imx6: icorem6: Add custom splashscreen support

Add custom splashscreen, engicam.bmp support for
Engicam i.CoreM6 qdl board.

Cc: Anatolij Gustschin <agust@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Matteo Lisi <matteo.lisi@engicam.com>
Cc: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>

include/configs/imx6qdl_icore.h

@@ -37,6 +37,7 @@
 /* Default environment */
 #define CONFIG_EXTRA_ENV_SETTINGS \
 	"script=boot.scr\0" \
+	"splashpos=m,m\0" \
 	"image=zImage\0" \
 	"console=ttymxc3\0" \
 	"fdt_high=0xffffffff\0" \
@@ -155,6 +156,7 @@
 # define CONFIG_IMX_VIDEO_SKIP
 
 # define CONFIG_SPLASH_SCREEN
+# define CONFIG_SPLASH_SCREEN_ALIGN
 # define CONFIG_BMP_16BPP
 # define CONFIG_VIDEO_BMP_RLE8
 # define CONFIG_VIDEO_LOGO