ARM: at91: make rm9200 rtc drivers soc independent

switch the rtc drivers to resource and pass it via platform_device

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/mach-at91/include/mach/at91sam9g45.h b/arch/arm/mach-at91/include/mach/at91sam9g45.h
index ac5c471..f0c23c9 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9g45.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9g45.h
@@ -92,7 +92,6 @@
 #define AT91_PMC	(0xfffffc00 - AT91_BASE_SYS)
 #define AT91_RSTC	(0xfffffd00 - AT91_BASE_SYS)
 #define AT91_GPBR	(0xfffffd60 - AT91_BASE_SYS)
-#define AT91_RTC	(0xfffffdb0 - AT91_BASE_SYS)
 
 #define AT91SAM9G45_BASE_ECC	0xffffe200
 #define AT91SAM9G45_BASE_DMA	0xffffec00
@@ -107,6 +106,7 @@
 #define AT91SAM9G45_BASE_RTT	0xfffffd20
 #define AT91SAM9G45_BASE_PIT	0xfffffd30
 #define AT91SAM9G45_BASE_WDT	0xfffffd40
+#define AT91SAM9G45_BASE_RTC	0xfffffdb0
 
 #define AT91_USART0	AT91SAM9G45_BASE_US0
 #define AT91_USART1	AT91SAM9G45_BASE_US1