i.mx53: add definition for I2C3_BASE_ADDR

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>

arch/arm/include/asm/arch-mx5/imx-regs.h

@@ -96,6 +96,7 @@
 #define GPIO5_BASE_ADDR         (AIPS1_BASE_ADDR + 0x000DC000)
 #define GPIO6_BASE_ADDR         (AIPS1_BASE_ADDR + 0x000E0000)
 #define GPIO7_BASE_ADDR         (AIPS1_BASE_ADDR + 0x000E4000)
+#define I2C3_BASE_ADDR		(AIPS1_BASE_ADDR + 0x000EC000)
 #define UART4_BASE_ADDR         (AIPS1_BASE_ADDR + 0x000F0000)
 #endif
 /*