diff --git a/arch/arm/include/asm/arch-mxs/regs-base.h b/arch/arm/include/asm/arch-mxs/regs-base.h
index dbdcc2b..2d9f96b 100644
--- a/arch/arm/include/asm/arch-mxs/regs-base.h
+++ b/arch/arm/include/asm/arch-mxs/regs-base.h
@@ -1,5 +1,5 @@
 /*
- * Freescale i.MX28 Peripheral Base Addresses
+ * Freescale i.MX23/i.MX28 Peripheral Base Addresses
  *
  * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
  * on behalf of DENX Software Engineering GmbH
@@ -25,12 +25,55 @@
  *
  */
 
-#ifndef __MX28_REGS_BASE_H__
-#define __MX28_REGS_BASE_H__
+#ifndef __MXS_REGS_BASE_H__
+#define __MXS_REGS_BASE_H__
 
 /*
- * Register base address
+ * Register base addresses for i.MX23
  */
+#if defined(CONFIG_MX23)
+#define	MXS_ICOLL_BASE		0x80000000
+#define	MXS_APBH_BASE		0x80004000
+#define	MXS_ECC8_BASE		0x80008000
+#define	MXS_BCH_BASE		0x8000A000
+#define	MXS_GPMI_BASE		0x8000C000
+#define	MXS_SSP0_BASE		0x80010000
+#define	MXS_SSP1_BASE		0x80034000
+#define	MXS_ETM_BASE		0x80014000
+#define	MXS_PINCTRL_BASE	0x80018000
+#define	MXS_DIGCTL_BASE		0x8001C000
+#define	MXS_EMI_BASE		0x80020000
+#define	MXS_APBX_BASE		0x80024000
+#define	MXS_DCP_BASE		0x80028000
+#define	MXS_PXP_BASE		0x8002A000
+#define	MXS_OCOTP_BASE		0x8002C000
+#define	MXS_AXI_BASE		0x8002E000
+#define	MXS_LCDIF_BASE		0x80030000
+#define	MXS_SSP1_BASE		0x80034000
+#define	MXS_TVENC_BASE		0x80038000
+#define	MXS_CLKCTRL_BASE	0x80040000
+#define	MXS_SAIF0_BASE		0x80042000
+#define	MXS_POWER_BASE		0x80044000
+#define	MXS_SAIF1_BASE		0x80046000
+#define	MXS_AUDIOOUT_BASE	0x80048000
+#define	MXS_AUDIOIN_BASE	0x8004C000
+#define	MXS_LRADC_BASE		0x80050000
+#define	MXS_SPDIF_BASE		0x80054000
+#define	MXS_I2C0_BASE		0x80058000
+#define	MXS_RTC_BASE		0x8005C000
+#define	MXS_PWM_BASE		0x80064000
+#define	MXS_TIMROT_BASE		0x80068000
+#define	MXS_UARTAPP0_BASE	0x8006C000
+#define	MXS_UARTAPP1_BASE	0x8006E000
+#define	MXS_UARTDBG_BASE	0x80070000
+#define	MXS_USBPHY0_BASE	0x8007C000
+#define	MXS_USBCTRL0_BASE	0x80080000
+#define	MXS_DRAM_BASE		0x800E0000
+
+/*
+ * Register base addresses for i.MX28
+ */
+#elif defined(CONFIG_MX28)
 #define	MXS_ICOL_BASE		0x80000000
 #define	MXS_HSADC_BASE		0x80002000
 #define	MXS_APBH_BASE		0x80004000
@@ -84,5 +127,8 @@
 #define	MXS_DRAM_BASE		0x800E0000
 #define	MXS_ENET0_BASE		0x800F0000
 #define	MXS_ENET1_BASE		0x800F4000
+#else
+#error Unkown SoC. Please set CONFIG_MX23 or CONFIG_MX28
+#endif
 
-#endif /* __MX28_REGS_BASE_H__ */
+#endif /* __MXS_REGS_BASE_H__ */