diff options
Diffstat (limited to 'target/linux/amazon/patches-2.6.32')
8 files changed, 206 insertions, 0 deletions
diff --git a/target/linux/amazon/patches-2.6.32/000-mips-bad-intctl.patch b/target/linux/amazon/patches-2.6.32/000-mips-bad-intctl.patch new file mode 100644 index 000000000..ad3fe9fb3 --- /dev/null +++ b/target/linux/amazon/patches-2.6.32/000-mips-bad-intctl.patch @@ -0,0 +1,32 @@ +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -1537,7 +1537,16 @@ 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/arch/mips/include/asm/irq.h ++++ b/arch/mips/include/asm/irq.h +@@ -158,8 +158,10 @@ 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/amazon/patches-2.6.32/010-mips_clocksource_init_war.patch b/target/linux/amazon/patches-2.6.32/010-mips_clocksource_init_war.patch new file mode 100644 index 000000000..81eabc6dc --- /dev/null +++ b/target/linux/amazon/patches-2.6.32/010-mips_clocksource_init_war.patch @@ -0,0 +1,33 @@ +--- a/arch/mips/kernel/cevt-r4k.c ++++ b/arch/mips/kernel/cevt-r4k.c +@@ -22,6 +22,22 @@ + + #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) + { +@@ -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; + } diff --git a/target/linux/amazon/patches-2.6.32/017-wdt-driver.patch b/target/linux/amazon/patches-2.6.32/017-wdt-driver.patch new file mode 100644 index 000000000..433abd51e --- /dev/null +++ b/target/linux/amazon/patches-2.6.32/017-wdt-driver.patch @@ -0,0 +1,10 @@ +--- a/drivers/watchdog/Makefile ++++ b/drivers/watchdog/Makefile +@@ -113,6 +113,7 @@ 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-$(CONFIG_AMAZON_WDT) += amazon_wdt.o + + # PARISC Architecture + diff --git a/target/linux/amazon/patches-2.6.32/100-board.patch b/target/linux/amazon/patches-2.6.32/100-board.patch new file mode 100644 index 000000000..d1d9c471a --- /dev/null +++ b/target/linux/amazon/patches-2.6.32/100-board.patch @@ -0,0 +1,49 @@ +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -96,6 +96,22 @@ config BCM63XX + help + Support for BCM63XX based boards + ++config AMAZON ++ bool "Amazon support (EXPERIMENTAL)" ++ depends on EXPERIMENTAL ++ select DMA_NONCOHERENT ++ select IRQ_CPU ++ select CEVT_R4K ++ select CSRC_R4K ++ select SYS_HAS_CPU_MIPS32_R1 ++ select SYS_HAS_CPU_MIPS32_R2 ++ select HAVE_STD_PC_SERIAL_PORT ++ select SYS_SUPPORTS_BIG_ENDIAN ++ select SYS_SUPPORTS_32BIT_KERNEL ++ select SYS_HAS_EARLY_PRINTK ++ select HW_HAS_PCI ++ select SWAP_IO_SPACE ++ + config MIPS_COBALT + bool "Cobalt Server" + select CEVT_R4K +@@ -673,6 +689,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD + + endchoice + ++source "arch/mips/amazon/Kconfig" + source "arch/mips/alchemy/Kconfig" + source "arch/mips/basler/excite/Kconfig" + source "arch/mips/bcm63xx/Kconfig" +--- a/arch/mips/Makefile ++++ b/arch/mips/Makefile +@@ -296,6 +296,13 @@ cflags-$(CONFIG_SOC_AU1X00) += -I$(srctr + + + # ++# Infineon AMAZON ++# ++core-$(CONFIG_AMAZON) += arch/mips/amazon/ ++cflags-$(CONFIG_AMAZON) += -I$(srctree)/arch/mips/include/asm/mach-amazon ++load-$(CONFIG_AMAZON) += 0xffffffff80002000 ++ ++# + # Cobalt Server + # + core-$(CONFIG_MIPS_COBALT) += arch/mips/cobalt/ diff --git a/target/linux/amazon/patches-2.6.32/130-mtd_drivers.patch b/target/linux/amazon/patches-2.6.32/130-mtd_drivers.patch