ARM: at91: add PWM device node

Add PWM device node for AT91 series SoC.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi
index 22e255a..c8fa9b9 100644
--- a/arch/arm/boot/dts/at91sam9263.dtsi
+++ b/arch/arm/boot/dts/at91sam9263.dtsi
@@ -30,6 +30,7 @@
 		i2c0 = &i2c0;
 		ssc0 = &ssc0;
 		ssc1 = &ssc1;
+		pwm0 = &pwm0;
 	};
 	cpus {
 		#address-cells = <0>;
@@ -575,6 +576,14 @@
 				pinctrl-0 = <&pinctrl_spi1>;
 				status = "disabled";
 			};
+
+			pwm0: pwm@fffb8000 {
+				compatible = "atmel,at91sam9rl-pwm";
+				reg = <0xfffb8000 0x300>;
+				interrupts = <20 IRQ_TYPE_LEVEL_HIGH 4>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
 		};
 
 		fb0: fb@0x00700000 {
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index d7af9ec..ef0857c 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -37,6 +37,7 @@
 		i2c1 = &i2c1;
 		ssc0 = &ssc0;
 		ssc1 = &ssc1;
+		pwm0 = &pwm0;
 	};
 	cpus {
 		#address-cells = <0>;
@@ -670,6 +671,14 @@
 				};
 			};
 
+			pwm0: pwm@fffb8000 {
+				compatible = "atmel,at91sam9rl-pwm";
+				reg = <0xfffb8000 0x300>;
+				interrupts = <19 IRQ_TYPE_LEVEL_HIGH 4>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
 			mmc0: mmc@fff80000 {
 				compatible = "atmel,hsmci";
 				reg = <0xfff80000 0x600>;
diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
index 6224f9f..7248270 100644
--- a/arch/arm/boot/dts/at91sam9n12.dtsi
+++ b/arch/arm/boot/dts/at91sam9n12.dtsi
@@ -33,6 +33,7 @@
 		i2c0 = &i2c0;
 		i2c1 = &i2c1;
 		ssc0 = &ssc0;
+		pwm0 = &pwm0;
 	};
 	cpus {
 		#address-cells = <0>;
@@ -542,6 +543,14 @@
 				reg = <0xfffffe40 0x10>;
 				status = "disabled";
 			};
+
+			pwm0: pwm@f8034000 {
+				compatible = "atmel,at91sam9rl-pwm";
+				reg = <0xf8034000 0x300>;
+				interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
 		};
 
 		nand0: nand@40000000 {
diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index 40267a1..6e5e9cf 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -35,6 +35,7 @@
 		i2c1 = &i2c1;
 		i2c2 = &i2c2;
 		ssc0 = &ssc0;
+		pwm0 = &pwm0;
 	};
 	cpus {
 		#address-cells = <0>;
@@ -762,6 +763,14 @@
 				interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
 				status = "disabled";
 			};
+
+			pwm0: pwm@f8034000 {
+				compatible = "atmel,at91sam9rl-pwm";
+				reg = <0xf8034000 0x300>;
+				interrupts = <18 IRQ_TYPE_LEVEL_HIGH 4>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
 		};
 
 		nand0: nand@40000000 {
diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
index 070c5c3..7bd226c 100644
--- a/arch/arm/boot/dts/sama5d3.dtsi
+++ b/arch/arm/boot/dts/sama5d3.dtsi
@@ -37,6 +37,7 @@
 		i2c2 = &i2c2;
 		ssc0 = &ssc0;
 		ssc1 = &ssc1;
+		pwm0 = &pwm0;
 	};
 	cpus {
 		#address-cells = <1>;
@@ -179,6 +180,15 @@
 				status = "disabled";
 			};
 
+			pwm0: pwm@f002c000 {
+				compatible = "atmel,sama5d3-pwm";
+				reg = <0xf002c000 0x300>;
+				interrupts = <28 IRQ_TYPE_LEVEL_HIGH 4>;
+				#pwm-cells = <3>;
+				clocks = <&pwm_clk>;
+				status = "disabled";
+			};
+
 			isi: isi@f0034000 {
 				compatible = "atmel,at91sam9g45-isi";
 				reg = <0xf0034000 0x4000>;