ARM: imx: vining2000: Convert to SPL framework

In preparation for use of DDR DRAM fine-tuning upon boot,
convert the board to SPL framework instead of using DCD
tables to bring up DRAM and pinmux.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Silvio Fricke <silvio.fricke@softing.com>
Cc: Stefano Babic <sbabic@denx.de>
diff --git a/include/configs/vining_2000.h b/include/configs/vining_2000.h
index 54c8c2f..377406f 100644
--- a/include/configs/vining_2000.h
+++ b/include/configs/vining_2000.h
@@ -91,4 +91,8 @@
 #define CONFIG_SYS_MMC_ENV_PART		1 /* boot0 */
 #endif
 
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_MXC_UART_BASE		UART1_BASE
+#endif
+
 #endif				/* __CONFIG_H */