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[ifxmips] cleanup sources and prepare for 2.6.27

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13660 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
thl
2008-12-16 14:07:55 +00:00
parent 84938fc03d
commit 6ad1668c37
35 changed files with 1931 additions and 1543 deletions
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34
target/linux/ifxmips/patches-2.6.27/000-mips-bad-intctl.patch Normal file
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@@ -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 */

33
target/linux/ifxmips/patches-2.6.27/010-mips_clocksource_init_war.patch Normal file
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@@ -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;
}

72
target/linux/ifxmips/patches-2.6.27/100-board.patch Normal file
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@@ -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

152
target/linux/ifxmips/patches-2.6.27/110-drivers.patch Normal file
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@@ -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

13
target/linux/ifxmips/patches-2.6.27/160-cfi-swap.patch Normal file
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@@ -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) {

11
target/linux/ifxmips/patches-2.6.27/170-dma_hack.patch Normal file
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@@ -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 */

12
target/linux/ifxmips/patches-2.6.27/200-genirq_fix.patch Normal file
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@@ -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);