ARM: at91: atmel-ssc: add device tree support

Add atmel-ssc for device tree support

Match "atmel,at91rm9200-ssc" for using pdc for data transfer
Match "atmel,at91sam9g45-ssc" for using dma for data transfer

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index 3add030..acfa207 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -31,6 +31,8 @@
 		tcb1 = &tcb1;
 		i2c0 = &i2c0;
 		i2c1 = &i2c1;
+		ssc0 = &ssc0;
+		ssc1 = &ssc1;
 	};
 	cpus {
 		cpu@0 {
@@ -226,6 +228,20 @@
 				status = "disabled";
 			};
 
+			ssc0: ssc@fff9c000 {
+				compatible = "atmel,at91sam9g45-ssc";
+				reg = <0xfff9c000 0x4000>;
+				interrupts = <16 4 5>;
+				status = "disable";
+			};
+
+			ssc1: ssc@fffa0000 {
+				compatible = "atmel,at91sam9g45-ssc";
+				reg = <0xfffa0000 0x4000>;
+				interrupts = <17 4 5>;
+				status = "disable";
+			};
+
 			adc0: adc@fffb0000 {
 				compatible = "atmel,at91sam9260-adc";
 				reg = <0xfffb0000 0x100>;