ARM: dts: add clock provider information for all controllers in Exynos5440 SoC

For all supported peripheral controllers on Exynos5440, add clock
lookup information.
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/boot/dts/exynos5440.dtsi

@@ -65,12 +65,16 @@ serial@B0000 {
 		compatible = "samsung,exynos4210-uart";
 		reg = <0xB0000 0x1000>;
 		interrupts = <0 2 0>;
+		clocks = <&clock 21>, <&clock 21>;
+		clock-names = "uart", "clk_uart_baud0";
 	};
 
 	serial@C0000 {
 		compatible = "samsung,exynos4210-uart";
 		reg = <0xC0000 0x1000>;
 		interrupts = <0 3 0>;
+		clocks = <&clock 21>, <&clock 21>;
+		clock-names = "uart", "clk_uart_baud0";
 	};
 
 	spi {
@@ -81,6 +85,8 @@ spi {
 		rx-dma-channel = <&pdma0 4>; /* preliminary */
 		#address-cells = <1>;
 		#size-cells = <0>;
+		clocks = <&clock 21>, <&clock 16>;
+		clock-names = "spi", "spi_busclk0";
 	};
 
 	pinctrl {
@@ -113,6 +119,8 @@ i2c@F0000 {
 		interrupts = <0 5 0>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+		clocks = <&clock 21>;
+		clock-names = "i2c";
 	};
 
 	i2c@100000 {
@@ -121,12 +129,16 @@ i2c@100000 {
 		interrupts = <0 6 0>;
 		#address-cells = <1>;
 		#size-cells = <0>;
+		clocks = <&clock 21>;
+		clock-names = "i2c";
 	};
 
 	watchdog {
 		compatible = "samsung,s3c2410-wdt";
 		reg = <0x110000 0x1000>;
 		interrupts = <0 1 0>;
+		clocks = <&clock 21>;
+		clock-names = "watchdog";
 	};
 
 	amba {
@@ -140,12 +152,16 @@ pdma0: pdma@121A0000 {
 			compatible = "arm,pl330", "arm,primecell";
 			reg = <0x120000 0x1000>;
 			interrupts = <0 34 0>;
+			clocks = <&clock 21>;
+			clock-names = "apb_pclk";
 		};
 
 		pdma1: pdma@121B0000 {
 			compatible = "arm,pl330", "arm,primecell";
 			reg = <0x121000 0x1000>;
 			interrupts = <0 35 0>;
+			clocks = <&clock 21>;
+			clock-names = "apb_pclk";
 		};
 	};
 
@@ -153,5 +169,7 @@ rtc {
 		compatible = "samsung,s3c6410-rtc";
 		reg = <0x130000 0x1000>;
 		interrupts = <0 17 0>, <0 16 0>;
+		clocks = <&clock 21>;
+		clock-names = "rtc";
 	};
 };