9 files changed, 16 insertions, 26 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c1f1a7eee953..5e227a371401 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -740,7 +740,6 @@ config ARCH_S3C64XX
         select S3C_DEV_NAND
         select S3C_GPIO_TRACK
         select SAMSUNG_ATAGS
-        select SAMSUNG_GPIOLIB_4BIT
         select SAMSUNG_WAKEMASK
         select SAMSUNG_WDT_RESET
         select USB_ARCH_HAS_OHCI
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index c679db577269..7fb0f13d600d 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -36,7 +36,7 @@
 
 #include "common.h"
 
-static struct sleep_save exynos4_set_clksrc[] = {
+static const struct sleep_save exynos4_set_clksrc[] = {
         { .reg = EXYNOS4_CLKSRC_MASK_TOP                , .val = 0x00000001, },
         { .reg = EXYNOS4_CLKSRC_MASK_CAM                , .val = 0x11111111, },
         { .reg = EXYNOS4_CLKSRC_MASK_TV                 , .val = 0x00000111, },
@@ -48,7 +48,7 @@ static struct sleep_save exynos4_set_clksrc[] = {
         { .reg = EXYNOS4_CLKSRC_MASK_DMC                , .val = 0x00010000, },
 };
 
-static struct sleep_save exynos4210_set_clksrc[] = {
+static const struct sleep_save exynos4210_set_clksrc[] = {
         { .reg = EXYNOS4210_CLKSRC_MASK_LCD1            , .val = 0x00001111, },
 };
 
diff --git a/arch/arm/mach-exynos/pmu.c b/arch/arm/mach-exynos/pmu.c
index 97d688526258..6609145312ac 100644
--- a/arch/arm/mach-exynos/pmu.c
+++ b/arch/arm/mach-exynos/pmu.c
@@ -17,9 +17,9 @@
 
 #include "common.h"
 
-static struct exynos_pmu_conf *exynos_pmu_config;
+static const struct exynos_pmu_conf *exynos_pmu_config;
 
-static struct exynos_pmu_conf exynos4210_pmu_config[] = {
+static const struct exynos_pmu_conf exynos4210_pmu_config[] = {
         /* { .reg = address, .val = { AFTR, LPA, SLEEP } */
         { S5P_ARM_CORE0_LOWPWR,                 { 0x0, 0x0, 0x2 } },
         { S5P_DIS_IRQ_CORE0,                    { 0x0, 0x0, 0x0 } },
@@ -95,7 +95,7 @@ static struct exynos_pmu_conf exynos4210_pmu_config[] = {
         { PMU_TABLE_END,},
 };
 
-static struct exynos_pmu_conf exynos4x12_pmu_config[] = {
+static const struct exynos_pmu_conf exynos4x12_pmu_config[] = {
         { S5P_ARM_CORE0_LOWPWR,                 { 0x0, 0x0, 0x2 } },
         { S5P_DIS_IRQ_CORE0,                    { 0x0, 0x0, 0x0 } },
         { S5P_DIS_IRQ_CENTRAL0,                 { 0x0, 0x0, 0x0 } },
@@ -203,7 +203,7 @@ static struct exynos_pmu_conf exynos4x12_pmu_config[] = {
         { PMU_TABLE_END,},
 };
 
-static struct exynos_pmu_conf exynos4412_pmu_config[] = {
+static const struct exynos_pmu_conf exynos4412_pmu_config[] = {
         { S5P_ARM_CORE2_LOWPWR,                 { 0x0, 0x0, 0x2 } },
         { S5P_DIS_IRQ_CORE2,                    { 0x0, 0x0, 0x0 } },
         { S5P_DIS_IRQ_CENTRAL2,                 { 0x0, 0x0, 0x0 } },
@@ -213,7 +213,7 @@ static struct exynos_pmu_conf exynos4412_pmu_config[] = {
         { PMU_TABLE_END,},
 };
 
-static struct exynos_pmu_conf exynos5250_pmu_config[] = {
+static const struct exynos_pmu_conf exynos5250_pmu_config[] = {
         /* { .reg = address, .val = { AFTR, LPA, SLEEP } */
         { EXYNOS5_ARM_CORE0_SYS_PWR_REG,                { 0x0, 0x0, 0x2} },
         { EXYNOS5_DIS_IRQ_ARM_CORE0_LOCAL_SYS_PWR_REG,  { 0x0, 0x0, 0x0} },
@@ -317,7 +317,7 @@ static struct exynos_pmu_conf exynos5250_pmu_config[] = {
         { PMU_TABLE_END,},
 };
 
-static void __iomem *exynos5_list_both_cnt_feed[] = {
+static void __iomem * const exynos5_list_both_cnt_feed[] = {
         EXYNOS5_ARM_CORE0_OPTION,
         EXYNOS5_ARM_CORE1_OPTION,
         EXYNOS5_ARM_COMMON_OPTION,
@@ -331,7 +331,7 @@ static void __iomem *exynos5_list_both_cnt_feed[] = {
         EXYNOS5_TOP_PWR_SYSMEM_OPTION,
 };
 
