diff --git a/include/asm-arm/arch-at91/at91cap9.h b/include/asm-arm/arch-at91/at91cap9.h
index 73e1fcf..bac83ad 100644
--- a/include/asm-arm/arch-at91/at91cap9.h
+++ b/include/asm-arm/arch-at91/at91cap9.h
@@ -97,12 +97,17 @@
 #define AT91_PIOD	(0xfffff800 - AT91_BASE_SYS)
 #define AT91_PMC	(0xfffffc00 - AT91_BASE_SYS)
 #define AT91_RSTC	(0xfffffd00 - AT91_BASE_SYS)
-#define AT91_SHDC	(0xfffffd10 - AT91_BASE_SYS)
+#define AT91_SHDWC	(0xfffffd10 - AT91_BASE_SYS)
 #define AT91_RTT	(0xfffffd20 - AT91_BASE_SYS)
 #define AT91_PIT	(0xfffffd30 - AT91_BASE_SYS)
 #define AT91_WDT	(0xfffffd40 - AT91_BASE_SYS)
 #define AT91_GPBR	(0xfffffd50 - AT91_BASE_SYS)
 
+#define AT91_USART0	AT91CAP9_BASE_US0
+#define AT91_USART1	AT91CAP9_BASE_US1
+#define AT91_USART2	AT91CAP9_BASE_US2
+
+
 /*
  * Internal Memory.
  */