mx51evk: Add LCD support

Add support for CLAA07LC0ACW LCD that connects to the mx51evk board.

Configure the board to show the Linux logo on the LCD.

Also increase the size of CONFIG_SYS_MALLOC_LEN variable to take into account
the framebuffer usage.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>
diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h
index 1477b21..58b6f1c 100644
--- a/include/configs/mx51evk.h
+++ b/include/configs/mx51evk.h
@@ -51,7 +51,7 @@
 /*
  * Size of malloc() pool
  */
-#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 2 * 1024 * 1024)
+#define CONFIG_SYS_MALLOC_LEN		(10 * 1024 * 1024)
 
 #define CONFIG_BOARD_LATE_INIT
 
@@ -123,6 +123,17 @@
 #define CONFIG_MXC_USB_PORTSC	PORT_PTS_ULPI
 #define CONFIG_MXC_USB_FLAGS	MXC_EHCI_POWER_PINS_ENABLED
 
+/* Framebuffer and LCD */
+#define CONFIG_PREBOOT
+#define CONFIG_VIDEO
+#define CONFIG_VIDEO_MX5
+#define CONFIG_CFB_CONSOLE
+#define CONFIG_VGA_AS_SINGLE_DEVICE
+#define CONFIG_VIDEO_BMP_RLE8
+#define CONFIG_SPLASH_SCREEN
+#define CONFIG_BMP_16BPP
+#define CONFIG_VIDEO_LOGO
+
 /* allow to overwrite serial and ethaddr */
 #define CONFIG_ENV_OVERWRITE
 #define CONFIG_CONS_INDEX		1