diff --git a/arch/arm/include/asm/arch-lpc32xx/i2c.h b/arch/arm/include/asm/arch-lpc32xx/i2c.h
new file mode 100644
index 0000000..5301d4c
--- /dev/null
+++ b/arch/arm/include/asm/arch-lpc32xx/i2c.h
@@ -0,0 +1,37 @@
+#ifndef _LPC32XX_I2C_H
+#define _LPC32XX_I2C_H
+
+#include <common.h>
+#include <asm/types.h>
+
+/* i2c register set */
+struct lpc32xx_i2c_base {
+	union {
+		u32 rx;
+		u32 tx;
+	};
+	u32 stat;
+	u32 ctrl;
+	u32 clk_hi;
+	u32 clk_lo;
+	u32 adr;
+	u32 rxfl;
+	u32 txfl;
+	u32 rxb;
+	u32 txb;
+	u32 stx;
+	u32 stxfl;
+};
+
+#ifdef CONFIG_DM_I2C
+enum {
+	I2C_0, I2C_1, I2C_2,
+};
+
+struct lpc32xx_i2c_dev {
+	struct lpc32xx_i2c_base *base;
+	int index;
+	uint speed;
+};
+#endif /* CONFIG_DM_I2C */
+#endif /* _LPC32XX_I2C_H */
diff --git a/drivers/i2c/lpc32xx_i2c.c b/drivers/i2c/lpc32xx_i2c.c
index cacbe87..f172e0e 100644
--- a/drivers/i2c/lpc32xx_i2c.c
+++ b/drivers/i2c/lpc32xx_i2c.c
@@ -12,6 +12,7 @@
 #include <i2c.h>
 #include <linux/errno.h>
 #include <asm/arch/clk.h>
+#include <asm/arch/i2c.h>
 #include <dm.h>
 #include <mapmem.h>
 
@@ -27,33 +28,6 @@
 #define CONFIG_SYS_I2C_LPC32XX_SLAVE 0
 #endif
 
-/* i2c register set */
-struct lpc32xx_i2c_base {
-	union {
-		u32 rx;
-		u32 tx;
-	};
-	u32 stat;
-	u32 ctrl;
-	u32 clk_hi;
-	u32 clk_lo;
-	u32 adr;
-	u32 rxfl;
-	u32 txfl;
-	u32 rxb;
-	u32 txb;
-	u32 stx;
-	u32 stxfl;
-};
-
-#ifdef CONFIG_DM_I2C
-struct lpc32xx_i2c_dev {
-	struct lpc32xx_i2c_base *base;
-	int index;
-	uint speed;
-};
-#endif /* CONFIG_DM_I2C */
-
 /* TX register fields */
 #define LPC32XX_I2C_TX_START		0x00000100
 #define LPC32XX_I2C_TX_STOP		0x00000200