video: mxsfb: Add an entry for mx23evk/mx28vk video modes

Currently the mxsfb driver takes the display timings from the 'videomode'
environment variable.

Provide an example on how to set 'videomode' for using splash screen on
mx23evk and mx28vk boards.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Tested-by: Marek Vasut <marex@denx.de>

diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 461ff6e860a396f0191ae9d536db205b1393e917..b18941935837e07e4037b1d448f7dda5406f5a4e 100644 (file)
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -39,6 +39,11 @@ static GraphicDevice panel;
  * setenv videomode
  * video=ctfb:x:800,y:480,depth:18,mode:0,pclk:30066,
  *       le:0,ri:256,up:0,lo:45,hs:1,vs:1,sync:100663296,vmode:0
+ *
+ * Freescale mx23evk/mx28evk with a Seiko 4.3'' WVGA panel:
+ * setenv videomode
+ * video=ctfb:x:800,y:480,depth:24,mode:0,pclk:29851,
+ *      le:89,ri:164,up:23,lo:10,hs:10,vs:10,sync:0,vmode:0
  */
 
 static void mxs_lcd_init(GraphicDevice *panel,