtd_m25p80_add_myloader_parser.patch new file mode 100644 index 0000000000..be84b35a79 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/102-mtd_m25p80_add_myloader_parser.patch @@ -0,0 +1,19 @@ +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -722,6 +722,16 @@ static int __devinit m25p_probe(struct s + part_probes, &parts, 0); + } + ++#ifdef CONFIG_MTD_MYLOADER_PARTS ++ if (nr_parts <= 0) { ++ static const char *part_probes[] ++ = { "MyLoader", NULL, }; ++ ++ nr_parts = parse_mtd_partitions(&flash->mtd, ++ part_probes, &parts, 0); ++ } ++#endif ++ + if (nr_parts <= 0 && data && data->parts) { + parts = data->parts; + nr_parts = data->nr_parts; diff --git a/target/linux/ar71xx/patches-2.6.31/103-mtd_m25p80_add_en25pxx_support.patch b/target/linux/ar71xx/patches-2.6.31/103-mtd_m25p80_add_en25pxx_support.patch new file mode 100644 index 0000000000..0b53151ae5 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/103-mtd_m25p80_add_en25pxx_support.patch @@ -0,0 +1,13 @@ +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -503,6 +503,10 @@ static struct flash_info __devinitdata m + /* Macronix */ + { "mx25l12805d", 0xc22018, 0, 64 * 1024, 256, }, + ++ /* EON -- en25pxx */ ++ { "en25p32", 0x1c2016, 0, 64 * 1024, 64, }, ++ { "en25p64", 0x1c2017, 0, 64 * 1024, 128, }, ++ + /* PMC -- pm25x "blocks" are 32K, sectors are 4K */ + { "pm25lv512", 0, 32 * 1024, 2, SECT_4K }, + { "pm25lv010", 0, 32 * 1024, 4, SECT_4K }, diff --git a/target/linux/ar71xx/patches-2.6.31/104-mtd_m25p80_add_redboot_parser.patch b/target/linux/ar71xx/patches-2.6.31/104-mtd_m25p80_add_redboot_parser.patch new file mode 100644 index 0000000000..105778a991 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/104-mtd_m25p80_add_redboot_parser.patch @@ -0,0 +1,18 @@ +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -736,6 +736,15 @@ static int __devinit m25p_probe(struct s + } + #endif + ++#ifdef CONFIG_MTD_REDBOOT_PARTS ++ if (nr_parts <= 0) { ++ static const char *part_probes[] ++ = { "RedBoot", NULL, }; ++ ++ nr_parts = parse_mtd_partitions(&flash->mtd, ++ part_probes, &parts, 0); ++ } ++#endif + if (nr_parts <= 0 && data && data->parts) { + parts = data->parts; + nr_parts = data->nr_parts; diff --git a/target/linux/ar71xx/patches-2.6.31/105-mtd_m25p80_add_mx25lxxx_support.patch b/target/linux/ar71xx/patches-2.6.31/105-mtd_m25p80_add_mx25lxxx_support.patch new file mode 100644 index 0000000000..d4b8ee93e8 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/105-mtd_m25p80_add_mx25lxxx_support.patch @@ -0,0 +1,14 @@ +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -507,6 +507,11 @@ static struct flash_info __devinitdata m + { "en25p32", 0x1c2016, 0, 64 * 1024, 64, }, + { "en25p64", 0x1c2017, 0, 64 * 1024, 128, }, + ++ /* Macronix -- mx25lxxx */ ++ { "mx25l32", 0xc22016, 0, 64 * 1024, 64, }, ++ { "mx25l64", 0xc22017, 0, 64 * 1024, 128, }, ++ { "mx25l128", 0xc22018, 0, 64 * 1024, 256, }, ++ + /* PMC -- pm25x "blocks" are 32K, sectors are 4K */ + { "pm25lv512", 0, 32 * 1024, 2, SECT_4K }, + { "pm25lv010", 0, 32 * 1024, 4, SECT_4K }, diff --git a/target/linux/ar71xx/patches-2.6.31/106-mtd_m25p80_add_xxxs33b_support.patch