diff options
Diffstat (limited to 'target/linux/ifxmips/patches-2.6.27')
7 files changed, 327 insertions, 0 deletions
diff --git a/target/linux/ifxmips/patches-2.6.27/000-mips-bad-intctl.patch b/target/linux/ifxmips/patches-2.6.27/000-mips-bad-intctl.patch new file mode 100644 index 000000000..36f0552d4 --- /dev/null +++ b/target/linux/ifxmips/patches-2.6.27/000-mips-bad-intctl.patch @@ -0,0 +1,34 @@ +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -1484,7 +1484,16 @@ void __cpuinit per_cpu_trap_init(void) + */ + if (cpu_has_mips_r2) { + cp0_compare_irq = (read_c0_intctl() >> 29) & 7; ++ if (!cp0_compare_irq) ++ cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ; ++ + cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7; ++ if (!cp0_perfcount_irq) ++ cp0_perfcount_irq = CP0_LEGACY_PERFCNT_IRQ; ++ ++ if (arch_fixup_c0_irqs) ++ arch_fixup_c0_irqs(); ++ + if (cp0_perfcount_irq == cp0_compare_irq) + cp0_perfcount_irq = -1; + } else { +--- a/include/asm-mips/irq.h ++++ b/include/asm-mips/irq.h +@@ -156,8 +156,12 @@ extern void free_irqno(unsigned int irq) + * IE7. Since R2 their number has to be read from the c0_intctl register. + */ + #define CP0_LEGACY_COMPARE_IRQ 7 ++#define CP0_LEGACY_PERFCNT_IRQ 7 + + extern int cp0_compare_irq; + extern int cp0_perfcount_irq; + ++extern void __weak arch_fixup_c0_irqs(void); ++ ++ + #endif /* _ASM_IRQ_H */ diff --git a/target/linux/ifxmips/patches-2.6.27/010-mips_clocksource_init_war.patch b/target/linux/ifxmips/patches-2.6.27/010-mips_clocksource_init_war.patch new file mode 100644 index 000000000..ac44c308f --- /dev/null +++ b/target/linux/ifxmips/patches-2.6.27/010-mips_clocksource_init_war.patch @@ -0,0 +1,33 @@ +--- a/arch/mips/kernel/cevt-r4k.c ++++ b/arch/mips/kernel/cevt-r4k.c +@@ -21,6 +21,22 @@ + + #ifndef CONFIG_MIPS_MT_SMTC + ++/* ++ * Compare interrupt can be routed and latched outside the core, ++ * so a single execution hazard barrier may not be enough to give ++ * it time to clear as seen in the Cause register. 4 time the ++ * pipeline depth seems reasonably conservative, and empirically ++ * works better in configurations with high CPU/bus clock ratios. ++ */ ++ ++#define compare_change_hazard() \ ++ do { \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ irq_disable_hazard(); \ ++ } while (0) ++ + static int mips_next_event(unsigned long delta, + struct clock_event_device *evt) + { +@@ -30,6 +46,7 @@ static int mips_next_event(unsigned long + cnt = read_c0_count(); + cnt += delta; + write_c0_compare(cnt); ++ compare_change_hazard(); + res = ((int)(read_c0_count() - cnt) > 0) ? -ETIME : 0; + return res; + } diff --git a/target/linux/ifxmips/patches-2.6.27/100-board.patch b/target/linux/ifxmips/patches-2.6.27/100-board.patch new file mode 100644 index 000000000..b45c1c466 --- /dev/null +++ b/target/linux/ifxmips/patches-2.6.27/100-board.patch @@ -0,0 +1,72 @@ +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -78,6 +78,23 @@ config MIPS_COBALT + select SYS_SUPPORTS_LITTLE_ENDIAN + select GENERIC_HARDIRQS_NO__DO_IRQ + ++config IFXMIPS ++ bool "Infineon Twinpass, Danube, Amazon-SE" ++ select DMA_NONCOHERENT ++ select IRQ_CPU ++ select CEVT_R4K ++ select CSRC_R4K ++ select SYS_HAS_CPU_MIPS32_R1 ++ select SYS_HAS_CPU_MIPS32_R2 ++ select HAVE_STD_PC_SERIAL_PORT ++ select SYS_SUPPORTS_BIG_ENDIAN ++ select SYS_SUPPORTS_32BIT_KERNEL ++ select SYS_SUPPORTS_MULTITHREADING ++ select SYS_HAS_EARLY_PRINTK ++ select HW_HAS_PCI ++ select GENERIC_GPIO ++ select SWAP_IO_SPACE ++ + config MACH_DECSTATION + bool "DECstations" + select BOOT_ELF32 +@@ -607,6 +624,7 @@ source "arch/mips/sgi-ip27/Kconfig" + source "arch/mips/sibyte/Kconfig" + source "arch/mips/txx9/Kconfig" + source "arch/mips/vr41xx/Kconfig" ++source "arch/mips/ifxmips/Kconfig" + + endmenu + +--- a/arch/mips/Makefile ++++ b/arch/mips/Makefile +@@ -283,6 +283,13 @@ cflags-$(CONFIG_MIPS_COBALT) += -Iinclud + load-$(CONFIG_MIPS_COBALT) += 0xffffffff80080000 + + # ++# Infineon IFXMIPS ++# ++core-$(CONFIG_IFXMIPS) += arch/mips/ifxmips/ ++cflags-$(CONFIG_IFXMIPS) += -Iinclude/asm-mips/mach-ifxmips ++load-$(CONFIG_IFXMIPS) += 0xffffffff80002000 ++ ++# + # DECstation family + # + core-$(CONFIG_MACH_DECSTATION) += arch/mips/dec/ +--- a/include/asm-mips/bootinfo.h ++++ b/include/asm-mips/bootinfo.h +@@ -57,6 +57,12 @@ + #define MACH_MIKROTIK_RB532 0 /* Mikrotik RouterBoard 532 */ + #define MACH_MIKROTIK_RB532A 1 /* Mikrotik RouterBoard 532A */ + ++/* ++ * Valid machtype for group IFXMIPS ++ */ ++#define MACH_GROUP_IFXMIPS 29 ++#define MACH_INFINEON_IFXMIPS 0 ++ + #define CL_SIZE COMMAND_LINE_SIZE + + extern char *system_type; +--- a/arch/mips/pci/Makefile ++++ b/arch/mips/pci/Makefile +@@ -51,3 +51,4 @@ obj-$(CONFIG_VICTOR_MPC30X) += fixup-mpc + obj-$(CONFIG_ZAO_CAPCELLA) += fixup-capcella.o + obj-$(CONFIG_WR_PPMC) += fixup-wrppmc.o + obj-$(CONFIG_MIKROTIK_RB532) += pci-rc32434.o ops-rc32434.o fixup-rc32434.o ++obj-$(CONFIG_IFXMIPS) += pci-ifxmips.o ops-ifxmips.o diff --git a/target/linux/ifxmips/patches-2.6.27/110-drivers.patch b/target/linux/ifxmips/patches-2.6.27/110-drivers.patch new file mode 100644 index 000000000..9382c8b39 --- /dev/null +++ b/target/linux/ifxmips/patches-2.6.27/110-drivers.patch @@ -0,0 +1,152 @@ +--- a/drivers/char/Makefile ++++ b/drivers/char/Makefile +@@ -112,6 +112,10 @@ obj-$(CONFIG_PS3_FLASH) += ps3flash.o + obj-$(CONFIG_JS_RTC) += js-rtc.o + js-rtc-y = rtc.o + ++obj-$(CONFIG_IFXMIPS_SSC) += ifxmips_ssc.o ++obj-$(CONFIG_IFXMIPS_EEPROM) += ifxmips_eeprom.o ++obj-$(CONFIG_IFXMIPS_MEI) += ifxmips_mei_core.o ++ + # Files generated that shall be removed upon make clean + clean-files := consolemap_deftbl.c defkeymap.c + +--- a/drivers/mtd/maps/Makefile ++++ b/drivers/mtd/maps/Makefile +@@ -56,6 +56,7 @@ obj-$(CONFIG_MTD_WALNUT) += walnu + obj-$(CONFIG_MTD_H720X) += h720x-flash.o + obj-$(CONFIG_MTD_SBC8240) += sbc8240.o + obj-$(CONFIG_MTD_NOR_TOTO) += omap-toto-flash.o ++obj-$(CONFIG_MTD_IFXMIPS) += ifxmips.o + obj-$(CONFIG_MTD_IXP4XX) += ixp4xx.o + obj-$(CONFIG_MTD_IXP2000) += ixp2000.o + obj-$(CONFIG_MTD_WRSBC8260) += wr_sbc82xx_flash.o +--- a/drivers/net/Kconfig ++++ b/drivers/net/Kconfig +@@ -343,6 +343,12 @@ config MACB + + source "drivers/net/arm/Kconfig" + ++config IFXMIPS_MII0 ++ tristate "Infineon IFXMips eth0 driver" ++ depends on IFXMIPS ++ help ++ Support for the MII0 inside the IFXMips SOC ++ + config AX88796 + tristate "ASIX AX88796 NE2000 clone support" + depends on ARM || MIPS || SUPERH +--- a/drivers/serial/Kconfig ++++ b/drivers/serial/Kconfig +@@ -1353,6 +1353,14 @@ config SERIAL_OF_PLATFORM + Currently, only 8250 compatible ports are supported, but + others can easily be added. + ++config SERIAL_IFXMIPS ++ bool "IFXMips serial driver" ++ depends on IFXMIPS ++ select SERIAL_CORE ++ select SERIAL_CORE_CONSOLE ++ help ++ Driver for the ifxmipss built in ASC hardware ++ + config SERIAL_QE + tristate "Freescale QUICC Engine serial port support" + depends on QUICC_ENGINE +--- a/drivers/serial/Makefile ++++ b/drivers/serial/Makefile +@@ -69,3 +69,4 @@ obj-$(CONFIG_SERIAL_OF_PLATFORM) += of_s + obj-$(CONFIG_SERIAL_KS8695) += serial_ks8695.o + obj-$(CONFIG_KGDB_SERIAL_CONSOLE) += kgdboc.o + obj-$(CONFIG_SERIAL_QE) += ucc_uart.o ++obj-$(CONFIG_SERIAL_IFXMIPS) += ifxmips_asc.o +--- a/drivers/watchdog/Makefile ++++ b/drivers/watchdog/Makefile +@@ -102,6 +102,7 @@ obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o + obj-$(CONFIG_SIBYTE_WDOG) += sb_wdog.o + obj-$(CONFIG_AR7_WDT) += ar7_wdt.o + obj-$(CONFIG_TXX9_WDT) += txx9wdt.o ++obj-$(CONFIG_IFXMIPS_WDT) += ifxmips_wdt.o + + # PARISC Architecture + +--- a/drivers/net/Makefile ++++ b/drivers/net/Makefile +@@ -256,4 +256,4 @@ obj-$(CONFIG_NETXEN_NIC) += netxen/ + obj-$(CONFIG_NIU) += niu.o + obj-$(CONFIG_VIRTIO_NET) += virtio_net.o + obj-$(CONFIG_SFC) += sfc/ +- ++obj-$(CONFIG_IFXMIPS_MII0) += ifxmips_mii0.o +--- a/drivers/crypto/Kconfig ++++ b/drivers/crypto/Kconfig +@@ -9,6 +9,9 @@ menuconfig CRYPTO_HW + If you say N, all options in this submenu will be skipped and disabled. + + if CRYPTO_HW ++config CRYPTO_DEV_IFXMIPS ++ tristate "Support for IFXMIPS Data Encryption Unit" ++ depends on IFXMIPS + + config CRYPTO_DEV_PADLOCK + tristate "Support for VIA PadLock ACE" +--- a/drivers/crypto/Makefile ++++ b/drivers/crypto/Makefile +@@ -4,3 +4,4 @@ obj-$(CONFIG_CRYPTO_DEV_GEODE) += geode- + obj-$(CONFIG_CRYPTO_DEV_HIFN_795X) += hifn_795x.o + obj-$(CONFIG_CRYPTO_DEV_TALITOS) += talitos.o + obj-$(CONFIG_CRYPTO_DEV_IXP4XX) += ixp4xx_crypto.o ++obj-$(CONFIG_CRYPTO_DEV_IFXMIPS) += ifxdeu-aes.o ifxdeu-des.o ifxdeu-dma.o ifxdeu-generic.o ifxdeu-md5.o ifxdeu-sha1.o +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -305,3 +305,10 @@ config SUPERH_ON_CHIP_R8A66597 + help + This driver enables support for the on-chip R8A66597 in the + SH7366 and SH7723 processors. ++ ++config USB_DWC_HCD ++ tristate "IFXMIPS USB Host Controller Driver" ++ depends on USB && IFXMIPS ++ default y ++ help ++ Danube USB Host Controller +--- a/drivers/leds/Kconfig ++++ b/drivers/leds/Kconfig +@@ -169,6 +169,12 @@ config LEDS_PCA955X + LED driver chips accessed via the I2C bus. Supported + devices include PCA9550, PCA9551, PCA9552, and PCA9553. + ++config LEDS_IFXMIPS ++ tristate "LED Support for IFXMIPS LEDs" ++ depends on LEDS_CLASS && IFXMIPS ++ help ++ This option enables support for the CM-X270 LEDs. ++ + comment "LED Triggers" + + config LEDS_TRIGGERS +--- a/drivers/leds/Makefile ++++ b/drivers/leds/Makefile +@@ -24,6 +24,7 @@ obj-$(CONFIG_LEDS_CLEVO_MAIL) += leds-c + obj-$(CONFIG_LEDS_HP6XX) += leds-hp6xx.o + obj-$(CONFIG_LEDS_FSG) += leds-fsg.o + obj-$(CONFIG_LEDS_PCA955X) += leds-pca955x.o ++obj-$(CONFIG_LEDS_IFXMIPS) += leds-ifxmips.o + + # LED Triggers + obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o +--- a/drivers/watchdog/Kconfig ++++ b/drivers/watchdog/Kconfig +@@ -704,6 +704,12 @@ config TXX9_WDT + help + Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs. + ++config IFXMIPS_WDT ++ bool "IFXMips watchdog" ++ depends on IFXMIPS ++ help ++ Hardware driver for the IFXMIPS Watchdog Timer. ++ + # PARISC Architecture + + # POWERPC Architecture diff --git a/target/linux/ifxmips/patches-2.6.27/160-cfi-swap.patch b/target/linux/ifxmips/patches-2.6.27/160-cfi-swap.patch new file mode 100644 index 000000000..9010c4b4e --- /dev/null +++ b/target/linux/ifxmips/patches-2.6.27/160-cfi-swap.patch @@ -0,0 +1,13 @@ +--- a/drivers/mtd/chips/cfi_cmdset_0002.c ++++ b/drivers/mtd/chips/cfi_cmdset_0002.c +@@ -1025,7 +1025,9 @@ static int __xipram do_write_oneword(str + int retry_cnt = 0; + + adr += chip->start; +- ++#ifdef CONFIG_IFXMIPS ++ adr ^= 2; ++#endif + spin_lock(chip->mutex); + ret = get_chip(map, chip, adr, FL_WRITING); + if (ret) { diff --git a/target/linux/ifxmips/patches-2.6.27/170-dma_hack.patch b/target/linux/ifxmips/patches-2.6.27/170-dma_hack.patch new file mode 100644 index 000000000..5416b6aae --- /dev/null +++ b/target/linux/ifxmips/patches-2.6.27/170-dma_hack.patch @@ -0,0 +1,11 @@ +--- a/arch/mips/mm/cache.c ++++ b/arch/mips/mm/cache.c +@@ -51,6 +51,8 @@ void (*_dma_cache_wback)(unsigned long s + void (*_dma_cache_inv)(unsigned long start, unsigned long size); + + EXPORT_SYMBOL(_dma_cache_wback_inv); ++EXPORT_SYMBOL(_dma_cache_wback); ++EXPORT_SYMBOL(_dma_cache_inv); + + #endif /* CONFIG_DMA_NONCOHERENT */ + diff --git a/target/linux/ifxmips/patches-2.6.27/200-genirq_fix.patch b/target/linux/ifxmips/patches-2.6.27/200-genirq_fix.patch new file mode 100644 index 000000000..ba6372317 --- /dev/null +++ b/target/linux/ifxmips/patches-2.6.27/200-genirq_fix.patch @@ -0,0 +1,12 @@ +--- a/kernel/irq/chip.c ++++ b/kernel/irq/chip.c +@@ -526,6 +526,9 @@ handle_percpu_irq(unsigned int irq, stru + + kstat_this_cpu.irqs[irq]++; + ++ if (unlikely(!desc->action || (desc->status & IRQ_DISABLED))) ++ return; ++ + if (desc->chip->ack) + desc->chip->ack(irq); + |