new file mode 100644 index 000000000..fafd99670 --- /dev/null +++ b/target/linux/amazon/patches-2.6.32/130-mtd_drivers.patch @@ -0,0 +1,7 @@ +--- a/drivers/mtd/maps/Makefile ++++ b/drivers/mtd/maps/Makefile +@@ -61,3 +61,4 @@ obj-$(CONFIG_MTD_BFIN_ASYNC) += bfin-asy + obj-$(CONFIG_MTD_RBTX4939) += rbtx4939-flash.o + obj-$(CONFIG_MTD_VMU) += vmu-flash.o + obj-$(CONFIG_MTD_GPIO_ADDR) += gpio-addr-flash.o ++obj-$(CONFIG_AMAZON_MTD) += amazon.o diff --git a/target/linux/amazon/patches-2.6.32/140-net_drivers.patch b/target/linux/amazon/patches-2.6.32/140-net_drivers.patch new file mode 100644 index 000000000..e64908c76 --- /dev/null +++ b/target/linux/amazon/patches-2.6.32/140-net_drivers.patch @@ -0,0 +1,9 @@ +--- a/drivers/net/Makefile ++++ b/drivers/net/Makefile +@@ -286,3 +286,6 @@ obj-$(CONFIG_VIRTIO_NET) += virtio_net.o + obj-$(CONFIG_SFC) += sfc/ + + obj-$(CONFIG_WIMAX) += wimax/ ++ ++obj-$(CONFIG_AMAZON_NET_SW) += amazon_sw.o ++obj-$(CONFIG_ADM6996_SUPPORT) += admmod.o diff --git a/target/linux/amazon/patches-2.6.32/150-serial_driver.patch b/target/linux/amazon/patches-2.6.32/150-serial_driver.patch new file mode 100644 index 000000000..8b7741c93 --- /dev/null +++ b/target/linux/amazon/patches-2.6.32/150-serial_driver.patch @@ -0,0 +1,10 @@ +--- a/drivers/serial/Makefile ++++ b/drivers/serial/Makefile +@@ -3,6 +3,7 @@ + # + + obj-$(CONFIG_SERIAL_CORE) += serial_core.o ++obj-$(CONFIG_AMAZON_ASC_UART) += amazon_asc.o + obj-$(CONFIG_SERIAL_21285) += 21285.o + + # These Sparc drivers have to appear before others such as 8250 diff --git a/target/linux/amazon/patches-2.6.32/160-cfi-swap.patch b/target/linux/amazon/patches-2.6.32/160-cfi-swap.patch new file mode 100644 index 000000000..bb89f6110 --- /dev/null +++ b/target/linux/amazon/patches-2.6.32/160-cfi-swap.patch @@ -0,0 +1,56 @@ +--- a/drivers/mtd/chips/cfi_cmdset_0002.c ++++ b/drivers/mtd/chips/cfi_cmdset_0002.c +@@ -1079,6 +1079,9 @@ static int __xipram do_write_oneword(str + int retry_cnt = 0; + + adr += chip->start; ++#ifdef CONFIG_AMAZON ++ adr ^= 2; ++#endif + + spin_lock(chip->mutex); + ret = get_chip(map, chip, adr, FL_WRITING); +@@ -1361,7 +1364,11 @@ static int __xipram do_write_buffer(stru + z = 0; + while(z < words * map_bankwidth(map)) { + datum = map_word_load(map, buf); ++#ifdef CONFIG_AMAZON ++ map_write(map, datum, (adr + z) ^ 0x2); ++#else + map_write(map, datum, adr + z); ++#endif + + z += map_bankwidth(map); + buf += map_bankwidth(map); +@@ -1606,6 +1613,9 @@ static int __xipram do_erase_oneblock(st + int ret = 0; + + adr += chip->start; ++#ifdef CONFIG_AMAZON ++ adr ^= 2; ++#endif + + spin_lock(chip->mutex); + ret = get_chip(map, chip, adr, FL_ERASING); +@@ -1734,6 +1744,10 @@ static int do_atmel_lock(struct map_info + struct cfi_private *cfi = map->fldrv_priv; + int ret; + ++#ifdef CONFIG_AMAZON ++ adr ^= 2; ++#endif ++ + spin_lock(chip->mutex); + ret = get_chip(map, chip, adr + chip->start, FL_LOCKING); + if (ret) +@@ -1770,6 +1784,10 @@ static int do_atmel_unlock(struct map_in + struct cfi_private *cfi = map->fldrv_priv; + int ret; + ++#ifdef CONFIG_AMAZON ++ adr ^= 2; ++#endif ++ + spin_lock(chip->mutex); + ret = get_chip(map, chip, adr + chip->start, FL_UNLOCKING); + if (ret) |