diff --git a/arch/arm/include/asm/arch-at91/sama5d4.h b/arch/arm/include/asm/arch-at91/sama5d4.h
index d85156816f7c04c0f4d68a527859b08e47c5772b..f30cb5fed1d0a03acbdfa65334136c26a103bf7b 100644
--- a/arch/arm/include/asm/arch-at91/sama5d4.h
+++ b/arch/arm/include/asm/arch-at91/sama5d4.h
@@ -126,6 +126,8 @@
 #define ATMEL_BASE_ADC		0xfc034000
 #define ATMEL_BASE_TWI3		0xfc038000
 
+#define ATMEL_BASE_MATRIX1	0xfc054000
+
 #define ATMEL_BASE_SMC		0xfc05c000
 #define ATMEL_BASE_PMECC	(ATMEL_BASE_SMC + 0x070)
 #define ATMEL_BASE_PMERRLOC	(ATMEL_BASE_SMC + 0x500)