diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-pxa/cm-x2xx.c | 13 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/cpufreq-pxa2xx.c | 10 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/csb726.c | 7 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/generic.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/h5000.c | 9 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/include/mach/pxa2xx-regs.h | 55 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/include/mach/smemc.h | 74 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/lpd270.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/lubbock.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/mainstone.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/pxa25x.c | 5 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/pxa27x.c | 11 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/pxa3xx.c | 5 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/sleep.S | 2 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/smemc.c | 51 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/spitz.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/stargate2.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/tosa.c | 7 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/trizeps4.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/xcep.c | 5 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/zeus.c | 8 |
21 files changed, 156 insertions, 128 deletions
diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c index 47e2420..b734d84 100644 --- a/arch/arm/mach-pxa/cm-x2xx.c +++ b/arch/arm/mach-pxa/cm-x2xx.c @@ -24,6 +24,7 @@ #include <mach/pxa2xx-regs.h> #include <mach/audio.h> #include <mach/pxafb.h> +#include <mach/smemc.h> #include <asm/hardware/it8152.h> @@ -392,9 +393,9 @@ static int cmx2xx_suspend(struct sys_device *dev, pm_message_t state) cmx2xx_pci_suspend(); /* save MSC registers */ - sleep_save_msc[0] = MSC0; - sleep_save_msc[1] = MSC1; - sleep_save_msc[2] = MSC2; + sleep_save_msc[0] = __raw_readl(MSC0); + sleep_save_msc[1] = __raw_readl(MSC1); + sleep_save_msc[2] = __raw_readl(MSC2); /* setup power saving mode registers */ PCFR = 0x0; @@ -416,9 +417,9 @@ static int cmx2xx_resume(struct sys_device *dev) cmx2xx_pci_resume(); /* restore MSC registers */ - MSC0 = sleep_save_msc[0]; - MSC1 = sleep_save_msc[1]; - MSC2 = sleep_save_msc[2]; + __raw_writel(sleep_save_msc[0], MSC0); + __raw_writel(sleep_save_msc[1], MSC1); + __raw_writel(sleep_save_msc[2], MSC2); return 0; } diff --git a/arch/arm/mach-pxa/cpufreq-pxa2xx.c b/arch/arm/mach-pxa/cpufreq-pxa2xx.c index 58093d9..6a7aeab 100644 --- a/arch/arm/mach-pxa/cpufreq-pxa2xx.c +++ b/arch/arm/mach-pxa/cpufreq-pxa2xx.c @@ -38,8 +38,10 @@ #include <linux/cpufreq.h> #include <linux/err.h> #include <linux/regulator/consumer.h> +#include <linux/io.h> #include <mach/pxa2xx-regs.h> +#include <mach/smemc.h> #ifdef DEBUG static unsigned int freq_debug; @@ -242,7 +244,7 @@ static void pxa27x_guess_max_freq(void) static void init_sdram_rows(void) { - uint32_t mdcnfg = MDCNFG; + uint32_t mdcnfg = __raw_readl(MDCNFG); unsigned int drac2 = 0, drac0 = 0; if (mdcnfg & (MDCNFG_DE2 | MDCNFG_DE3)) @@ -331,8 +333,8 @@ static int pxa_set_target(struct cpufreq_policy *policy, * we need to preset the smaller DRI before the change. If we're * speeding up we need to set the larger DRI value after the change. */ - preset_mdrefr = postset_mdrefr = MDREFR; - if ((MDREFR & MDREFR_DRI_MASK) > mdrefr_dri(new_freq_mem)) { + preset_mdrefr = postset_mdrefr = __raw_readl(MDREFR); + if ((preset_mdrefr & MDREFR_DRI_MASK) > mdrefr_dri(new_freq_mem)) { preset_mdrefr = (preset_mdrefr & ~MDREFR_DRI_MASK); preset_mdrefr |= mdrefr_dri(new_freq_mem); } @@ -370,7 +372,7 @@ static int pxa_set_target(struct cpufreq_policy *policy, 3: nop \n\ " : "=&r" (unused) - : "r" (&MDREFR), "r" (cclkcfg), + : "r" (MDREFR), "r" (cclkcfg), "r" (preset_mdrefr), "r" (postset_mdrefr) : "r4", "r5"); local_irq_restore(flags); diff --git a/arch/arm/mach-pxa/csb726.c b/arch/arm/mach-pxa/csb726.c index 225a2a1..a305424 100644 --- a/arch/arm/mach-pxa/csb726.c +++ b/arch/arm/mach-pxa/csb726.c @@ -27,6 +27,7 @@ #include <mach/ohci.h> #include <mach/pxa2xx-regs.h> #include <mach/audio.h> +#include <mach/smemc.h> #include "generic.h" #include "devices.h" @@ -255,9 +256,9 @@ static struct platform_device *devices[] __initdata = { static void __init csb726_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(csb726_pin_config)); -/* MSC1 = 0x7ffc3ffc; *//* LAN9215/EXP_CS */ -/* MSC2 = 0x06697ff4; *//* none/SM501 */ - MSC2 = (MSC2 & ~0xffff) | 0x7ff4; /* SM501 */ +/* __raw_writel(0x7ffc3ffc, MSC1); *//* LAN9215/EXP_CS */ +/* __raw_writel(0x06697ff4, MSC2); *//* none/SM501 */ + __raw_writel((__raw_readl(MSC2) & ~0xffff) | 0x7ff4, MSC2); /* SM501 */ pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c index 6a5f379..d4ce8f9 100644 --- a/arch/arm/mach-pxa/generic.c +++ b/arch/arm/mach-pxa/generic.c @@ -28,6 +28,7 @@ #include <mach/reset.h> #include <mach/gpio.h> +#include <mach/smemc.h> #include "generic.h" diff --git a/arch/arm/mach-pxa/h5000.c b/arch/arm/mach-pxa/h5000.c index 0ef1635..657db46 100644 --- a/arch/arm/mach-pxa/h5000.c +++ b/arch/arm/mach-pxa/h5000.c @@ -32,6 +32,7 @@ #include <mach/pxa25x.h> #include <mach/h5000.h> #include <mach/udc.h> +#include <mach/smemc.h> #include "generic.h" @@ -172,11 +173,11 @@ static unsigned long h5000_pin_config[] __initdata = { static void fix_msc(void) { - MSC0 = 0x129c24f2; - MSC1 = 0x7ff424fa; - MSC2 = 0x7ff47ff4; + __raw_writel(0x129c24f2, MSC0); + __raw_writel(0x7ff424fa, MSC1); + __raw_writel(0x7ff47ff4, MSC2); - MDREFR |= 0x02080000; + __raw_writel(__raw_readl(MDREFR) | 0x02080000, MDREFR); } /* diff --git a/arch/arm/mach-pxa/include/mach/pxa2xx-regs.h b/arch/arm/mach-pxa/include/mach/pxa2xx-regs.h index dd0fc1c..ee6ced1 100644 --- a/arch/arm/mach-pxa/include/mach/pxa2xx-regs.h +++ b/arch/arm/mach-pxa/include/mach/pxa2xx-regs.h @@ -17,61 +17,6 @@ #include <mach/hardware.h> /* - * Memory controller - */ - -#define MDCNFG __REG(0x48000000) /* SDRAM Configuration Register 0 */ -#define MDREFR __REG(0x48000004) /* SDRAM Refresh Control Register */ -#define MSC0 __REG(0x48000008) /* Static Memory Control Register 0 */ -#define MSC1 __REG(0x4800000C) /* Static Memory Control Register 1 */ -#define MSC2 __REG(0x48000010) /* Static Memory Control Register 2 */ -#define MECR __REG(0x48000014) /* Expansion Memory (PCMCIA/Compact Flash) Bus Configuration */ -#define SXLCR __REG(0x48000018) /* LCR value to be written to SDRAM-Timing Synchronous Flash */ -#define SXCNFG __REG(0x4800001C) /* Synchronous Static Memory Control Register */ -#define SXMRS __REG(0x48000024) /* MRS value to be written to Synchronous Flash or SMROM */ -#define MCMEM0 __REG(0x48000028) /* Card interface Common Memory Space Socket 0 Timing */ -#define MCMEM1 __REG(0x4800002C) /* Card interface Common Memory Space Socket 1 Timing */ -#define MCATT0 __REG(0x48000030) /* Card interface Attribute Space Socket 0 Timing Configuration */ -#define MCATT1 __REG(0x48000034) /* Card interface Attribute Space Socket 1 Timing Configuration */ -#define MCIO0 __REG(0x48000038) /* Card interface I/O Space Socket 0 Timing Configuration */ -#define MCIO1 __REG(0x4800003C) /* Card interface I/O Space Socket 1 Timing Configuration */ -#define MDMRS __REG(0x48000040) /* MRS value to be written to SDRAM */ -#define BOOT_DEF __REG(0x48000044) /* Read-Only Boot-Time Register. Contains BOOT_SEL and PKG_SEL */ - -/* - * More handy macros for PCMCIA - * - * Arg is socket number - */ -#define MCMEM(s) __REG2(0x48000028, (s)<<2 ) /* Card interface Common Memory Space Socket s Timing */ -#define MCATT(s) __REG2(0x48000030, (s)<<2 ) /* Card interface Attribute Space Socket s Timing Configuration */ -#define MCIO(s) __REG2(0x48000038, (s)<<2 ) /* Card interface I/O Space Socket s Timing Configuration */ - -/* MECR register defines */ -#define MECR_NOS (1 << 0) /* Number Of Sockets: 0 -> 1 sock, 1 -> 2 sock */ -#define MECR_CIT (1 << 1) /* Card Is There: 0 -> no card, 1 -> card inserted */ - -#define MDCNFG_DE0 (1 << 0) /* SDRAM Bank 0 Enable */ -#define MDCNFG_DE1 (1 << 1) /* SDRAM Bank 1 Enable */ -#define MDCNFG_DE2 (1 << 16) /* SDRAM Bank 2 Enable */ -#define MDCNFG_DE3 (1 << 17) /* SDRAM Bank 3 Enable */ - -#define MDREFR_K0DB4 (1 << 29) /* SDCLK0 Divide by 4 Control/Status */ -#define MDREFR_K2FREE (1 << 25) /* SDRAM Free-Running Control */ -#define MDREFR_K1FREE (1 << 24) /* SDRAM Free-Running Control */ -#define MDREFR_K0FREE (1 << 23) /* SDRAM Free-Running Control */ -#define MDREFR_SLFRSH (1 << 22) /* SDRAM Self-Refresh Control/Status */ -#define MDREFR_APD (1 << 20) /* SDRAM/SSRAM Auto-Power-Down Enable */ -#define MDREFR_K2DB2 (1 << 19) /* SDCLK2 Divide by 2 Control/Status */ -#define MDREFR_K2RUN (1 << 18) /* SDCLK2 Run Control/Status */ -#define MDREFR_K1DB2 (1 << 17) /* SDCLK1 Divide by 2 Control/Status */ -#define MDREFR_K1RUN (1 << 16) /* SDCLK1 Run Control/Status */ -#define MDREFR_E1PIN (1 << 15) /* SDCKE1 Level Control/Status */ -#define MDREFR_K0DB2 (1 << 14) /* SDCLK0 Divide by 2 Control/Status */ -#define MDREFR_K0RUN (1 << 13) /* SDCLK0 Run Control/Status */ -#define MDREFR_E0PIN (1 << 12) /* SDCKE0 Level Control/Status */ - -/* * Power Manager */ diff --git a/arch/arm/mach-pxa/include/mach/smemc.h b/arch/arm/mach-pxa/include/mach/smemc.h new file mode 100644 index 0000000..654adc9 --- /dev/null +++ b/arch/arm/mach-pxa/include/mach/smemc.h @@ -0,0 +1,74 @@ +/* + * Static memory controller register definitions for PXA CPUs + * + * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com> + * + * 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. + */ + +#ifndef __SMEMC_REGS_H +#define __SMEMC_REGS_H + +#define PXA2XX_SMEMC_BASE 0x48000000 +#define PXA3XX_SMEMC_BASE 0x4a000000 +#define SMEMC_VIRT 0xf6000000 + +#define MDCNFG (SMEMC_VIRT + 0x00) /* SDRAM Configuration Register 0 */ +#define MDREFR (SMEMC_VIRT + 0x04) /* SDRAM Refresh Control Register */ +#define MSC0 (SMEMC_VIRT + 0x08) /* Static Memory Control Register 0 */ +#define MSC1 (SMEMC_VIRT + 0x0C) /* Static Memory Control Register 1 */ +#define MSC2 (SMEMC_VIRT + 0x10) /* Static Memory Control Register 2 */ +#define MECR (SMEMC_VIRT + 0x14) /* Expansion Memory (PCMCIA/Compact Flash) Bus Configuration */ +#define SXLCR (SMEMC_VIRT + 0x18) /* LCR value to be written to SDRAM-Timing Synchronous Flash */ +#define SXCNFG (SMEMC_VIRT + 0x1C) /* Synchronous Static Memory Control Register */ +#define SXMRS (SMEMC_VIRT + 0x24) /* MRS value to be written to Synchronous Flash or SMROM */ +#define MCMEM0 (SMEMC_VIRT + 0x28) /* Card interface Common Memory Space Socket 0 Timing */ +#define MCMEM1 (SMEMC_VIRT + 0x2C) /* Card interface Common Memory Space Socket 1 Timing */ +#define MCATT0 (SMEMC_VIRT + 0x30) /* Card interface Attribute Space Socket 0 Timing Configuration */ +#define MCATT1 (SMEMC_VIRT + 0x34) /* Card interface Attribute Space Socket 1 Timing Configuration */ +#define MCIO0 (SMEMC_VIRT + 0x38) /* Card interface I/O Space Socket 0 Timing Configuration */ +#define MCIO1 (SMEMC_VIRT + 0x3C) /* Card interface I/O Space Socket 1 Timing Configuration */ +#define MDMRS (SMEMC_VIRT + 0x40) /* MRS value to be written to SDRAM */ +#define BOOT_DEF (SMEMC_VIRT + 0x44) /* Read-Only Boot-Time Register. Contains BOOT_SEL and PKG_SEL */ +#define MEMCLKCFG (SMEMC_VIRT + 0x68) /* Clock Configuration */ +#define CSADRCFG0 (SMEMC_VIRT + 0x80) /* Address Configuration Register for CS0 */ +#define CSADRCFG1 (SMEMC_VIRT + 0x84) /* Address Configuration Register for CS1 */ +#define CSADRCFG2 (SMEMC_VIRT + 0x88) /* Address Configuration Register for CS2 */ +#define CSADRCFG3 (SMEMC_VIRT + 0x8C) /* Address Configuration Register for CS3 */ + +/* + * More handy macros for PCMCIA + * + * Arg is socket number + */ +#define MCMEM(s) (SMEMC_VIRT + 0x28 + ((s)<<2)) /* Card interface Common Memory Space Socket s Timing */ +#define MCATT(s) (SMEMC_VIRT + 0x30 + ((s)<<2)) /* Card interface Attribute Space Socket s Timing Configuration */ +#define MCIO(s) (SMEMC_VIRT + 0x38 + ((s)<<2)) /* Card interface I/O Space Socket s Timing Configuration */ + +/* MECR register defines */ +#define MECR_NOS (1 << 0) /* Number Of Sockets: 0 -> 1 sock, 1 -> 2 sock */ +#define MECR_CIT (1 << 1) /* Card Is There: 0 -> no card, 1 -> card inserted */ + +#define MDCNFG_DE0 (1 << 0) /* SDRAM Bank 0 Enable */ +#define MDCNFG_DE1 (1 << 1) /* SDRAM Bank 1 Enable */ +#define MDCNFG_DE2 (1 << 16) /* SDRAM Bank 2 Enable */ +#define MDCNFG_DE3 (1 << 17) /* SDRAM Bank 3 Enable */ + +#define MDREFR_K0DB4 (1 << 29) /* SDCLK0 Divide by 4 Control/Status */ +#define MDREFR_K2FREE (1 << 25) /* SDRAM Free-Running Control */ +#define MDREFR_K1FREE (1 << 24) /* SDRAM Free-Running Control */ +#define MDREFR_K0FREE (1 << 23) /* SDRAM Free-Running Control */ +#define MDREFR_SLFRSH (1 << 22) /* SDRAM Self-Refresh Control/Status */ +#define MDREFR_APD (1 << 20) /* SDRAM/SSRAM Auto-Power-Down Enable */ +#define MDREFR_K2DB2 (1 << 19) /* SDCLK2 Divide by 2 Control/Status */ +#define MDREFR_K2RUN (1 << 18) /* SDCLK2 Run Control/Status */ +#define MDREFR_K1DB2 (1 << 17) /* SDCLK1 Divide by 2 Control/Status */ +#define MDREFR_K1RUN (1 << 16) /* SDCLK1 Run Control/Status */ +#define MDREFR_E1PIN (1 << 15) /* SDCKE1 Level Control/Status */ +#define MDREFR_K0DB2 (1 << 14) /* SDCLK0 Divide by 2 Control/Status */ +#define MDREFR_K0RUN (1 << 13) /* SDCLK0 Run Control/Status */ +#define MDREFR_E0PIN (1 << 12) /* SDCKE0 Level Control/Status */ + +#endif diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index db615d5..8ab62a6 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -46,6 +46,7 @@ #include <mach/mmc.h> #include <mach/irda.h> #include <mach/ohci.h> +#include <mach/smemc.h> #include "generic.h" #include "devices.h" @@ -463,7 +464,7 @@ static void __init lpd270_init(void) pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); - lpd270_flash_data[0].width = (BOOT_DEF & 1) ? 2 : 4; + lpd270_flash_data[0].width = (__raw_readl(BOOT_DEF) & 1) ? 2 : 4; lpd270_flash_data[1].width = 4; /* diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index 5b1cc1c..d337548 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -50,6 +50,7 @@ #include <mach/pxafb.h> #include <mach/mmc.h> #include <mach/pm.h> +#include <mach/smemc.h> #include "generic.h" #include "clock.h" @@ -525,7 +526,7 @@ static void __init lubbock_init(void) pxa_set_ac97_info(NULL); lubbock_flash_data[0].width = lubbock_flash_data[1].width = - (BOOT_DEF & 1) ? 2 : 4; + (__raw_readl(BOOT_DEF) & 1) ? 2 : 4; /* Compensate for the nROMBT switch which swaps the flash banks */ printk(KERN_NOTICE "Lubbock configured to boot from %s (bank %d)\n", flashboot?"Flash":"ROM", flashboot); diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 8bef7c8..740c035 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -51,6 +51,7 @@ #include <mach/irda.h> #include <mach/ohci.h> #include <plat/pxa27x_keypad.h> +#include <mach/smemc.h> #include "generic.h" #include "devices.h" @@ -565,7 +566,7 @@ static void __init mainstone_init(void) pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); - mst_flash_data[0].width = (BOOT_DEF & 1) ? 2 : 4; + mst_flash_data[0].width = (__raw_readl(BOOT_DEF) & 1) ? 2 : 4; mst_flash_data[1].width = 4; /* Compensate for SW7 which swaps the flash banks */ diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index 67200ce..23136b6 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -31,6 +31,7 @@ #include <mach/reset.h> #include <mach/pm.h> #include <mach/dma.h> +#include <mach/smemc.h> #include "generic.h" #include "devices.h" @@ -323,8 +324,8 @@ void __init pxa26x_init_irq(void) static struct map_desc pxa25x_io_desc[] __initdata = { { /* Mem Ctl */ - .virtual = 0xf6000000, - .pfn = __phys_to_pfn(0x48000000), + .virtual = SMEMC_VIRT, + .pfn = __phys_to_pfn(PXA2XX_SMEMC_BASE), .length = 0x00200000, .type = MT_DEVICE }, diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index 71dbee4..839548d 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -17,6 +17,7 @@ #include <linux/suspend.h> #include <linux/platform_device.h> #include <linux/sysdev.h> +#include <linux/io.h> #include <asm/mach/map.h> #include <mach/hardware.h> @@ -28,6 +29,8 @@ #include <mach/ohci.h> #include <mach/pm.h> #include <mach/dma.h> +#include <mach/smemc.h> + #include <plat/i2c.h> #include "generic.h" @@ -255,7 +258,7 @@ enum { void pxa27x_cpu_pm_save(unsigned long *sleep_save) { - SAVE(MDREFR); + sleep_save[SLEEP_SAVE_MDREFR] = __raw_readl(MDREFR); SAVE(PCFR); SAVE(CKEN); @@ -264,7 +267,7 @@ void pxa27x_cpu_pm_save(unsigned long *sleep_save) void pxa27x_cpu_pm_restore(unsigned long *sleep_save) { - RESTORE(MDREFR); + __raw_writel(sleep_save[SLEEP_SAVE_MDREFR], MDREFR); RESTORE(PCFR); PSSR = PSSR_RDH | PSSR_PH; @@ -373,8 +376,8 @@ void __init pxa27x_init_irq(void) static struct map_desc pxa27x_io_desc[] __initdata = { { /* Mem Ctl */ - .virtual = 0xf6000000, - .pfn = __phys_to_pfn(0x48000000), + .virtual = SMEMC_VIRT, + .pfn = __phys_to_pfn(PXA2XX_SMEMC_BASE), .length = 0x00200000, .type = MT_DEVICE }, { /* IMem ctl */ diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c index 5480a94..dc658ad 100644 --- a/arch/arm/mach-pxa/pxa3xx.c +++ b/arch/arm/mach-pxa/pxa3xx.c @@ -31,6 +31,7 @@ #include <mach/pm.h> #include <mach/dma.h> #include <mach/regs-intc.h> +#include <mach/smemc.h> #include <plat/i2c.h> #include "generic.h" @@ -583,8 +584,8 @@ void __init pxa3xx_init_irq(void) static struct map_desc pxa3xx_io_desc[] __initdata = { { /* Mem Ctl */ - .virtual = 0xf6000000, - .pfn = __phys_to_pfn(0x4a000000), + .virtual = SMEMC_VIRT, + .pfn = __phys_to_pfn(PXA3XX_SMEMC_BASE), .length = 0x00200000, .type = MT_DEVICE } diff --git a/arch/arm/mach-pxa/sleep.S b/arch/arm/mach-pxa/sleep.S index 52c30b0..2f5b08a 100644 --- a/arch/arm/mach-pxa/sleep.S +++ b/arch/arm/mach-pxa/sleep.S @@ -14,7 +14,7 @@ #include <linux/linkage.h> #include <asm/assembler.h> #include <mach/hardware.h> - +#include <mach/smemc.h> #include <mach/pxa2xx-regs.h> #define MDREFR_KDIV 0x200a4000 // all banks diff --git a/arch/arm/mach-pxa/smemc.c b/arch/arm/mach-pxa/smemc.c index d6f6904..232b731 100644 --- a/arch/arm/mach-pxa/smemc.c +++ b/arch/arm/mach-pxa/smemc.c @@ -9,50 +9,37 @@ #include <linux/sysdev.h> #include <mach/hardware.h> - -#define SMEMC_PHYS_BASE (0x4A000000) -#define SMEMC_PHYS_SIZE (0x90) - -#define MSC0 (0x08) /* Static Memory Controller Register 0 */ -#define MSC1 (0x0C) /* Static Memory Controller Register 1 */ -#define SXCNFG (0x1C) /* Synchronous Static Memory Control Register */ -#define MEMCLKCFG (0x68) /* Clock Configuration */ -#define CSADRCFG0 (0x80) /* Address Configuration Register for CS0 */ -#define CSADRCFG1 (0x84) /* Address Configuration Register for CS1 */ -#define CSADRCFG2 (0x88) /* Address Configuration Register for CS2 */ -#define CSADRCFG3 (0x8C) /* Address Configuration Register for CS3 */ +#include <mach/smemc.h> #ifdef CONFIG_PM -static void __iomem *smemc_mmio_base; - static unsigned long msc[2]; static unsigned long