diff --git a/include/configs/efikamx.h b/include/configs/efikamx.h
index a07c8b5..2b069d6 100644
--- a/include/configs/efikamx.h
+++ b/include/configs/efikamx.h
@@ -85,7 +85,7 @@
  * Hardware drivers
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX51_UART1
+#define CONFIG_MXC_UART_BASE		UART1_BASE
 #define CONFIG_CONS_INDEX		1
 #define CONFIG_BAUDRATE			115200
 #define CONFIG_SYS_BAUDRATE_TABLE	{9600, 19200, 38400, 57600, 115200}
diff --git a/include/configs/flea3.h b/include/configs/flea3.h
index d88c578..20100c2 100644
--- a/include/configs/flea3.h
+++ b/include/configs/flea3.h
@@ -77,7 +77,7 @@
  * UART (console)
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX35_UART3
+#define CONFIG_MXC_UART_BASE	UART3_BASE
 
 /* allow to overwrite serial and ethaddr */
 #define CONFIG_ENV_OVERWRITE
diff --git a/include/configs/imx27lite-common.h b/include/configs/imx27lite-common.h
index 6953a80..2af4e7a 100644
--- a/include/configs/imx27lite-common.h
+++ b/include/configs/imx27lite-common.h
@@ -102,7 +102,7 @@
  * Serial Driver info
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX27_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 #define CONFIG_CONS_INDEX	1		/* use UART0 for console */
 #define CONFIG_BAUDRATE		115200		/* Default baud rate */
 #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
diff --git a/include/configs/imx31_litekit.h b/include/configs/imx31_litekit.h
index 1455ea2..bbcbce1 100644
--- a/include/configs/imx31_litekit.h
+++ b/include/configs/imx31_litekit.h
@@ -63,8 +63,8 @@
  * Hardware drivers
  */
 
-#define CONFIG_MXC_UART	1
-#define CONFIG_SYS_MX31_UART1		1
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 #define CONFIG_MXC_GPIO
 
 #define CONFIG_HARD_SPI		1
diff --git a/include/configs/imx31_phycore.h b/include/configs/imx31_phycore.h
index 1b75197..3153eb5 100644
--- a/include/configs/imx31_phycore.h
+++ b/include/configs/imx31_phycore.h
@@ -59,7 +59,7 @@
 #define CONFIG_SYS_I2C_SLAVE		0xfe
 
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX31_UART1
+#define CONFIG_MXC_UART_BASE		UART1_BASE
 
 /* allow to overwrite serial and ethaddr */
 #define CONFIG_ENV_OVERWRITE
diff --git a/include/configs/mx25pdk.h b/include/configs/mx25pdk.h
index 8414376..d1ba02b 100644
--- a/include/configs/mx25pdk.h
+++ b/include/configs/mx25pdk.h
@@ -54,7 +54,7 @@
 
 /* Serial Info */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX25_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 #define CONFIG_CONS_INDEX	1	/* use UART0 for console */
 #define CONFIG_BAUDRATE		115200	/* Default baud rate */
 #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
diff --git a/include/configs/mx31ads.h b/include/configs/mx31ads.h
index 7e011ae..87638a4 100644
--- a/include/configs/mx31ads.h
+++ b/include/configs/mx31ads.h
@@ -60,8 +60,8 @@
  * Hardware drivers
  */
 
-#define CONFIG_MXC_UART	1
-#define CONFIG_SYS_MX31_UART1		1
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 
 #define CONFIG_HARD_SPI		1
 #define CONFIG_MXC_SPI		1
diff --git a/include/configs/mx31pdk.h b/include/configs/mx31pdk.h
index 4253c3e..4da6020 100644
--- a/include/configs/mx31pdk.h
+++ b/include/configs/mx31pdk.h
@@ -61,7 +61,7 @@
  */
 
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX31_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 #define CONFIG_HW_WATCHDOG
 #define CONFIG_MXC_GPIO
 
diff --git a/include/configs/mx35pdk.h b/include/configs/mx35pdk.h
index 32ed609..0c62b9f 100644
--- a/include/configs/mx35pdk.h
+++ b/include/configs/mx35pdk.h
@@ -85,7 +85,7 @@
  * UART (console)
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX35_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 
 /* allow to overwrite serial and ethaddr */
 #define CONFIG_ENV_OVERWRITE
diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h
index 7c7544f..dd53f48 100644
--- a/include/configs/mx51evk.h
+++ b/include/configs/mx51evk.h
@@ -59,7 +59,7 @@
  * Hardware drivers
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX51_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 #define CONFIG_MXC_GPIO
 
