ARM: at91: atmel-ssc: add platform device id table

Add platform device id to check whether the SSC controller support
pdc or dam for data transfer

If match "at91rm9200_ssc", which support pdc for data transfer
If match "at91sam9g45_ssc", which support 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/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index b948769..d8afd21 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -706,7 +706,7 @@
 };
 
 static struct platform_device at91sam9261_ssc0_device = {
-	.name	= "ssc",
+	.name	= "at91rm9200_ssc",
 	.id	= 0,
 	.dev	= {
 		.dma_mask		= &ssc0_dmamask,
@@ -748,7 +748,7 @@
 };
 
 static struct platform_device at91sam9261_ssc1_device = {
-	.name	= "ssc",
+	.name	= "at91rm9200_ssc",
 	.id	= 1,
 	.dev	= {
 		.dma_mask		= &ssc1_dmamask,
@@ -790,7 +790,7 @@
 };
 
 static struct platform_device at91sam9261_ssc2_device = {
-	.name	= "ssc",
+	.name	= "at91rm9200_ssc",
 	.id	= 2,
 	.dev	= {
 		.dma_mask		= &ssc2_dmamask,