ARM: at91: make rstc soc independent

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index 5e46e4a..d4036ba 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -323,6 +323,7 @@
 static void __init at91sam9260_ioremap_registers(void)
 {
 	at91_ioremap_shdwc(AT91SAM9260_BASE_SHDWC);
+	at91_ioremap_rstc(AT91SAM9260_BASE_RSTC);
 	at91sam926x_ioremap_pit(AT91SAM9260_BASE_PIT);
 	at91sam9_ioremap_smc(0, AT91SAM9260_BASE_SMC);
 }