b/target/linux/ar71xx/patches-2.6.31/106-mtd_m25p80_add_xxxs33b_support.patch new file mode 100644 index 0000000000..e4e01637d6 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/106-mtd_m25p80_add_xxxs33b_support.patch @@ -0,0 +1,14 @@ +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -512,6 +512,11 @@ static struct flash_info __devinitdata m + { "mx25l64", 0xc22017, 0, 64 * 1024, 128, }, + { "mx25l128", 0xc22018, 0, 64 * 1024, 256, }, + ++ /* Numonyx -- xxxs33b */ ++ { "160s33b", 0x898911, 0, 64 * 1024, 64, }, ++ { "320s33b", 0x898912, 0, 64 * 1024, 128, }, ++ { "640s33b", 0x898913, 0, 64 * 1024, 256, }, ++ + /* PMC -- pm25x "blocks" are 32K, sectors are 4K */ + { "pm25lv512", 0, 32 * 1024, 2, SECT_4K }, + { "pm25lv010", 0, 32 * 1024, 4, SECT_4K }, diff --git a/target/linux/ar71xx/patches-2.6.31/107-mtd-SST39VF6401B-support.patch b/target/linux/ar71xx/patches-2.6.31/107-mtd-SST39VF6401B-support.patch new file mode 100644 index 0000000000..93f9176b26 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/107-mtd-SST39VF6401B-support.patch @@ -0,0 +1,29 @@ +--- a/drivers/mtd/chips/jedec_probe.c ++++ b/drivers/mtd/chips/jedec_probe.c +@@ -160,6 +160,7 @@ + #define SST39LF160 0x2782 + #define SST39VF1601 0x234b + #define SST39VF3201 0x235b ++#define SST39VF6401B 0x236d + #define SST39LF512 0x00D4 + #define SST39LF010 0x00D5 + #define SST39LF020 0x00D6 +@@ -1531,6 +1532,18 @@ static const struct amd_flash_info jedec + ERASEINFO(0x10000,64), + } + }, { ++ .mfr_id = MANUFACTURER_SST, ++ .dev_id = SST39VF6401B, ++ .name = "SST 39VF6401B", ++ .devtypes = CFI_DEVICETYPE_X16, ++ .uaddr = MTD_UADDR_0xAAAA_0x5555, ++ .dev_size = SIZE_8MiB, ++ .cmd_set = P_ID_AMD_STD, ++ .nr_regions = 1, ++ .regions = { ++ ERASEINFO(0x10000,128) ++ } ++ }, { + .mfr_id = MANUFACTURER_ST, + .dev_id = M29F800AB, + .name = "ST M29F800AB", diff --git a/target/linux/ar71xx/patches-2.6.31/108-mtd_fix_cfi_cmdset_0002_erase_status_check.patch b/target/linux/ar71xx/patches-2.6.31/108-mtd_fix_cfi_cmdset_0002_erase_status_check.patch new file mode 100644 index 0000000000..3f25b61dd9 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/108-mtd_fix_cfi_cmdset_0002_erase_status_check.patch @@ -0,0 +1,20 @@ +--- a/drivers/mtd/chips/cfi_cmdset_0002.c ++++ b/drivers/mtd/chips/cfi_cmdset_0002.c +@@ -1579,7 +1579,7 @@ static int __xipram do_erase_chip(struct + chip->erase_suspended = 0; + } + +- if (chip_ready(map, adr)) ++ if (chip_good(map, adr, map_word_ff(map))) + break; + + if (time_after(jiffies, timeo)) { +@@ -1667,7 +1667,7 @@ static int __xipram do_erase_oneblock(st + chip->erase_suspended = 0; + } + +- if (chip_ready(map, adr)) { ++ if (chip_good(map, adr, map_word_ff(map))) { + xip_enable(map, chip, adr); + break; + } diff --git a/target/linux/ar71xx/patches-2.6.31/109-mtd-wrt160nl-trx-parser.patch b/target/linux/ar71xx/patches-2.6.31/109-mtd-wrt160nl-trx-parser.patch new file mode 100644 index 0000000000..4ab53a48d0 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/109-mtd-wrt160nl-trx-parser.patch @@ -0,0 +1,44 @@ +--- a/drivers/mtd/devices/m25p80.c ++++ b/drivers/mtd/devices/m25p80.c +@@ -755,6 +755,16 @@ static int __devinit m25p_probe(struct s + part_probes, &parts, 0); + } + #endif ++ ++#ifdef CONFIG_MTD_WRT160NL_PARTS ++ if (nr_parts <= 0) { ++ static const char *part_probes[] ++ = { "wrt160nl", NULL, }; ++ ++ nr_parts = parse_mtd_partitions(&flash->mtd, ++ part_probes, &parts, 0); ++ } ++#endif + if (nr_parts <= 0 && data && data->parts) { + parts = data->parts; + nr_parts = data->nr_parts; +--- a/drivers/mtd/Kconfig ++++ b/drivers/mtd/Kconfig +@@ -181,6 +181,12 @@ config MTD_AR7_PARTS + ---help--- + TI AR7 partitioning support + ++config MTD_WRT160NL_PARTS ++ tristate "Linksys WRT160NL partitioning support" ++ depends on MTD_PARTITIONS && AR71XX_MACH_WRT160NL ++ ---help--- ++ Linksys WRT160NL partitioning support ++ + config MTD_MYLOADER_PARTS + tristate "MyLoader partition parsing" + depends on MTD_PARTITIONS && (ADM5120 || ATHEROS_AR231X || ATHEROS_AR71XX) +--- a/drivers/mtd/Makefile ++++ b/drivers/mtd/Makefile +@@ -12,6 +12,7 @@ obj-$(CONFIG_MTD_REDBOOT_PARTS) += redbo + obj-$(CONFIG_MTD_CMDLINE_PARTS) += cmdlinepart.o + obj-$(CONFIG_MTD_AFS_PARTS) += afs.o + obj-$(CONFIG_MTD_AR7_PARTS) += ar7part.o ++obj-$(CONFIG_MTD_WRT160NL_PARTS) += wrt160nl_part.o + obj-$(CONFIG_MTD_OF_PARTS) += ofpart.o + obj-$(CONFIG_MTD_MYLOADER_PARTS) += myloader.o + diff --git a/target/linux/ar71xx/patches-2.6.31/110-usb-ehci-add-war-for-synopsys-hc-bug.patch b/target/linux/ar71xx/patches-2.6.31/110-usb-ehci-add-war-for-synopsys-hc-bug.patch new file mode 100644 index 0000000000..a614999653 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/110-usb-ehci-add-war-for-synopsys-hc-bug.patch @@ -0,0 +1,22 @@ +--- a/drivers/usb/host/ehci-q.c ++++ b/drivers/usb/host/ehci-q.c +@@ -1128,6 +1128,9 @@ static void end_unlink_async (struct ehc + ehci->reclaim = NULL; + start_unlink_async (ehci, next); + } ++ ++ if (ehci->has_synopsys_hc_bug) ++ writel((u32)ehci->async->qh_dma, &ehci->regs->async_next); + } + + /* makes sure the async qh will become idle */ +--- a/drivers/usb/host/ehci.h ++++ b/drivers/usb/host/ehci.h +@@ -126,6 +126,7 @@ struct ehci_hcd { /* one per controlle + unsigned big_endian_mmio:1; + unsigned big_endian_desc:1; + unsigned has_amcc_usb23:1; ++ unsigned has_synopsys_hc_bug:1; /* Synopsys HC */ + + /* required for usb32 quirk */ + #define OHCI_CTRL_HCFS (3 << 6) diff --git a/target/linux/ar71xx/patches-2.6.31/140-redboot_partition_scan.patch b/target/linux/ar71xx/patches-2.6.31/140-redboot_partition_scan.patch new file mode 100644 index 0000000000..289d4eb990 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/140-redboot_partition_scan.patch @@ -0,0 +1,54 @@ +--- a/drivers/mtd/redboot.c ++++ b/drivers/mtd/redboot.c +@@ -60,31 +60,32 @@ static int parse_redboot_partitions(stru + static char nullstring[] = "unallocated"; + #endif + ++ buf = vmalloc(master->erasesize); ++ if (!buf) ++ return -ENOMEM; ++ ++ restart: + if ( directory < 0 ) { + offset = master->size + directory * master->erasesize; +- while (master->block_isbad && ++ while (master->block_isbad && + master->block_isbad(master, offset)) { + if (!offset) { + nogood: + printk(KERN_NOTICE "Failed to find a non-bad block to check for RedBoot partition table\n"); ++ vfree(buf); + return -EIO; + } + offset -= master->erasesize; + } + } else { + offset = directory * master->erasesize; +- while (master->block_isbad && ++ while (master->block_isbad && + master->block_isbad(master, offset)) { + offset += master->erasesize; + if (offset == master->size) + goto nogood; + } + } +- buf = vmalloc(master->erasesize); +- +- if (!buf) +- return -ENOMEM; +- + printk(KERN_NOTICE "Searching for RedBoot partition table in %s at offset 0x%lx\n", + master->name, offset); + +@@ -156,6 +157,11 @@ static int parse_redboot_partitions(stru + } + if (i == numslots) { + /* Didn't find it */ ++ if (offset + master->erasesize < master->size) { ++ /* not at the end of the flash yet, maybe next block :) */ ++ directory++; ++ goto restart; ++ } + printk(KERN_NOTICE "No RedBoot partition table detected in %s\n", + master->name); + ret = 0; diff --git a/target/linux/ar71xx/patches-2.6.31/200-rb4xx_nand_driver.patch b/target/linux/ar71xx/patches-2.6.31/200-rb4xx_nand_driver.patch new file mode 100644 index 0000000000..0207930869 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/200-rb4xx_nand_driver.patch @@ -0,0 +1,21 @@ +--- a/drivers/mtd/nand/Kconfig ++++ b/drivers/mtd/nand/Kconfig +@@ -452,4 +452,8 @@ config MTD_NAND_SOCRATES + help + Enables support for NAND Flash chips wired onto Socrates board. + ++config MTD_NAND_RB4XX ++ tristate "NAND flash driver for RouterBoard 4xx series" ++ depends on MTD_NAND && ATHEROS_AR71XX ++ + endif # MTD_NAND +--- a/drivers/mtd/nand/Makefile ++++ b/drivers/mtd/nand/Makefile +@@ -31,6 +31,7 @@ obj-$(CONFIG_MTD_NAND_BASLER_EXCITE) += + obj-$(CONFIG_MTD_NAND_PXA3xx) += pxa3xx_nand.o + obj-$(CONFIG_MTD_NAND_TMIO) += tmio_nand.o + obj-$(CONFIG_MTD_NAND_PLATFORM) += plat_nand.o ++obj-$(CONFIG_MTD_NAND_RB4XX) += rb4xx_nand.o + obj-$(CONFIG_MTD_ALAUDA) += alauda.o + obj-$(CONFIG_MTD_NAND_PASEMI) += pasemi_nand.o + obj-$(CONFIG_MTD_NAND_ORION) += orion_nand.o diff --git a/target/linux/ar71xx/patches-2.6.31/201-ap83_spi_controller.patch b/target/linux/ar71xx/patches-2.6.31/201-ap83_spi_controller.patch new file mode 100644 index 0000000000..a8e889a7bd --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/201-ap83_spi_controller.patch @@ -0,0 +1,27 @@ +--- a/drivers/spi/Makefile ++++ b/drivers/spi/Makefile +@@ -11,6 +11,7 @@ endif + obj-$(CONFIG_SPI_MASTER) += spi.o + + # SPI master controller drivers (bus) ++obj-$(CONFIG_SPI_AP83) += ap83_spi.o + obj-$(CONFIG_SPI_AR71XX) += ar71xx_spi.o + obj-$(CONFIG_SPI_ATMEL) += atmel_spi.o + obj-$(CONFIG_SPI_BFIN) += spi_bfin5xx.o +--- a/drivers/spi/Kconfig ++++ b/drivers/spi/Kconfig +@@ -53,6 +53,14 @@ if SPI_MASTER + + comment "SPI Master Controller Drivers" + ++config SPI_AP83 ++ tristate "Atheros AP83 specific SPI Controller" ++ depends on SPI_MASTER && AR71XX_MACH_AP83 ++ select SPI_BITBANG ++ help ++ This is a specific SPI controller driver for the Atheros AP83 ++ reference board. ++ + config SPI_AR71XX + tristate "Atheros AR71xx SPI Controller" + depends on SPI_MASTER && ATHEROS_AR71XX diff --git a/target/linux/ar71xx/patches-2.6.31/202-spi_vsc7385_driver.patch b/target/linux/ar71xx/patches-2.6.31/202-spi_vsc7385_driver.patch new file mode 100644 index 0000000000..d8f61bb909 