-static void __iomem *exynos5_list_diable_wfi_wfe[] = {
+static void __iomem * const exynos5_list_diable_wfi_wfe[] = {
         EXYNOS5_ARM_CORE1_OPTION,
         EXYNOS5_FSYS_ARM_OPTION,
         EXYNOS5_ISP_ARM_OPTION,
diff --git a/arch/arm/mach-s3c24xx/dma.c b/arch/arm/mach-s3c24xx/dma.c
index 4a65cba3295d..a8dafc174fe3 100644
--- a/arch/arm/mach-s3c24xx/dma.c
+++ b/arch/arm/mach-s3c24xx/dma.c
@@ -742,7 +742,7 @@ int s3c2410_dma_request(enum dma_ch channel,
                 chan->irq_claimed = 1;
                 local_irq_restore(flags);
 
-                err = request_irq(chan->irq, s3c2410_dma_irq, IRQF_DISABLED,
+                err = request_irq(chan->irq, s3c2410_dma_irq, 0,
                                   client->name, (void *)chan);
 
                 local_irq_save(flags);
diff --git a/arch/arm/mach-s3c24xx/simtec-usb.c b/arch/arm/mach-s3c24xx/simtec-usb.c
index 2ed2e32430dc..bb3eac6a7697 100644
--- a/arch/arm/mach-s3c24xx/simtec-usb.c
+++ b/arch/arm/mach-s3c24xx/simtec-usb.c
@@ -78,8 +78,7 @@ static void usb_simtec_enableoc(struct s3c2410_hcd_info *info, int on)
 
         if (on) {
                 ret = request_irq(BAST_IRQ_USBOC, usb_simtec_ocirq,
-                                  IRQF_DISABLED | IRQF_TRIGGER_RISING |
-                                   IRQF_TRIGGER_FALLING,
+                                  IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
                                   "USB Over-current", info);
                 if (ret != 0) {
                         printk(KERN_ERR "failed to request usb oc irq\n");
diff --git a/arch/arm/mach-s3c64xx/mach-smartq.c b/arch/arm/mach-s3c64xx/mach-smartq.c
index a6b338fd0470..08a889c141da 100644
--- a/arch/arm/mach-s3c64xx/mach-smartq.c
+++ b/arch/arm/mach-s3c64xx/mach-smartq.c
@@ -106,7 +106,7 @@ static void smartq_usb_host_enableoc(struct s3c2410_hcd_info *info, int on)
 
         if (on) {
                 ret = request_irq(gpio_to_irq(S3C64XX_GPL(10)),
-                                  smartq_usb_host_ocirq, IRQF_DISABLED |
+                                  smartq_usb_host_ocirq,
                                   IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
                                   "USB host overcurrent", info);
                 if (ret != 0)
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index 6d95d60276d6..58645a58d0d8 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -24,7 +24,6 @@ config PLAT_S5P
         select S3C_GPIO_TRACK
         select S5P_GPIO_DRVSTR
         select SAMSUNG_CLKSRC if !COMMON_CLK
-        select SAMSUNG_GPIOLIB_4BIT
         help
           Base platform code for Samsung's S5P series SoC.
 
@@ -115,13 +114,6 @@ config S5P_GPIO_INT
 
 # options for gpio configuration support
 
-config SAMSUNG_GPIOLIB_4BIT
-        bool
-        help
-          GPIOlib file contains the 4 bit modification functions for gpio
-          configuration. GPIOlib shall be compiled only for S3C64XX and S5P
-          series of processors.
-
 config S5P_GPIO_DRVSTR
         bool
         help
diff --git a/arch/arm/plat-samsung/include/plat/pm.h b/arch/arm/plat-samsung/include/plat/pm.h
index 6bc1a8f471e3..ff6063f0d5ea 100644
--- a/arch/arm/plat-samsung/include/plat/pm.h
+++ b/arch/arm/plat-samsung/include/plat/pm.h
@@ -101,8 +101,8 @@ struct pm_uart_save {
 /* helper functions to save/restore lists of registers. */
 
 extern void s3c_pm_do_save(struct sleep_save *ptr, int count);
-extern void s3c_pm_do_restore(struct sleep_save *ptr, int count);
-extern void s3c_pm_do_restore_core(struct sleep_save *ptr, int count);
+extern void s3c_pm_do_restore(const struct sleep_save *ptr, int count);
+extern void s3c_pm_do_restore_core(const struct sleep_save *ptr, int count);
 
 #ifdef CONFIG_SAMSUNG_PM
 extern int s3c_irq_wake(struct irq_data *data, unsigned int state);
diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c
index d0c23010b693..416e5bea54f9 100644
--- a/arch/arm/plat-samsung/pm.c
+++ b/arch/arm/plat-samsung/pm.c
@@ -182,7 +182,7 @@ void s3c_pm_do_save(struct sleep_save *ptr, int count)
  * restore the UARTs state yet
 */
 
-void s3c_pm_do_restore(struct sleep_save *ptr, int count)
+void s3c_pm_do_restore(const struct sleep_save *ptr, int count)
 {
         for (; count > 0; count--, ptr++) {
                 printk(KERN_DEBUG "restore %p (restore %08lx, was %08x)\n",
@@ -203,7 +203,7 @@ void s3c_pm_do_restore(struct sleep_save *ptr, int count)
  * peripherals, as things may be changing!
 */
 
-void s3c_pm_do_restore_core(struct sleep_save *ptr, int count)
+void s3c_pm_do_restore_core(const struct sleep_save *ptr, int count)
 {
         for (; count > 0; count--, ptr++)
                 __raw_writel(ptr->val, ptr->reg);