ARM: dts: fix compatible value for exynos pinctrl

Fix the incorrect compatible property value of pinctrl for EXYNOS4 SoCs.

Cc: Thomas Abraham <thomas.ab@samsung.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt

@@ -7,9 +7,9 @@ on-chip controllers onto these pads.
 
 Required Properties:
 - compatible: should be one of the following.
-  - "samsung,pinctrl-exynos4210": for Exynos4210 compatible pin-controller.
-  - "samsung,pinctrl-exynos4x12": for Exynos4x12 compatible pin-controller.
-  - "samsung,pinctrl-exynos5250": for Exynos5250 compatible pin-controller.
+  - "samsung,exynos4210-pinctrl": for Exynos4210 compatible pin-controller.
+  - "samsung,exynos4x12-pinctrl": for Exynos4x12 compatible pin-controller.
+  - "samsung,exynos5250-pinctrl": for Exynos5250 compatible pin-controller.
 
 - reg: Base address of the pin controller hardware module and length of
   the address space it occupies.
@@ -142,7 +142,7 @@ the following format 'pinctrl{n}' where n is a unique number for the alias.
 Example: A pin-controller node with pin banks:
 
 	pinctrl_0: pinctrl@11400000 {
-		compatible = "samsung,pinctrl-exynos4210";
+		compatible = "samsung,exynos4210-pinctrl";
 		reg = <0x11400000 0x1000>;
 		interrupts = <0 47 0>;
 
@@ -185,7 +185,7 @@ Example: A pin-controller node with pin banks:
 Example 1: A pin-controller node with pin groups.
 
 	pinctrl_0: pinctrl@11400000 {
-		compatible = "samsung,pinctrl-exynos4210";
+		compatible = "samsung,exynos4210-pinctrl";
 		reg = <0x11400000 0x1000>;
 		interrupts = <0 47 0>;
 
@@ -230,7 +230,7 @@ Example 1: A pin-controller node with pin groups.
 Example 2: A pin-controller node with external wakeup interrupt controller node.
 
 	pinctrl_1: pinctrl@11000000 {
-		compatible = "samsung,pinctrl-exynos4210";
+		compatible = "samsung,exynos4210-pinctrl";
 		reg = <0x11000000 0x1000>;
 		interrupts = <0 46 0>
 

arch/arm/boot/dts/exynos4210.dtsi

@@ -48,13 +48,13 @@ combiner:interrupt-controller@10440000 {
 	};
 
 	pinctrl_0: pinctrl@11400000 {
-		compatible = "samsung,pinctrl-exynos4210";
+		compatible = "samsung,exynos4210-pinctrl";
 		reg = <0x11400000 0x1000>;
 		interrupts = <0 47 0>;
 	};
 
 	pinctrl_1: pinctrl@11000000 {
-		compatible = "samsung,pinctrl-exynos4210";
+		compatible = "samsung,exynos4210-pinctrl";
 		reg = <0x11000000 0x1000>;
 		interrupts = <0 46 0>;
 
@@ -66,7 +66,7 @@ wakup_eint: wakeup-interrupt-controller {
 	};
 
 	pinctrl_2: pinctrl@03860000 {
-		compatible = "samsung,pinctrl-exynos4210";
+		compatible = "samsung,exynos4210-pinctrl";
 		reg = <0x03860000 0x1000>;
 	};
 

arch/arm/boot/dts/exynos4x12.dtsi

@@ -37,13 +37,13 @@ combiner:interrupt-controller@10440000 {
 	};
 
 	pinctrl_0: pinctrl@11400000 {
-		compatible = "samsung,pinctrl-exynos4x12";
+		compatible = "samsung,exynos4x12-pinctrl";
 		reg = <0x11400000 0x1000>;
 		interrupts = <0 47 0>;
 	};
 
 	pinctrl_1: pinctrl@11000000 {
-		compatible = "samsung,pinctrl-exynos4x12";
+		compatible = "samsung,exynos4x12-pinctrl";
 		reg = <0x11000000 0x1000>;
 		interrupts = <0 46 0>;
 
@@ -55,14 +55,14 @@ wakup_eint: wakeup-interrupt-controller {
 	};
 
 	pinctrl_2: pinctrl@03860000 {
-		compatible = "samsung,pinctrl-exynos4x12";
+		compatible = "samsung,exynos4x12-pinctrl";
 		reg = <0x03860000 0x1000>;
 		interrupt-parent = <&combiner>;
 		interrupts = <10 0>;
 	};
 
 	pinctrl_3: pinctrl@106E0000 {
-		compatible = "samsung,pinctrl-exynos4x12";
+		compatible = "samsung,exynos4x12-pinctrl";
 		reg = <0x106E0000 0x1000>;
 		interrupts = <0 72 0>;
 	};

arch/arm/mach-exynos/common.c

@@ -1031,8 +1031,8 @@ static int __init exynos_init_irq_eint(void)
 	 * interrupt support code here can be completely removed.
 	 */
 	static const struct of_device_id exynos_pinctrl_ids[] = {
-		{ .compatible = "samsung,pinctrl-exynos4210", },
-		{ .compatible = "samsung,pinctrl-exynos4x12", },
+		{ .compatible = "samsung,exynos4210-pinctrl", },
+		{ .compatible = "samsung,exynos4x12-pinctrl", },
 	};
 	struct device_node *pctrl_np, *wkup_np;
 	const char *wkup_compat = "samsung,exynos4210-wakeup-eint";

drivers/gpio/gpio-samsung.c

@@ -3023,8 +3023,8 @@ static __init int samsung_gpiolib_init(void)
 	*/
 	struct device_node *pctrl_np;
 	static const struct of_device_id exynos_pinctrl_ids[] = {
-		{ .compatible = "samsung,pinctrl-exynos4210", },
-		{ .compatible = "samsung,pinctrl-exynos4x12", },
+		{ .compatible = "samsung,exynos4210-pinctrl", },
+		{ .compatible = "samsung,exynos4x12-pinctrl", },
 		{ .compatible = "samsung,exynos5440-pinctrl", },
 	};
 	for_each_matching_node(pctrl_np, exynos_pinctrl_ids)

drivers/pinctrl/pinctrl-samsung.c

@@ -947,9 +947,9 @@ static int samsung_pinctrl_probe(struct platform_device *pdev)
 }
 
 static const struct of_device_id samsung_pinctrl_dt_match[] = {
-	{ .compatible = "samsung,pinctrl-exynos4210",
+	{ .compatible = "samsung,exynos4210-pinctrl",
 		.data = (void *)exynos4210_pin_ctrl },
-	{ .compatible = "samsung,pinctrl-exynos4x12",
+	{ .compatible = "samsung,exynos4x12-pinctrl",
 		.data = (void *)exynos4x12_pin_ctrl },
 	{},
 };