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/202-spi_vsc7385_driver.patch @@ -0,0 +1,24 @@ +--- a/drivers/spi/Kconfig ++++ b/drivers/spi/Kconfig +@@ -279,6 +279,11 @@ config SPI_TLE62X0 + sysfs interface, with each line presented as a kind of GPIO + exposing both switch control and diagnostic feedback. + ++config SPI_VSC7385 ++ tristate "Vitesse VSC7385 ethernet switch driver" ++ help ++ SPI driver for the Vitesse VSC7385 ethernet switch. ++ + # + # Add new SPI protocol masters in alphabetical order above this line + # +--- a/drivers/spi/Makefile ++++ b/drivers/spi/Makefile +@@ -38,6 +38,7 @@ obj-$(CONFIG_SPI_SH_SCI) += spi_sh_sci. + + # SPI protocol drivers (device/link on bus) + obj-$(CONFIG_SPI_SPIDEV) += spidev.o ++obj-$(CONFIG_SPI_VSC7385) += spi_vsc7385.o + obj-$(CONFIG_SPI_TLE62X0) += tle62x0.o + # ... add above this line ... + diff --git a/target/linux/ar71xx/patches-2.6.31/203-pb44_spi_controller.patch b/target/linux/ar71xx/patches-2.6.31/203-pb44_spi_controller.patch new file mode 100644 index 0000000000..e48710ca91 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/203-pb44_spi_controller.patch @@ -0,0 +1,27 @@ +--- a/drivers/spi/Kconfig ++++ b/drivers/spi/Kconfig +@@ -68,6 +68,14 @@ config SPI_AR71XX + help + This is the SPI contoller driver for Atheros AR71xx. + ++config SPI_PB44 ++ tristate "Atheros PB44 board specific SPI controller" ++ depends on SPI_MASTER && AR71XX_MACH_PB44 ++ select SPI_BITBANG ++ help ++ This is a specific SPI controller driver for the Atheros PB44 ++ reference board. ++ + config SPI_ATMEL + tristate "Atmel SPI Controller" + depends on (ARCH_AT91 || AVR32) +--- a/drivers/spi/Makefile ++++ b/drivers/spi/Makefile +@@ -22,6 +22,7 @@ obj-$(CONFIG_SPI_GPIO) += spi_gpio.o + obj-$(CONFIG_SPI_GPIO_OLD) += spi_gpio_old.o + obj-$(CONFIG_SPI_IMX) += spi_imx.o + obj-$(CONFIG_SPI_LM70_LLP) += spi_lm70llp.o ++obj-$(CONFIG_SPI_PB44) += pb44_spi.o + obj-$(CONFIG_SPI_PXA2XX) += pxa2xx_spi.o + obj-$(CONFIG_SPI_OMAP_UWIRE) += omap_uwire.o + obj-$(CONFIG_SPI_OMAP24XX) += omap2_mcspi.o diff --git a/target/linux/ar71xx/patches-2.6.31/300-mips_fw_myloader.patch b/target/linux/ar71xx/patches-2.6.31/300-mips_fw_myloader.patch new file mode 100644 index 0000000000..bad0423eb4 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/300-mips_fw_myloader.patch @@ -0,0 +1,22 @@ +--- a/arch/mips/Makefile ++++ b/arch/mips/Makefile +@@ -165,6 +165,7 @@ endif + # + libs-$(CONFIG_ARC) += arch/mips/fw/arc/ + libs-$(CONFIG_CFE) += arch/mips/fw/cfe/ ++libs-$(CONFIG_MYLOADER) += arch/mips/fw/myloader/ + libs-$(CONFIG_SNIPROM) += arch/mips/fw/sni/ + libs-y += arch/mips/fw/lib/ + +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -863,6 +863,9 @@ config MIPS_NILE4 + config MIPS_DISABLE_OBSOLETE_IDE + bool + ++config MYLOADER ++ bool ++ + config SYNC_R4K + bool + diff --git a/target/linux/ar71xx/patches-2.6.31/301-enable_prom_emulator.patch b/target/linux/ar71xx/patches-2.6.31/301-enable_prom_emulator.patch new file mode 100644 index 0000000000..8b1609b1fa --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/301-enable_prom_emulator.patch @@ -0,0 +1,10 @@ +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -56,6 +56,7 @@ config ATHEROS_AR71XX + select SYS_SUPPORTS_BIG_ENDIAN + select SYS_HAS_EARLY_PRINTK + select MIPS_MACHINE ++ select PROM_EMU + help + Support for Atheros AR71xx based boards. + diff --git a/target/linux/ar71xx/patches-2.6.31/800-ag71xx-remove-netdev-arg-from-napi-calls.patch b/target/linux/ar71xx/patches-2.6.31/800-ag71xx-remove-netdev-arg-from-napi-calls.patch new file mode 100644 index 0000000000..aca39a4316 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/800-ag71xx-remove-netdev-arg-from-napi-calls.patch @@ -0,0 +1,38 @@ +--- a/drivers/net/ag71xx/ag71xx_main.c ++++ b/drivers/net/ag71xx/ag71xx_main.c +@@ -575,7 +575,7 @@ static void ag71xx_oom_timer_handler(uns + struct net_device *dev = (struct net_device *) data; + struct ag71xx *ag = netdev_priv(dev); + +- netif_rx_schedule(dev, &ag->napi); ++ netif_rx_schedule(&ag->napi); + } + + static void ag71xx_tx_timeout(struct net_device *dev) +@@ -731,7 +731,7 @@ static int ag71xx_poll(struct napi_struc + DBG("%s: disable polling mode, done=%d, limit=%d\n", + dev->name, done, limit); + +- netif_rx_complete(dev, napi); ++ netif_rx_complete(napi); + + /* enable interrupts */ + spin_lock_irqsave(&ag->lock, flags); +@@ -750,7 +750,7 @@ static int ag71xx_poll(struct napi_struc + printk(KERN_DEBUG "%s: out of memory\n", dev->name); + + mod_timer(&ag->oom_timer, jiffies + AG71XX_OOM_REFILL); +- netif_rx_complete(dev, napi); ++ netif_rx_complete(napi); + return 0; + } + +@@ -780,7 +780,7 @@ static irqreturn_t ag71xx_interrupt(int + if (likely(status & AG71XX_INT_POLL)) { + ag71xx_int_disable(ag, AG71XX_INT_POLL); + DBG("%s: enable polling mode\n", dev->name); +- netif_rx_schedule(dev, &ag->napi); ++ netif_rx_schedule(&ag->napi); + } + + return IRQ_HANDLED; diff --git a/target/linux/ar71xx/patches-2.6.31/801-ag71xx-remove-redundant-napi-functions.patch b/target/linux/ar71xx/patches-2.6.31/801-ag71xx-remove-redundant-napi-functions.patch new file mode 100644 index 0000000000..65a02bc120 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/801-ag71xx-remove-redundant-napi-functions.patch @@ -0,0 +1,38 @@ +--- a/drivers/net/ag71xx/ag71xx_main.c ++++ b/drivers/net/ag71xx/ag71xx_main.c +@@ -575,7 +575,7 @@ static void ag71xx_oom_timer_handler(uns + struct net_device *dev = (struct net_device *) data; + struct ag71xx *ag = netdev_priv(dev); + +- netif_rx_schedule(&ag->napi); ++ napi_schedule(&ag->napi); + } + + static void ag71xx_tx_timeout(struct net_device *dev) +@@ -731,7 +731,7 @@ static int ag71xx_poll(struct napi_struc + DBG("%s: disable polling mode, done=%d, limit=%d\n", + dev->name, done, limit); + +- netif_rx_complete(napi); ++ napi_complete(napi); + + /* enable interrupts */ + spin_lock_irqsave(&ag->lock, flags); +@@ -750,7 +750,7 @@ static int ag71xx_poll(struct napi_struc + printk(KERN_DEBUG "%s: out of memory\n", dev->name); + + mod_timer(&ag->oom_timer, jiffies + AG71XX_OOM_REFILL); +- netif_rx_complete(napi); ++ napi_complete(napi); + return 0; + } + +@@ -780,7 +780,7 @@ static irqreturn_t ag71xx_interrupt(int + if (likely(status & AG71XX_INT_POLL)) { + ag71xx_int_disable(ag, AG71XX_INT_POLL); + DBG("%s: enable polling