Exynos5422/5800: set cpu id to 0x5422

The proper CPU ID for those Exynos variants is 0x5422,
but before the 0x5800 was set. This commit fix this back.

Changes:
- set cpu id to 0x5422 instead of 0x5800
- remove macro proid_is_exynos5800()
- add macro proid_is_exynos5422()
- change the calls to proid_is_exynos5800() with new macro

Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Cc: Simon Glass <sjg@chromium.org>
Tested-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/mach-exynos/include/mach/gpio.h b/arch/arm/mach-exynos/include/mach/gpio.h
index 9699954..7fc8e61 100644
--- a/arch/arm/mach-exynos/include/mach/gpio.h
+++ b/arch/arm/mach-exynos/include/mach/gpio.h
@@ -1398,7 +1398,7 @@
 static inline struct gpio_info *get_gpio_data(void)
 {
 	if (cpu_is_exynos5()) {
-		if (proid_is_exynos5420() || proid_is_exynos5800())
+		if (proid_is_exynos5420() || proid_is_exynos5422())
 			return exynos5420_gpio_data;
 		else
 			return exynos5_gpio_data;
@@ -1415,7 +1415,7 @@
 static inline unsigned int get_bank_num(void)
 {
 	if (cpu_is_exynos5()) {
-		if (proid_is_exynos5420() || proid_is_exynos5800())
+		if (proid_is_exynos5420() || proid_is_exynos5422())
 			return EXYNOS5420_GPIO_NUM_PARTS;
 		else
 			return EXYNOS5_GPIO_NUM_PARTS;