ARM: dts: exynos: Use macros for pinctrl configuration on exynos4210

Usage of DTS macros instead of hard-coded numbers makes code easier to
read.  One does not have to remember which value means pull-up/down or
specific driver strength.
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/boot/dts/exynos4210-smdkv310.dts

@@ -136,17 +136,17 @@ key_e {
 &pinctrl_1 {
 	keypad_rows: keypad-rows {
 		samsung,pins = "gpx2-0", "gpx2-1";
-		samsung,pin-function = <3>;
-		samsung,pin-pud = <3>;
-		samsung,pin-drv = <0>;
+		samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
+		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
+		samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 	};
 
 	keypad_cols: keypad-cols {
 		samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
 			       "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
-		samsung,pin-function = <3>;
-		samsung,pin-pud = <0>;
-		samsung,pin-drv = <0>;
+		samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
+		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+		samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 	};
 };
 

arch/arm/boot/dts/exynos4210-universal_c210.dts

@@ -521,16 +521,16 @@ port@0 {
 &pinctrl_1 {
 	hdmi_hpd: hdmi-hpd {
 		samsung,pins = "gpx3-7";
-		samsung,pin-pud = <0>;
+		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 	};
 };
 
 &pinctrl_0 {
 	i2c_ddc_bus: i2c-ddc-bus {
 		samsung,pins = "gpe4-2", "gpe4-3";
-		samsung,pin-function = <2>;
-		samsung,pin-pud = <3>;
-		samsung,pin-drv = <0>;
+		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
+		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
+		samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 	};
 };