mode\n", dev->name); +- netif_rx_schedule(&ag->napi); ++ napi_schedule(&ag->napi); + } + + return IRQ_HANDLED; diff --git a/target/linux/ar71xx/patches-2.6.31/802-ag71xx-use-netdev-ops.patch b/target/linux/ar71xx/patches-2.6.31/802-ag71xx-use-netdev-ops.patch new file mode 100644 index 0000000000..a692b734aa --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/802-ag71xx-use-netdev-ops.patch @@ -0,0 +1,37 @@ +--- a/drivers/net/ag71xx/ag71xx_main.c ++++ b/drivers/net/ag71xx/ag71xx_main.c +@@ -791,6 +791,18 @@ static void ag71xx_set_multicast_list(st + /* TODO */ + } + ++static const struct net_device_ops ag71xx_netdev_ops = { ++ .ndo_open = ag71xx_open, ++ .ndo_stop = ag71xx_stop, ++ .ndo_start_xmit = ag71xx_hard_start_xmit, ++ .ndo_set_multicast_list = ag71xx_set_multicast_list, ++ .ndo_do_ioctl = ag71xx_do_ioctl, ++ .ndo_tx_timeout = ag71xx_tx_timeout, ++ .ndo_change_mtu = eth_change_mtu, ++ .ndo_set_mac_address = eth_mac_addr, ++ .ndo_validate_addr = eth_validate_addr, ++}; ++ + static int __init ag71xx_probe(struct platform_device *pdev) + { + struct net_device *dev; +@@ -875,14 +887,9 @@ static int __init ag71xx_probe(struct pl + } + + dev->base_addr = (unsigned long)ag->mac_base; +- dev->open = ag71xx_open; +- dev->stop = ag71xx_stop; +- dev->hard_start_xmit = ag71xx_hard_start_xmit; +- dev->set_multicast_list = ag71xx_set_multicast_list; +- dev->do_ioctl = ag71xx_do_ioctl; ++ dev->netdev_ops = &ag71xx_netdev_ops; + dev->ethtool_ops = &ag71xx_ethtool_ops; + +- dev->tx_timeout = ag71xx_tx_timeout; + INIT_WORK(&ag->restart_work, ag71xx_restart_work_func); + + init_timer(&ag->oom_timer); diff --git a/target/linux/ar71xx/patches-2.6.31/803-ar71xx-update-dsa-switch-support.patch b/target/linux/ar71xx/patches-2.6.31/803-ar71xx-update-dsa-switch-support.patch new file mode 100644 index 0000000000..d96a874ba1 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/803-ar71xx-update-dsa-switch-support.patch @@ -0,0 +1,46 @@ +--- a/arch/mips/ar71xx/devices.c ++++ b/arch/mips/ar71xx/devices.c +@@ -792,6 +792,8 @@ static struct platform_device ar71xx_dsa + void __init ar71xx_add_device_dsa(unsigned int id, + struct dsa_platform_data *d) + { ++ int i; ++ + switch (id) { + case 0: + d->netdev = &ar71xx_eth0_device.dev; +@@ -805,7 +807,10 @@ void __init ar71xx_add_device_dsa(unsign + id); + return; + } +- d->mii_bus = &ar71xx_mdio_device.dev; ++ ++ for (i = 0; i < d->nr_chips; i++) ++ d->chip[i].mii_bus = &ar71xx_mdio_device.dev; ++ + ar71xx_dsa_switch_device.dev.platform_data = d; + + platform_device_register(&ar71xx_dsa_switch_device); +--- a/arch/mips/ar71xx/mach-tl-wr941nd.c ++++ b/arch/mips/ar71xx/mach-tl-wr941nd.c +@@ -104,7 +104,7 @@ static struct gpio_button tl_wr941nd_gpi + } + }; + +-static struct dsa_platform_data tl_wr941nd_dsa_data = { ++static struct dsa_chip_data tl_wr941nd_dsa_chip = { + .port_names[0] = "wan", + .port_names[1] = "lan1", + .port_names[2] = "lan2", +@@ -113,6 +113,11 @@ static struct dsa_platform_data tl_wr941 + .port_names[5] = "cpu", + }; + ++static struct dsa_platform_data tl_wr941nd_dsa_data = { ++ .nr_chips = 1, ++ .chip = &tl_wr941nd_dsa_chip, ++}; ++ + static void __init