 /*
diff --git a/include/configs/mx53ard.h b/include/configs/mx53ard.h
index 15dfcb4..f48a41e 100644
--- a/include/configs/mx53ard.h
+++ b/include/configs/mx53ard.h
@@ -44,7 +44,7 @@
 #define CONFIG_MXC_GPIO
 
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX53_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 
 /* I2C Configs */
 #define CONFIG_CMD_I2C
diff --git a/include/configs/mx53evk.h b/include/configs/mx53evk.h
index 7c49136..11fe6ef 100644
--- a/include/configs/mx53evk.h
+++ b/include/configs/mx53evk.h
@@ -47,7 +47,7 @@
 #define CONFIG_MXC_GPIO
 
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX53_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 
 /* I2C Configs */
 #define CONFIG_CMD_I2C
diff --git a/include/configs/mx53loco.h b/include/configs/mx53loco.h
index d699010..537649e 100644
--- a/include/configs/mx53loco.h
+++ b/include/configs/mx53loco.h
@@ -45,7 +45,7 @@
 #define CONFIG_MXC_GPIO
 
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX53_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 
 /* MMC Configs */
 #define CONFIG_FSL_ESDHC
diff --git a/include/configs/mx53smd.h b/include/configs/mx53smd.h
index 48b32dd..032f722 100644
--- a/include/configs/mx53smd.h
+++ b/include/configs/mx53smd.h
@@ -44,7 +44,7 @@
 #define CONFIG_MXC_GPIO
 
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX53_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 
 /* I2C Configs */
 #define CONFIG_CMD_I2C
diff --git a/include/configs/qong.h b/include/configs/qong.h
index 3346802..3e36bb0 100644
--- a/include/configs/qong.h
+++ b/include/configs/qong.h
@@ -49,8 +49,8 @@
  * Hardware drivers
  */
 
-#define CONFIG_MXC_UART	1
-#define CONFIG_SYS_MX31_UART1	1
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 
 #define CONFIG_MXC_GPIO
 #define CONFIG_HW_WATCHDOG
diff --git a/include/configs/tt01.h b/include/configs/tt01.h
index 6ef25cd..a553712 100644
--- a/include/configs/tt01.h
+++ b/include/configs/tt01.h
@@ -148,7 +148,7 @@
  * make sure that the transceiver is enabled during PL=1 for testing!
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX31_UART2
+#define CONFIG_MXC_UART_BASE	UART2_BASE
 
 #define CONFIG_MXC_SPI
 #define CONFIG_MXC_GPIO
diff --git a/include/configs/tx25.h b/include/configs/tx25.h
index f77c546..87bd8a6 100644
--- a/include/configs/tx25.h
+++ b/include/configs/tx25.h
@@ -90,7 +90,7 @@
  * Serial Info
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX25_UART1
+#define CONFIG_MXC_UART_BASE	UART1_BASE
 #define CONFIG_CONS_INDEX	1	/* use UART0 for console */
 #define CONFIG_BAUDRATE		115200	/* Default baud rate */
 #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
diff --git a/include/configs/vision2.h b/include/configs/vision2.h
index f321ad2..35b71f7 100644
--- a/include/configs/vision2.h
+++ b/include/configs/vision2.h
@@ -54,7 +54,7 @@
  * Hardware drivers
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX51_UART3
+#define CONFIG_MXC_UART_BASE	UART3_BASE
 #define CONFIG_MXC_GPIO
 #define CONFIG_MXC_SPI
 #define CONFIG_HW_WATCHDOG
diff --git a/include/configs/zmx25.h b/include/configs/zmx25.h
index 9a7a27a..599d5bb 100644
--- a/include/configs/zmx25.h
+++ b/include/configs/zmx25.h
@@ -66,7 +66,7 @@
  * Serial
  */
 #define CONFIG_MXC_UART
-#define CONFIG_SYS_MX25_UART2
+#define CONFIG_MXC_UART_BASE	UART2_BASE
 #define CONFIG_CONS_INDEX	1	/* use UART2 for console */
 #define CONFIG_BAUDRATE		115200	/* Default baud rate */
 #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }