diff options
author | Arnd Bergmann <arnd@arndb.de> | 2011-11-29 14:50:17 +0000 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2011-11-29 14:50:17 +0000 |
commit | 98014be39bda8277a5ad130bb274ed6eb18b74df (patch) | |
tree | 974620a47c9350ff9b3c06ffd2b49470bbda72ab /arch/arm | |
parent | 55135dfbf3dd83cb3e98deed8271b62d188404e1 (diff) | |
parent | 6e2a587eb99267367409097b70cb2d61b09e5269 (diff) | |
download | linux-98014be39bda8277a5ad130bb274ed6eb18b74df.tar.bz2 |
Merge branch 'defconfigs-for-arnd' of git://git.linaro.org/people/triad/linux-stericsson into fixes
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/boot/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/configs/u300_defconfig | 13 | ||||
-rw-r--r-- | arch/arm/configs/u8500_defconfig | 14 | ||||
-rw-r--r-- | arch/arm/include/asm/hardware/cache-l2x0.h | 2 | ||||
-rw-r--r-- | arch/arm/include/asm/mach/arch.h | 1 | ||||
-rw-r--r-- | arch/arm/include/asm/unistd.h | 2 | ||||
-rw-r--r-- | arch/arm/kernel/calls.S | 2 | ||||
-rw-r--r-- | arch/arm/kernel/head.S | 2 | ||||
-rw-r--r-- | arch/arm/kernel/machine_kexec.c | 35 | ||||
-rw-r--r-- | arch/arm/kernel/setup.c | 6 | ||||
-rw-r--r-- | arch/arm/mach-bcmring/core.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-bcmring/dma.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/pm-sh7372.c | 33 | ||||
-rw-r--r-- | arch/arm/mach-w90x900/dev.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-w90x900/include/mach/mfp.h | 3 | ||||
-rw-r--r-- | arch/arm/mach-w90x900/include/mach/nuc900_spi.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-w90x900/mfp.c | 48 |
17 files changed, 117 insertions, 55 deletions
diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile index 176062ac7f07..5df26a9976a2 100644 --- a/arch/arm/boot/Makefile +++ b/arch/arm/boot/Makefile @@ -65,6 +65,8 @@ $(obj)/%.dtb: $(src)/dts/%.dts $(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y)) +clean-files := *.dtb + quiet_cmd_uimage = UIMAGE $@ cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A arm -O linux -T kernel \ -C none -a $(LOADADDR) -e $(STARTADDR) \ diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig index 4a5a12681be2..374000ec4e4e 100644 --- a/arch/arm/configs/u300_defconfig +++ b/arch/arm/configs/u300_defconfig @@ -14,8 +14,6 @@ CONFIG_MODULE_UNLOAD=y CONFIG_ARCH_U300=y CONFIG_MACH_U300=y CONFIG_MACH_U300_BS335=y -CONFIG_MACH_U300_DUAL_RAM=y -CONFIG_U300_DEBUG=y CONFIG_MACH_U300_SPIDUMMY=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y @@ -26,19 +24,21 @@ CONFIG_ZBOOT_ROM_BSS=0x0 CONFIG_CMDLINE="root=/dev/ram0 rw rootfstype=rootfs console=ttyAMA0,115200n8 lpj=515072" CONFIG_CPU_IDLE=y CONFIG_FPE_NWFPE=y -CONFIG_PM=y # CONFIG_SUSPEND is not set CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_PREVENT_FIRMWARE_BUILD is not set -# CONFIG_MISC_DEVICES is not set +CONFIG_MTD=y +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_FSMC=y # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=y # CONFIG_KEYBOARD_ATKBD is not set # CONFIG_INPUT_MOUSE is not set # CONFIG_SERIO is not set +CONFIG_LEGACY_PTY_COUNT=16 CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y -CONFIG_LEGACY_PTY_COUNT=16 # CONFIG_HW_RANDOM is not set CONFIG_I2C=y # CONFIG_HWMON is not set @@ -51,6 +51,7 @@ CONFIG_BACKLIGHT_CLASS_DEVICE=y # CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_MMC=y +CONFIG_MMC_CLKGATE=y CONFIG_MMC_ARMMMCI=y CONFIG_RTC_CLASS=y # CONFIG_RTC_HCTOSYS is not set @@ -65,10 +66,8 @@ CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ISO8859_1=y CONFIG_PRINTK_TIME=y CONFIG_DEBUG_FS=y -CONFIG_DEBUG_KERNEL=y # CONFIG_SCHED_DEBUG is not set CONFIG_TIMER_STATS=y # CONFIG_DEBUG_PREEMPT is not set CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_CRC32 is not set diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig index 97d31a4663da..2d7b6e7b7271 100644 --- a/arch/arm/configs/u8500_defconfig +++ b/arch/arm/configs/u8500_defconfig @@ -10,7 +10,7 @@ CONFIG_MODULE_UNLOAD=y CONFIG_ARCH_U8500=y CONFIG_UX500_SOC_DB5500=y CONFIG_UX500_SOC_DB8500=y -CONFIG_MACH_U8500=y +CONFIG_MACH_HREFV60=y CONFIG_MACH_SNOWBALL=y CONFIG_MACH_U5500=y CONFIG_NO_HZ=y @@ -24,6 +24,7 @@ CONFIG_CPU_FREQ=y CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y CONFIG_VFP=y CONFIG_NEON=y +CONFIG_PM_RUNTIME=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -41,11 +42,8 @@ CONFIG_MISC_DEVICES=y CONFIG_AB8500_PWM=y CONFIG_SENSORS_BH1780=y CONFIG_NETDEVICES=y -CONFIG_SMSC_PHY=y -CONFIG_NET_ETHERNET=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +CONFIG_SMSC_PHY=y # CONFIG_WLAN is not set # CONFIG_INPUT_MOUSEDEV_PSAUX is not set CONFIG_INPUT_EVDEV=y @@ -72,15 +70,12 @@ CONFIG_SPI=y CONFIG_SPI_PL022=y CONFIG_GPIO_STMPE=y CONFIG_GPIO_TC3589X=y -# CONFIG_HWMON is not set CONFIG_MFD_STMPE=y CONFIG_MFD_TC3589X=y +CONFIG_AB5500_CORE=y CONFIG_AB8500_CORE=y CONFIG_REGULATOR_AB8500=y # CONFIG_HID_SUPPORT is not set -CONFIG_USB_MUSB_HDRC=y -CONFIG_USB_GADGET_MUSB_HDRC=y -CONFIG_MUSB_PIO_ONLY=y CONFIG_USB_GADGET=y CONFIG_AB8500_USB=y CONFIG_MMC=y @@ -97,6 +92,7 @@ CONFIG_DMADEVICES=y CONFIG_STE_DMA40=y CONFIG_STAGING=y CONFIG_TOUCHSCREEN_SYNAPTICS_I2C_RMI4=y +CONFIG_HSEM_U8500=y CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h index 1db1143a9483..7df239bcdf27 100644 --- a/arch/arm/include/asm/hardware/cache-l2x0.h +++ b/arch/arm/include/asm/hardware/cache-l2x0.h @@ -20,6 +20,8 @@ #ifndef __ASM_ARM_HARDWARE_L2X0_H #define __ASM_ARM_HARDWARE_L2X0_H +#include <linux/errno.h> + #define L2X0_CACHE_ID 0x000 #define L2X0_CACHE_TYPE 0x004 #define L2X0_CTRL 0x100 diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index 7d19425dd496..2b0efc3104ac 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -13,6 +13,7 @@ struct tag; struct meminfo; struct sys_timer; +struct pt_regs; struct machine_desc { unsigned int nr; /* architecture number */ diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index c60a2944f95b..4a1123783806 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -402,6 +402,8 @@ #define __NR_syncfs (__NR_SYSCALL_BASE+373) #define __NR_sendmmsg (__NR_SYSCALL_BASE+374) #define __NR_setns (__NR_SYSCALL_BASE+375) +#define __NR_process_vm_readv (__NR_SYSCALL_BASE+376) +#define __NR_process_vm_writev (__NR_SYSCALL_BASE+377) /* * The following SWIs are ARM private. diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 9943e9e74a1b..463ff4a0ec8a 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -385,6 +385,8 @@ CALL(sys_syncfs) CALL(sys_sendmmsg) /* 375 */ CALL(sys_setns) + CALL(sys_process_vm_readv) + CALL(sys_process_vm_writev) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls #define syscalls_counted diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 566c54c2a1fe..08c82fd844a8 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -360,7 +360,7 @@ __secondary_data: * r13 = *virtual* address to jump to upon completion */ __enable_mmu: -#ifdef CONFIG_ALIGNMENT_TRAP +#if defined(CONFIG_ALIGNMENT_TRAP) && __LINUX_ARM_ARCH__ < 6 orr r0, r0, #CR_A #else bic r0, r0, #CR_A diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index c1b4463dcc83..e59bbd496c39 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -32,24 +32,6 @@ static atomic_t waiting_for_crash_ipi; int machine_kexec_prepare(struct kimage *image) { - unsigned long page_list; - void *reboot_code_buffer; - page_list = image->head & PAGE_MASK; - - reboot_code_buffer = page_address(image->control_code_page); - - /* Prepare parameters for reboot_code_buffer*/ - kexec_start_address = image->start; - kexec_indirection_page = page_list; - kexec_mach_type = machine_arch_type; - kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET; - - /* copy our kernel relocation code to the control code page */ - memcpy(reboot_code_buffer, - relocate_new_kernel, relocate_new_kernel_size); - - flush_icache_range((unsigned long) reboot_code_buffer, - (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); return 0; } @@ -100,14 +82,31 @@ void (*kexec_reinit)(void); void machine_kexec(struct kimage *image) { + unsigned long page_list; unsigned long reboot_code_buffer_phys; void *reboot_code_buffer; + + page_list = image->head & PAGE_MASK; + /* we need both effective and real address here */ reboot_code_buffer_phys = page_to_pfn(image->control_code_page) << PAGE_SHIFT; reboot_code_buffer = page_address(image->control_code_page); + /* Prepare parameters for reboot_code_buffer*/ + kexec_start_address = image->start; + kexec_indirection_page = page_list; + kexec_mach_type = machine_arch_type; + kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET; + + /* copy our kernel relocation code to the control code page */ + memcpy(reboot_code_buffer, + relocate_new_kernel, relocate_new_kernel_size); + + + flush_icache_range((unsigned long) reboot_code_buffer, + (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); printk(KERN_INFO "Bye!\n"); if (kexec_reinit) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 7e7977ab994f..3448a3f9cc8c 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -461,8 +461,10 @@ static void __init setup_processor(void) cpu_name, read_cpuid_id(), read_cpuid_id() & 15, proc_arch[cpu_architecture()], cr_alignment); - sprintf(init_utsname()->machine, "%s%c", list->arch_name, ENDIANNESS); - sprintf(elf_platform, "%s%c", list->elf_name, ENDIANNESS); + snprintf(init_utsname()->machine, __NEW_UTS_LEN + 1, "%s%c", + list->arch_name, ENDIANNESS); + snprintf(elf_platform, ELF_PLATFORM_SIZE, "%s%c", + list->elf_name, ENDIANNESS); elf_hwcap = list->elf_hwcap; #ifndef CONFIG_ARM_THUMB elf_hwcap &= ~HWCAP_THUMB; diff --git a/arch/arm/mach-bcmring/core.c b/arch/arm/mach-bcmring/core.c index 43eadbcc29ed..430da120a297 100644 --- a/arch/arm/mach-bcmring/core.c +++ b/arch/arm/mach-bcmring/core.c @@ -235,7 +235,7 @@ void __init bcmring_init_timer(void) */ bcmring_clocksource_init(); - sp804_clockevents_register(TIMER0_VA_BASE, IRQ_TIMER0, "timer0"); + sp804_clockevents_init(TIMER0_VA_BASE, IRQ_TIMER0, "timer0"); } struct sys_timer bcmring_timer = { diff --git a/arch/arm/mach-bcmring/dma.c b/arch/arm/mach-bcmring/dma.c index b52b8de91bde..f4d4d6d174d0 100644 --- a/arch/arm/mach-bcmring/dma.c +++ b/arch/arm/mach-bcmring/dma.c @@ -36,6 +36,7 @@ #include <linux/mm.h> #include <linux/pfn.h> #include <linux/atomic.h> +#include <linux/sched.h> #include <mach/dma.h> /* I don't quite understand why dc4 fails when this is set to 1 and DMA is enabled */ diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c index 0a5b22942fd3..34bbcbfb1706 100644 --- a/arch/arm/mach-shmobile/pm-sh7372.c +++ b/arch/arm/mach-shmobile/pm-sh7372.c @@ -20,6 +20,7 @@ #include <linux/delay.h> #include <linux/irq.h> #include <linux/bitrev.h> +#include <linux/console.h> #include <asm/system.h> #include <asm/io.h> #include <asm/tlbflush.h> @@ -106,9 +107,8 @@ static int pd_power_down(struct generic_pm_domain *genpd) return 0; } -static int pd_power_up(struct generic_pm_domain *genpd) +static int __pd_power_up(struct sh7372_pm_domain *sh7372_pd, bool do_resume) { - struct sh7372_pm_domain *sh7372_pd = to_sh7372_pd(genpd); unsigned int mask = 1 << sh7372_pd->bit_shift; unsigned int retry_count; int ret = 0; @@ -123,13 +123,13 @@ static int pd_power_up(struct generic_pm_domain *genpd) for (retry_count = 2 * PSTR_RETRIES; retry_count; retry_count--) { if (!(__raw_readl(SWUCR) & mask)) - goto out; + break; if (retry_count > PSTR_RETRIES) udelay(PSTR_DELAY_US); else cpu_relax(); } - if (__raw_readl(SWUCR) & mask) + if (!retry_count) ret = -EIO; if (!sh7372_pd->no_debug) @@ -137,12 +137,17 @@ static int pd_power_up(struct generic_pm_domain *genpd) mask, __raw_readl(PSTR)); out: - if (ret == 0 && sh7372_pd->resume) + if (ret == 0 && sh7372_pd->resume && do_resume) sh7372_pd->resume(); return ret; } +static int pd_power_up(struct generic_pm_domain *genpd) +{ + return __pd_power_up(to_sh7372_pd(genpd), true); +} + static void sh7372_a4r_suspend(void) { sh7372_intcs_suspend(); @@ -174,7 +179,7 @@ void sh7372_init_pm_domain(struct sh7372_pm_domain *sh7372_pd) genpd->active_wakeup = pd_active_wakeup; genpd->power_off = pd_power_down; genpd->power_on = pd_power_up; - genpd->power_on(&sh7372_pd->genpd); + __pd_power_up(sh7372_pd, false); } void sh7372_add_device_to_domain(struct sh7372_pm_domain *sh7372_pd, @@ -227,11 +232,23 @@ struct sh7372_pm_domain sh7372_a3sp = { .no_debug = true, }; +static void sh7372_a3sp_init(void) +{ + /* serial consoles make use of SCIF hardware located in A3SP, + * keep such power domain on if "no_console_suspend" is set. + */ + sh7372_a3sp.stay_on = !console_suspend_enabled; +} + struct sh7372_pm_domain sh7372_a3sg = { .bit_shift = 13, }; -#endif /* CONFIG_PM */ +#else /* !CONFIG_PM */ + +static inline void sh7372_a3sp_init(void) {} + +#endif /* !CONFIG_PM */ #if defined(CONFIG_SUSPEND) || defined(CONFIG_CPU_IDLE) static int sh7372_do_idle_core_standby(unsigned long unused) @@ -465,6 +482,8 @@ void __init sh7372_pm_init(void) /* do not convert A3SM, A3SP, A3SG, A4R power down into A4S */ __raw_writel(0, PDNSEL); + sh7372_a3sp_init(); + sh7372_suspend_init(); sh7372_cpuidle_init(); } diff --git a/arch/arm/mach-w90x900/dev.c b/arch/arm/mach-w90x900/dev.c index 7a1fa6adb7c3..5b0c38abacc1 100644 --- a/arch/arm/mach-w90x900/dev.c +++ b/arch/arm/mach-w90x900/dev.c @@ -422,7 +422,7 @@ struct platform_device nuc900_device_kpi = { /* LCD controller*/ -static struct nuc900fb_display __initdata nuc900_lcd_info[] = { +static struct nuc900fb_display nuc900_lcd_info[] = { /* Giantplus Technology GPM1040A0 320x240 Color TFT LCD */ [0] = { .type = LCM_DCCS_VA_SRC_RGB565, @@ -445,7 +445,7 @@ static struct nuc900fb_display __initdata nuc900_lcd_info[] = { }, }; -static struct nuc900fb_mach_info nuc900_fb_info __initdata = { +static struct nuc900fb_mach_info nuc900_fb_info = { #if defined(CONFIG_GPM1040A0_320X240) .displays = &nuc900_lcd_info[0], #else diff --git a/arch/arm/mach-w90x900/include/mach/mfp.h b/arch/arm/mach-w90x900/include/mach/mfp.h index 94c0e71617c6..23ef1f573abd 100644 --- a/arch/arm/mach-w90x900/include/mach/mfp.h +++ b/arch/arm/mach-w90x900/include/mach/mfp.h @@ -19,6 +19,7 @@ extern void mfp_set_groupf(struct device *dev); extern void mfp_set_groupc(struct device *dev); extern void mfp_set_groupi(struct device *dev); -extern void mfp_set_groupg(struct device *dev); +extern void mfp_set_groupg(struct device *dev, const char *subname); +extern void mfp_set_groupd(struct device *dev, const char *subname); #endif /* __ASM_ARCH_MFP_H */ diff --git a/arch/arm/mach-w90x900/include/mach/nuc900_spi.h b/arch/arm/mach-w90x900/include/mach/nuc900_spi.h index bd94819e314f..2c4e0c128501 100644 --- a/arch/arm/mach-w90x900/include/mach/nuc900_spi.h +++ b/arch/arm/mach-w90x900/include/mach/nuc900_spi.h @@ -14,7 +14,7 @@ #ifndef __ASM_ARCH_SPI_H #define __ASM_ARCH_SPI_H -extern void mfp_set_groupg(struct device *dev); +extern void mfp_set_groupg(struct device *dev, const char *subname); struct nuc900_spi_info { unsigned int num_cs; diff --git a/arch/arm/mach-w90x900/mfp.c b/arch/arm/mach-w90x900/mfp.c index fb7fb627b1a5..9dd74612bb87 100644 --- a/arch/arm/mach-w90x900/mfp.c +++ b/arch/arm/mach-w90x900/mfp.c @@ -26,10 +26,8 @@ #define REG_MFSEL (W90X900_VA_GCR + 0xC) #define GPSELF (0x01 << 1) - #define GPSELC (0x03 << 2) -#define ENKPI (0x02 << 2) -#define ENNAND (0x01 << 2) +#define GPSELD (0x0f << 4) #define GPSELEI0 (0x01 << 26) #define GPSELEI1 (0x01 << 27) @@ -37,11 +35,16 @@ #define GPIOG0TO1 (0x03 << 14) #define GPIOG2TO3 (0x03 << 16) #define GPIOG22TO23 (0x03 << 22) +#define GPIOG18TO20 (0x07 << 18) #define ENSPI (0x0a << 14) #define ENI2C0 (0x01 << 14) #define ENI2C1 (0x01 << 16) #define ENAC97 (0x02 << 22) +#define ENSD1 (0x02 << 18) +#define ENSD0 (0x0a << 4) +#define ENKPI (0x02 << 2) +#define ENNAND (0x01 << 2) static DEFINE_MUTEX(mfp_mutex); @@ -127,16 +130,19 @@ void mfp_set_groupi(struct device *dev) } EXPORT_SYMBOL(mfp_set_groupi); -void mfp_set_groupg(struct device *dev) +void mfp_set_groupg(struct device *dev, const char *subname) { unsigned long mfpen; const char *dev_id; - BUG_ON(!dev); + BUG_ON((!dev) && (!subname)); mutex_lock(&mfp_mutex); - dev_id = dev_name(dev); + if (subname != NULL) + dev_id = subname; + else + dev_id = dev_name(dev); mfpen = __raw_readl(REG_MFSEL); @@ -152,6 +158,9 @@ void mfp_set_groupg(struct device *dev) } else if (strcmp(dev_id, "nuc900-audio") == 0) { mfpen &= ~(GPIOG22TO23); mfpen |= ENAC97;/*enable AC97*/ + } else if (strcmp(dev_id, "nuc900-mmc-port1") == 0) { + mfpen &= ~(GPIOG18TO20); + mfpen |= (ENSD1 | 0x01);/*enable sd1*/ } else { mfpen &= ~(GPIOG0TO1 | GPIOG2TO3);/*GPIOG[3:0]*/ } @@ -162,3 +171,30 @@ void mfp_set_groupg(struct device *dev) } EXPORT_SYMBOL(mfp_set_groupg); +void mfp_set_groupd(struct device *dev, const char *subname) +{ + unsigned long mfpen; + const char *dev_id; + + BUG_ON((!dev) && (!subname)); + + mutex_lock(&mfp_mutex); + + if (subname != NULL) + dev_id = subname; + else + dev_id = dev_name(dev); + + mfpen = __raw_readl(REG_MFSEL); + + if (strcmp(dev_id, "nuc900-mmc-port0") == 0) { + mfpen &= ~GPSELD;/*enable sd0*/ + mfpen |= ENSD0; + } else + mfpen &= (~GPSELD); + + __raw_writel(mfpen, REG_MFSEL); + + mutex_unlock(&mfp_mutex); +} +EXPORT_SYMBOL(mfp_set_groupd); |