gpio/exynos: Fix compiler warnings when non-exynos machines are selected

Fixes the following compiler warnings:

drivers/gpio/gpio-samsung.c: In function ‘samsung_gpiolib_init’:
drivers/gpio/gpio-samsung.c:2980:1: warning: label ‘err_ioremap1’ defined but not used [-Wunused-label]
drivers/gpio/gpio-samsung.c:2978:1: warning: label ‘err_ioremap2’ defined but not used [-Wunused-label]
drivers/gpio/gpio-samsung.c:2976:1: warning: label ‘err_ioremap3’ defined but not used [-Wunused-label]
drivers/gpio/gpio-samsung.c:2974:1: warning: label ‘err_ioremap4’ defined but not used [-Wunused-label]
drivers/gpio/gpio-samsung.c:2722:55: warning: unused variable ‘gpio_base4’ [-Wunused-variable]

drivers/gpio/gpio-samsung.c:455:32: warning: ‘exynos_gpio_cfg’ defined but not used [-Wunused-variable]
drivers/gpio/gpio-samsung.c:2126:33: warning: ‘exynos4_gpios_1’ defined but not used [-Wunused-variable]
drivers/gpio/gpio-samsung.c:2228:33: warning: ‘exynos4_gpios_2’ defined but not used [-Wunused-variable]
drivers/gpio/gpio-samsung.c:2373:33: warning: ‘exynos4_gpios_3’ defined but not used [-Wunused-variable]

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c
index 19d6fc0229c3505d802e068553db8be4e5b1361e..e991d9171961ad198458b5a65e6fbaa5a51a92a0 100644 (file)
--- a/drivers/gpio/gpio-samsung.c
+++ b/drivers/gpio/gpio-samsung.c
@@ -452,12 +452,14 @@ static struct samsung_gpio_cfg s3c24xx_gpiocfg_banka = {
 };
 #endif
 
+#if defined(CONFIG_ARCH_EXYNOS4) || defined(CONFIG_ARCH_EXYNOS5)
 static struct samsung_gpio_cfg exynos_gpio_cfg = {
        .set_pull       = exynos_gpio_setpull,
        .get_pull       = exynos_gpio_getpull,
        .set_config     = samsung_gpio_setcfg_4bit,
        .get_config     = samsung_gpio_getcfg_4bit,
 };
+#endif
 
 #if defined(CONFIG_CPU_S5P6440) || defined(CONFIG_CPU_S5P6450)
 static struct samsung_gpio_cfg s5p64x0_gpio_cfg_rbank = {
@@ -2123,8 +2125,8 @@ static struct samsung_gpio_chip s5pv210_gpios_4bit[] = {
  * uses the above macro and depends on the banks being listed in order here.
  */
 
-static struct samsung_gpio_chip exynos4_gpios_1[] = {
 #ifdef CONFIG_ARCH_EXYNOS4
+static struct samsung_gpio_chip exynos4_gpios_1[] = {
        {
                .chip   = {
                        .base   = EXYNOS4_GPA0(0),
@@ -2222,11 +2224,11 @@ static struct samsung_gpio_chip exynos4_gpios_1[] = {
                        .label  = "GPF3",
                },
        },
-#endif
 };
+#endif
 
-static struct samsung_gpio_chip exynos4_gpios_2[] = {
 #ifdef CONFIG_ARCH_EXYNOS4
+static struct samsung_gpio_chip exynos4_gpios_2[] = {
        {
                .chip   = {
                        .base   = EXYNOS4_GPJ0(0),
@@ -2367,11 +2369,11 @@ static struct samsung_gpio_chip exynos4_gpios_2[] = {
                        .to_irq = samsung_gpiolib_to_irq,
                },
        },
-#endif
 };
+#endif
 
-static struct samsung_gpio_chip exynos4_gpios_3[] = {
 #ifdef CONFIG_ARCH_EXYNOS4
+static struct samsung_gpio_chip exynos4_gpios_3[] = {
        {
                .chip   = {
                        .base   = EXYNOS4_GPZ(0),
@@ -2379,8 +2381,8 @@ static struct samsung_gpio_chip exynos4_gpios_3[] = {
                        .label  = "GPZ",
                },
        },
-#endif
 };
+#endif
 
 #ifdef CONFIG_ARCH_EXYNOS5
 static struct samsung_gpio_chip exynos5_gpios_1[] = {
@@ -2719,7 +2721,9 @@ static __init int samsung_gpiolib_init(void)
 {
        struct samsung_gpio_chip *chip;
        int i, nr_chips;
+#if defined(CONFIG_CPU_EXYNOS4210) || defined(CONFIG_SOC_EXYNOS5250)
        void __iomem *gpio_base1, *gpio_base2, *gpio_base3, *gpio_base4;
+#endif
        int group = 0;
 
        samsung_gpiolib_set_cfg(samsung_gpio_cfgs, ARRAY_SIZE(samsung_gpio_cfgs));
@@ -2971,6 +2975,7 @@ static __init int samsung_gpiolib_init(void)
 
        return 0;
 
+#if defined(CONFIG_CPU_EXYNOS4210) || defined(CONFIG_SOC_EXYNOS5250)
 err_ioremap4:
        iounmap(gpio_base3);
 err_ioremap3:
@@ -2979,6 +2984,7 @@ err_ioremap2:
        iounmap(gpio_base1);
 err_ioremap1:
        return -ENOMEM;
+#endif
 }
 core_initcall(samsung_gpiolib_init);