diff --git a/arch/arm/include/asm/arch-imx/cpu.h b/arch/arm/include/asm/arch-imx/cpu.h
index 57ec2a9..1e7d769 100644
--- a/arch/arm/include/asm/arch-imx/cpu.h
+++ b/arch/arm/include/asm/arch-imx/cpu.h
@@ -43,6 +43,7 @@
 #define CHIP_REV_1_2            0x12
 #define CHIP_REV_1_5            0x15
 #define CHIP_REV_2_0            0x20
+#define CHIP_REV_2_1            0x21
 #define CHIP_REV_2_5            0x25
 #define CHIP_REV_3_0            0x30