From ee008b4cdfb7082e1a57d63911d39bed0817d7d4 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Sun, 20 Apr 2008 17:41:11 +0100 Subject: [ARM] 5009/1: magician: remove to-be-deprecated defines for pxa_gpio_mode Alternate function and direction setting is now handled by the MFP config code or the generic GPIO API. Signed-off-by: Philipp Zabel Signed-off-by: Russell King --- include/asm-arm/arch-pxa/magician.h | 49 ------------------------------------- 1 file changed, 49 deletions(-) (limited to 'include') diff --git a/include/asm-arm/arch-pxa/magician.h b/include/asm-arm/arch-pxa/magician.h index b34fd5683e2d..169b374f9921 100644 --- a/include/asm-arm/arch-pxa/magician.h +++ b/include/asm-arm/arch-pxa/magician.h @@ -13,7 +13,6 @@ #define _MAGICIAN_H_ #include -#include /* * PXA GPIOs @@ -63,54 +62,6 @@ #define GPIO119_MAGICIAN_UNKNOWN 119 #define GPIO120_MAGICIAN_UNKNOWN 120 -/* - * PXA GPIO alternate function mode & direction - */ - -#define GPIO0_MAGICIAN_KEY_POWER_MD (0 | GPIO_IN) -#define GPIO9_MAGICIAN_UNKNOWN_MD (9 | GPIO_IN) -#define GPIO10_MAGICIAN_GSM_IRQ_MD (10 | GPIO_IN) -#define GPIO11_MAGICIAN_GSM_OUT1_MD (11 | GPIO_OUT) -#define GPIO13_MAGICIAN_CPLD_IRQ_MD (13 | GPIO_IN) -#define GPIO18_MAGICIAN_UNKNOWN_MD (18 | GPIO_OUT) -#define GPIO22_MAGICIAN_VIBRA_EN_MD (22 | GPIO_OUT) -#define GPIO26_MAGICIAN_GSM_POWER_MD (26 | GPIO_OUT) -#define GPIO27_MAGICIAN_USBC_PUEN_MD (27 | GPIO_OUT) -#define GPIO30_MAGICIAN_nCHARGE_EN_MD (30 | GPIO_OUT) -#define GPIO37_MAGICIAN_KEY_HANGUP_MD (37 | GPIO_OUT) -#define GPIO38_MAGICIAN_KEY_CONTACTS_MD (38 | GPIO_OUT) -#define GPIO40_MAGICIAN_GSM_OUT2_MD (40 | GPIO_OUT) -#define GPIO48_MAGICIAN_UNKNOWN_MD (48 | GPIO_OUT) -#define GPIO56_MAGICIAN_UNKNOWN_MD (56 | GPIO_OUT) -#define GPIO57_MAGICIAN_CAM_RESET_MD (57 | GPIO_OUT) -#define GPIO75_MAGICIAN_SAMSUNG_POWER_MD (75 | GPIO_OUT) -#define GPIO83_MAGICIAN_nIR_EN_MD (83 | GPIO_OUT) -#define GPIO86_MAGICIAN_GSM_RESET_MD (86 | GPIO_OUT) -#define GPIO87_MAGICIAN_GSM_SELECT_MD (87 | GPIO_OUT) -#define GPIO90_MAGICIAN_KEY_CALENDAR_MD (90 | GPIO_OUT) -#define GPIO91_MAGICIAN_KEY_CAMERA_MD (91 | GPIO_OUT) -#define GPIO93_MAGICIAN_KEY_UP_MD (93 | GPIO_IN) -#define GPIO94_MAGICIAN_KEY_DOWN_MD (94 | GPIO_IN) -#define GPIO95_MAGICIAN_KEY_LEFT_MD (95 | GPIO_IN) -#define GPIO96_MAGICIAN_KEY_RIGHT_MD (96 | GPIO_IN) -#define GPIO97_MAGICIAN_KEY_ENTER_MD (97 | GPIO_IN) -#define GPIO98_MAGICIAN_KEY_RECORD_MD (98 | GPIO_IN) -#define GPIO99_MAGICIAN_HEADPHONE_IN_MD (99 | GPIO_IN) -#define GPIO100_MAGICIAN_KEY_VOL_UP_MD (100 | GPIO_IN) -#define GPIO101_MAGICIAN_KEY_VOL_DOWN_MD (101 | GPIO_IN) -#define GPIO102_MAGICIAN_KEY_PHONE_MD (102 | GPIO_IN) -#define GPIO103_MAGICIAN_LED_KP_MD (103 | GPIO_OUT) -#define GPIO104_MAGICIAN_LCD_POWER_1_MD (104 | GPIO_OUT) -#define GPIO105_MAGICIAN_LCD_POWER_2_MD (105 | GPIO_OUT) -#define GPIO106_MAGICIAN_LCD_POWER_3_MD (106 | GPIO_OUT) -#define GPIO107_MAGICIAN_DS1WM_IRQ_MD (107 | GPIO_IN) -#define GPIO108_MAGICIAN_GSM_READY_MD (108 | GPIO_IN) -#define GPIO114_MAGICIAN_UNKNOWN_MD (114 | GPIO_OUT) -#define GPIO115_MAGICIAN_nPEN_IRQ_MD (115 | GPIO_IN) -#define GPIO116_MAGICIAN_nCAM_EN_MD (116 | GPIO_OUT) -#define GPIO119_MAGICIAN_UNKNOWN_MD (119 | GPIO_OUT) -#define GPIO120_MAGICIAN_UNKNOWN_MD (120 | GPIO_OUT) - /* * CPLD IRQs */ -- cgit v1.2.3 From 406b1ea441cb86671c5b57d2ce722d217914d524 Mon Sep 17 00:00:00 2001 From: Mike Rapoport Date: Mon, 21 Apr 2008 10:56:32 +0100 Subject: [ARM] 5013/1: Change ITE8152 interrupt numbers The patch kills the use of IRQ_GPIO() and adds #if NR_IRQS < (IT8152_LAST_IRQ+1) statement. Signed-off-by: Mike Rapoport Signed-off-by: Russell King --- include/asm-arm/arch-pxa/irqs.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-arm/arch-pxa/irqs.h b/include/asm-arm/arch-pxa/irqs.h index 50c77eacbd5e..b6c8fe377683 100644 --- a/include/asm-arm/arch-pxa/irqs.h +++ b/include/asm-arm/arch-pxa/irqs.h @@ -239,7 +239,7 @@ /* ITE8152 irqs */ /* add IT8152 IRQs beyond BOARD_END */ #ifdef CONFIG_PCI_HOST_ITE8152 -#define IT8152_IRQ(x) (IRQ_GPIO(IRQ_BOARD_END) + 1 + (x)) +#define IT8152_IRQ(x) (IRQ_BOARD_END + (x)) /* IRQ-sources in 3 groups - local devices, LPC (serial), and external PCI */ #define IT8152_LD_IRQ_COUNT 9 @@ -253,6 +253,9 @@ #define IT8152_LAST_IRQ IT8152_LD_IRQ(IT8152_LD_IRQ_COUNT - 1) +#if NR_IRQS < (IT8152_LAST_IRQ+1) #undef NR_IRQS #define NR_IRQS (IT8152_LAST_IRQ+1) #endif + +#endif /* CONFIG_PCI_HOST_ITE8152 */ -- cgit v1.2.3 From d3930614e68bdf83a120d904c039a64e9f75dba1 Mon Sep 17 00:00:00 2001 From: Dmitry Baryshkov Date: Mon, 21 Apr 2008 11:54:13 +0100 Subject: [ARM] 5014/1: Cleanup reset state before entering suspend or resetting. The kernel should clean stale bits from reset status, so that they won't confuse the bootloader. Signed-off-by: Dmitry Baryshkov Signed-off-by: Russell King --- arch/arm/mach-pxa/pm.c | 4 ++-- include/asm-arm/arch-pxa/system.h | 2 ++ 2 files changed, 4 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c index 039194cbe477..ec1bbf333a3a 100644 --- a/arch/arm/mach-pxa/pm.c +++ b/arch/arm/mach-pxa/pm.c @@ -46,8 +46,8 @@ int pxa_pm_enter(suspend_state_t state) sleep_save_checksum += sleep_save[i]; } - /* Clear sleep reset status */ - RCSR = RCSR_SMR; + /* Clear reset status */ + RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; /* *** go zzz *** */ pxa_cpu_pm_fns->enter(state); diff --git a/include/asm-arm/arch-pxa/system.h b/include/asm-arm/arch-pxa/system.h index 1d56a3ef89fd..a758a719180f 100644 --- a/include/asm-arm/arch-pxa/system.h +++ b/include/asm-arm/arch-pxa/system.h @@ -22,6 +22,8 @@ static inline void arch_idle(void) static inline void arch_reset(char mode) { + RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; + if (mode == 's') { /* Jump into ROM at address 0 */ cpu_reset(0); -- cgit v1.2.3 From fd153abb01c3fbcc47cd4ac3c0bc8801cfcc0009 Mon Sep 17 00:00:00 2001 From: Nicolas Pitre Date: Fri, 25 Apr 2008 14:28:55 -0400 Subject: [ARM] Orion: fix ioremap() optimization The ioremap() optimization used for internal register didn't cope with the fact that paddr + size can wrap to zero if the area extends to the end of the physical address space. Issue isolated by Sylver Bruneau . Signed-off-by: Nicolas Pitre --- include/asm-arm/arch-orion5x/io.h | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'include') diff --git a/include/asm-arm/arch-orion5x/io.h b/include/asm-arm/arch-orion5x/io.h index 5148ab7ad1f8..50f8c8802206 100644 --- a/include/asm-arm/arch-orion5x/io.h +++ b/include/asm-arm/arch-orion5x/io.h @@ -20,11 +20,10 @@ static inline void __iomem * __arch_ioremap(unsigned long paddr, size_t size, unsigned int mtype) { void __iomem *retval; - - if (mtype == MT_DEVICE && size && paddr >= ORION5X_REGS_PHYS_BASE && - paddr + size <= ORION5X_REGS_PHYS_BASE + ORION5X_REGS_SIZE) { - retval = (void __iomem *)ORION5X_REGS_VIRT_BASE + - (paddr - ORION5X_REGS_PHYS_BASE); + unsigned long offs = paddr - ORION5X_REGS_PHYS_BASE; + if (mtype == MT_DEVICE && size && offs < ORION5X_REGS_SIZE && + size <= ORION5X_REGS_SIZE && offs + size <= ORION5X_REGS_SIZE) { + retval = (void __iomem *)ORION5X_REGS_VIRT_BASE + offs; } else { retval = __arm_ioremap(paddr, size, mtype); } -- cgit v1.2.3 From 0ed1507183adea174bc4b6611b50d90e044730c2 Mon Sep 17 00:00:00 2001 From: Lennert Buytenhek Date: Thu, 24 Apr 2008 01:31:45 -0400 Subject: [ARM] Feroceon: Feroceon-specific WA-cache compatible {copy,clear}_user_page() This patch implements a set of Feroceon-specific {copy,clear}_user_page() routines that perform more optimally than the generic implementations. This also deals with write-allocate caches (Feroceon can run L1 D in WA mode) which otherwise prevents Linux from booting. [nico: optimized the code even further] Signed-off-by: Lennert Buytenhek Tested-by: Sylver Bruneau Tested-by: Martin Michlmayr Signed-off-by: Nicolas Pitre --- arch/arm/mm/Kconfig | 5 ++- arch/arm/mm/Makefile | 1 + arch/arm/mm/copypage-feroceon.S | 95 +++++++++++++++++++++++++++++++++++++++++ arch/arm/mm/proc-feroceon.S | 4 +- include/asm-arm/page.h | 8 ++++ 5 files changed, 110 insertions(+), 3 deletions(-) create mode 100644 arch/arm/mm/copypage-feroceon.S (limited to 'include') diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index a92a577c1b65..33ed048502a3 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -372,7 +372,7 @@ config CPU_FEROCEON select CPU_PABRT_NOIFAR select CPU_CACHE_VIVT select CPU_CP15_MMU - select CPU_COPY_V4WB if MMU + select CPU_COPY_FEROCEON if MMU select CPU_TLB_V4WBI if MMU config CPU_FEROCEON_OLD_ID @@ -523,6 +523,9 @@ config CPU_COPY_V4WT config CPU_COPY_V4WB bool +config CPU_COPY_FEROCEON + bool + config CPU_COPY_V6 bool diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile index 44536a0b995a..32b2d2d213a6 100644 --- a/arch/arm/mm/Makefile +++ b/arch/arm/mm/Makefile @@ -36,6 +36,7 @@ obj-$(CONFIG_CPU_CACHE_V7) += cache-v7.o obj-$(CONFIG_CPU_COPY_V3) += copypage-v3.o obj-$(CONFIG_CPU_COPY_V4WT) += copypage-v4wt.o obj-$(CONFIG_CPU_COPY_V4WB) += copypage-v4wb.o +obj-$(CONFIG_CPU_COPY_FEROCEON) += copypage-feroceon.o obj-$(CONFIG_CPU_COPY_V6) += copypage-v6.o context.o obj-$(CONFIG_CPU_SA1100) += copypage-v4mc.o obj-$(CONFIG_CPU_XSCALE) += copypage-xscale.o diff --git a/arch/arm/mm/copypage-feroceon.S b/arch/arm/mm/copypage-feroceon.S new file mode 100644 index 000000000000..7eb0d320d240 --- /dev/null +++ b/arch/arm/mm/copypage-feroceon.S @@ -0,0 +1,95 @@ +/* + * linux/arch/arm/lib/copypage-feroceon.S + * + * Copyright (C) 2008 Marvell Semiconductors + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This handles copy_user_page and clear_user_page on Feroceon + * more optimally than the generic implementations. + */ +#include +#include +#include + + .text + .align 5 + +ENTRY(feroceon_copy_user_page) + stmfd sp!, {r4-r9, lr} + mov ip, #PAGE_SZ +1: mov lr, r1 + ldmia r1!, {r2 - r9} + pld [lr, #32] + pld [lr, #64] + pld [lr, #96] + pld [lr, #128] + pld [lr, #160] + pld [lr, #192] + pld [lr, #224] + stmia r0, {r2 - r9} + ldmia r1!, {r2 - r9} + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + stmia r0, {r2 - r9} + ldmia r1!, {r2 - r9} + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + stmia r0, {r2 - r9} + ldmia r1!, {r2 - r9} + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + stmia r0, {r2 - r9} + ldmia r1!, {r2 - r9} + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + stmia r0, {r2 - r9} + ldmia r1!, {r2 - r9} + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + stmia r0, {r2 - r9} + ldmia r1!, {r2 - r9} + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + stmia r0, {r2 - r9} + ldmia r1!, {r2 - r9} + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + stmia r0, {r2 - r9} + subs ip, ip, #(32 * 8) + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + bne 1b + mcr p15, 0, ip, c7, c10, 4 @ drain WB + ldmfd sp!, {r4-r9, pc} + + .align 5 + +ENTRY(feroceon_clear_user_page) + stmfd sp!, {r4-r7, lr} + mov r1, #PAGE_SZ/32 + mov r2, #0 + mov r3, #0 + mov r4, #0 + mov r5, #0 + mov r6, #0 + mov r7, #0 + mov ip, #0 + mov lr, #0 +1: stmia r0, {r2-r7, ip, lr} + subs r1, r1, #1 + mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D line + add r0, r0, #32 + bne 1b + mcr p15, 0, r1, c7, c10, 4 @ drain WB + ldmfd sp!, {r4-r7, pc} + + __INITDATA + + .type feroceon_user_fns, #object +ENTRY(feroceon_user_fns) + .long feroceon_clear_user_page + .long feroceon_copy_user_page + .size feroceon_user_fns, . - feroceon_user_fns diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S index f37abd710562..a02c1712b52d 100644 --- a/arch/arm/mm/proc-feroceon.S +++ b/arch/arm/mm/proc-feroceon.S @@ -440,7 +440,7 @@ __feroceon_old_id_proc_info: .long cpu_feroceon_name .long feroceon_processor_functions .long v4wbi_tlb_fns - .long v4wb_user_fns + .long feroceon_user_fns .long feroceon_cache_fns .size __feroceon_old_id_proc_info, . - __feroceon_old_id_proc_info #endif @@ -466,6 +466,6 @@ __feroceon_proc_info: .long cpu_feroceon_name .long feroceon_processor_functions .long v4wbi_tlb_fns - .long v4wb_user_fns + .long feroceon_user_fns .long feroceon_cache_fns .size __feroceon_proc_info, . - __feroceon_proc_info diff --git a/include/asm-arm/page.h b/include/asm-arm/page.h index c86f68ee6511..5c22b0112106 100644 --- a/include/asm-arm/page.h +++ b/include/asm-arm/page.h @@ -71,6 +71,14 @@ # endif #endif +#ifdef CONFIG_CPU_COPY_FEROCEON +# ifdef _USER +# define MULTI_USER 1 +# else +# define _USER feroceon +# endif +#endif + #ifdef CONFIG_CPU_SA1100 # ifdef _USER # define MULTI_USER 1 -- cgit v1.2.3