tl_wr941nd_setup(void) + { + u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00); diff --git a/target/linux/ar71xx/patches-2.6.31/901-get_c0_compare_irq_function.patch b/target/linux/ar71xx/patches-2.6.31/901-get_c0_compare_irq_function.patch new file mode 100644 index 0000000000..cf9c405cad --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/901-get_c0_compare_irq_function.patch @@ -0,0 +1,29 @@ +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -48,6 +48,7 @@ + #include + #include + #include ++#include + + extern void check_wait(void); + extern asmlinkage void r4k_wait(void); +@@ -1538,6 +1539,8 @@ void __cpuinit per_cpu_trap_init(void) + */ + if (cpu_has_mips_r2) { + cp0_compare_irq = (read_c0_intctl() >> 29) & 7; ++ if (get_c0_compare_irq) ++ cp0_compare_irq = get_c0_compare_irq(); + cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7; + if (cp0_perfcount_irq == cp0_compare_irq) + cp0_perfcount_irq = -1; +--- a/arch/mips/include/asm/time.h ++++ b/arch/mips/include/asm/time.h +@@ -52,6 +52,7 @@ extern int (*perf_irq)(void); + */ + #ifdef CONFIG_CEVT_R4K_LIB + extern unsigned int __weak get_c0_compare_int(void); ++extern unsigned int __weak get_c0_compare_irq(void); + extern int r4k_clockevent_init(void); + #endif + diff --git a/target/linux/ar71xx/patches-2.6.31/902-mips_clocksource_init_war.patch b/target/linux/ar71xx/patches-2.6.31/902-mips_clocksource_init_war.patch new file mode 100644 index 0000000000..894eed1e5b --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.31/902-mips_clocksource_init_war.patch @@ -0,0 +1,56 @@ +--- a/arch/mips/kernel/cevt-r4k.c ++++ b/arch/mips/kernel/cevt-r4k.c +@@ -16,6 +16,22 @@ + #include + + /* ++ * Compare interrupt can be routed and latched outside the core, ++ * so a single execution hazard barrier may not be enough to give ++ * it time to clear as seen in the Cause register. 4 time the ++ * pipeline depth seems reasonably conservative, and empirically ++ * works better in configurations with high CPU/bus clock ratios. ++ */ ++ ++#define compare_change_hazard() \ ++ do { \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ } while (0) ++ ++/* + * The SMTC Kernel for the 34K, 1004K, et. al. replaces several + * of these routines with SMTC-specific variants. + */ +@@ -31,6 +47,7 @@ static int mips_next_event(unsigned long + cnt = read_c0_count(); + cnt += delta; + write_c0_compare(cnt); ++ compare_change_hazard(); + res = ((int)(read_c0_count() - cnt) > 0) ? -ETIME : 0; + return res; + } +@@ -100,22 +117,6 @@ static int c0_compare_int_pending(void) + return (read_c0_cause() >> cp0_compare_irq) & 0x100; + } + +-/* +- * Compare interrupt can be routed and latched outside the core, +- * so a single execution hazard barrier may not be enough to give +- * it time to clear as seen in the Cause register. 4 time the +- * pipeline depth seems reasonably conservative, and empirically +- * works better in configurations with high CPU/bus clock ratios. +- */ +- +-#define compare_change_hazard() \ +- do { \ +- irq_disable_hazard(); \ +- irq_disable_hazard(); \ +- irq_disable_hazard(); \ +- irq_disable_hazard(); \ +- } while (0) +- + int c0_compare_int_usable(void) + { + unsigned int delta;