S5P: Exynos: Config: Enable GPIO CMD config

Enabling configs for GPIO CMD, EXYNOS4 family and replacing
exynos_gpio_get with new linear GPIO pin number required
because of the new function asking only 2 arguments (pin
and value) instead of 3 (bank, pin and value).

Signed-off-by: Akshay Saraswat <akshay.s@samsung.com>
Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/include/configs/trats2.h b/include/configs/trats2.h
index 30a4b8c..3d5f21d 100644
--- a/include/configs/trats2.h
+++ b/include/configs/trats2.h
@@ -222,8 +222,8 @@
 #define KEY_PWR_INTERRUPT_REG		MAX77686_REG_PMIC_INT1
 #define KEY_PWR_INTERRUPT_MASK		(1 << 1)
 
-#define KEY_VOL_UP_GPIO			exynos4x12_gpio_get(2, x2, 2)
-#define KEY_VOL_DOWN_GPIO		exynos4x12_gpio_get(2, x3, 3)
+#define KEY_VOL_UP_GPIO			EXYNOS4X12_GPIO_X22
+#define KEY_VOL_DOWN_GPIO		EXYNOS4X12_GPIO_X33
 #endif /* __ASSEMBLY__ */
 
 /* LCD console */