sxcnfg, memclkcfg; static unsigned long csadrcfg[4]; static int pxa3xx_smemc_suspend(struct sys_device *dev, pm_message_t state) { - msc[0] = __raw_readl(smemc_mmio_base + MSC0); - msc[1] = __raw_readl(smemc_mmio_base + MSC1); - sxcnfg = __raw_readl(smemc_mmio_base + SXCNFG); - memclkcfg = __raw_readl(smemc_mmio_base + MEMCLKCFG); - csadrcfg[0] = __raw_readl(smemc_mmio_base + CSADRCFG0); - csadrcfg[1] = __raw_readl(smemc_mmio_base + CSADRCFG1); - csadrcfg[2] = __raw_readl(smemc_mmio_base + CSADRCFG2); - csadrcfg[3] = __raw_readl(smemc_mmio_base + CSADRCFG3); + msc[0] = __raw_readl(MSC0); + msc[1] = __raw_readl(MSC1); + sxcnfg = __raw_readl(SXCNFG); + memclkcfg = __raw_readl(MEMCLKCFG); + csadrcfg[0] = __raw_readl(CSADRCFG0); + csadrcfg[1] = __raw_readl(CSADRCFG1); + csadrcfg[2] = __raw_readl(CSADRCFG2); + csadrcfg[3] = __raw_readl(CSADRCFG3); return 0; } static int pxa3xx_smemc_resume(struct sys_device *dev) { - __raw_writel(msc[0], smemc_mmio_base + MSC0); - __raw_writel(msc[1], smemc_mmio_base + MSC1); - __raw_writel(sxcnfg, smemc_mmio_base + SXCNFG); - __raw_writel(memclkcfg, smemc_mmio_base + MEMCLKCFG); - __raw_writel(csadrcfg[0], smemc_mmio_base + CSADRCFG0); - __raw_writel(csadrcfg[1], smemc_mmio_base + CSADRCFG1); - __raw_writel(csadrcfg[2], smemc_mmio_base + CSADRCFG2); - __raw_writel(csadrcfg[3], smemc_mmio_base + CSADRCFG3); + __raw_writel(msc[0], MSC0); + __raw_writel(msc[1], MSC1); + __raw_writel(sxcnfg, SXCNFG); + __raw_writel(memclkcfg, MEMCLKCFG); + __raw_writel(csadrcfg[0], CSADRCFG0); + __raw_writel(csadrcfg[1], CSADRCFG1); + __raw_writel(csadrcfg[2], CSADRCFG2); + __raw_writel(csadrcfg[3], CSADRCFG3); return 0; } @@ -73,10 +60,6 @@ static int __init smemc_init(void) int ret = 0; if (cpu_is_pxa3xx()) { - smemc_mmio_base = ioremap(SMEMC_PHYS_BASE, SMEMC_PHYS_SIZE); - if (smemc_mmio_base == NULL) - return -ENODEV; - ret = sysdev_class_register(&smemc_sysclass); if (ret) return ret; diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 38bcc2a..0499a69 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -45,6 +45,7 @@ #include <mach/pxa2xx_spi.h> #include <mach/spitz.h> #include <mach/sharpsl_pm.h> +#include <mach/smemc.h> #include <plat/i2c.h> @@ -930,9 +931,10 @@ static void spitz_poweroff(void) static void spitz_restart(char mode, const char *cmd) { + uint32_t msc0 = __raw_readl(MSC0); /* Bootloader magic for a reboot */ - if ((MSC0 & 0xffff0000) == 0x7ff00000) - MSC0 = (MSC0 & 0xffff) | 0x7ee00000; + if ((msc0 & 0xffff0000) == 0x7ff00000) + __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0); spitz_poweroff(); } diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c index 19f5378..3498a14 100644 --- a/arch/arm/mach-pxa/stargate2.c +++ b/arch/arm/mach-pxa/stargate2.c @@ -48,6 +48,7 @@ #include <mach/udc.h> #include <mach/pxa2xx_spi.h> #include <mach/pxa27x-udc.h> +#include <mach/smemc.h> #include <linux/spi/spi.h> #include <linux/mfd/da903x.h> @@ -976,7 +977,7 @@ static void __init stargate2_init(void) { /* This is probably a board specific hack as this must be set prior to connecting the MFP stuff up. */ - MECR &= ~MECR_NOS; + __raw_writel(__raw_readl(MECR) & ~MECR_NOS, MECR); pxa2xx_mfp_config(ARRAY_AND_SIZE(stargate2_pin_config)); diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 3883385..57d61ee 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -46,6 +46,7 @@ #include <mach/tosa_bt.h> #include <mach/pxa2xx_spi.h> #include <mach/audio.h> +#include <mach/smemc.h> #include <asm/mach/arch.h> #include <mach/tosa.h> @@ -893,9 +894,11 @@ static void tosa_poweroff(void) static void tosa_restart(char mode, const char *cmd) { + uint32_t msc0 = __raw_readl(MSC0); + /* Bootloader magic for a reboot */ - if((MSC0 & 0xffff0000) == 0x7ff00000) - MSC0 = (MSC0 & 0xffff) | 0x7ee00000; + if((msc0 & 0xffff0000) == 0x7ff00000) + __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0); tosa_poweroff(); } diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c index ab3b933..43fc9ca 100644 --- a/arch/arm/mach-pxa/trizeps4.c +++ b/arch/arm/mach-pxa/trizeps4.c @@ -47,6 +47,7 @@ #include <mach/mmc.h> #include <mach/irda.h> #include <mach/ohci.h> +#include <mach/smemc.h> #include <plat/i2c.h> #include "generic.h" @@ -542,7 +543,7 @@ static void __init trizeps4_map_io(void) pxa27x_map_io(); iotable_init(trizeps4_io_desc, ARRAY_SIZE(trizeps4_io_desc)); - if ((MSC0 & 0x8) && (BOOT_DEF & 0x1)) { + if ((__raw_readl(MSC0) & 0x8) && (__raw_readl(BOOT_DEF) & 0x1)) { /* if flash is 16 bit wide its a Trizeps4 WL */ __machine_arch_type = MACH_TYPE_TRIZEPS4WL; trizeps4_flash_data[0].width = 2; diff --git a/arch/arm/mach-pxa/xcep.c b/arch/arm/mach-pxa/xcep.c index 99744f4..51c0281 100644 --- a/arch/arm/mach-pxa/xcep.c +++ b/arch/arm/mach-pxa/xcep.c @@ -31,6 +31,7 @@ #include <mach/hardware.h> #include <mach/pxa2xx-regs.h> #include <mach/mfp-pxa25x.h> +#include <mach/smemc.h> #include "generic.h" @@ -172,9 +173,9 @@ static void __init xcep_init(void) /* See Intel XScale Developer's Guide for details */ /* Set RDF and RDN to appropriate values (chip select 3 (smc91x)) */ - MSC1 = (MSC1 & 0xffff) | 0xD5540000; + __raw_writel((__raw_readl(MSC1) & 0xffff) | 0xD5540000, MSC1); /* Set RDF and RDN to appropriate values (chip select 5 (fpga)) */ - MSC2 = (MSC2 & 0xffff) | 0x72A00000; + __raw_writel((__raw_readl(MSC2) & 0xffff) | 0x72A00000, MSC2); platform_add_devices(ARRAY_AND_SIZE(devices)); pxa_set_i2c_info(&xcep_i2c_platform_data); diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c index 0909df2..c87f2b3 100644 --- a/arch/arm/mach-pxa/zeus.c +++ b/arch/arm/mach-pxa/zeus.c @@ -47,6 +47,7 @@ #include <mach/audio.h> #include <mach/arcom-pcmcia.h> #include <mach/zeus.h> +#include <mach/smemc.h> #include "generic.h" @@ -823,13 +824,16 @@ static mfp_cfg_t zeus_pin_config[] __initdata = { static void __init zeus_init(void) { u16 dm9000_msc = DM9K_MSC_VALUE; + u32 msc0, msc1; system_rev = __raw_readw(ZEUS_CPLD_VERSION); pr_info("Zeus CPLD V%dI%d\n", (system_rev & 0xf0) >> 4, (system_rev & 0x0f)); /* Fix timings for dm9000s (CS1/CS2)*/ - MSC0 = (MSC0 & 0xffff) | (dm9000_msc << 16); - MSC1 = (MSC1 & 0xffff0000) | dm9000_msc; + msc0 = __raw_readl(MSC0) & 0x0000ffff | (dm9000_msc << 16); + msc1 = __raw_readl(MSC1) & 0xffff0000 | dm9000_msc; + __raw_writel(msc0, MSC0); + __raw_writel(msc1, MSC1); pm_power_off = zeus_power_off; zeus_setup_apm(); |
