mx51evk: Add DVI output support

[glsdk/glsdk-u-boot.git] / board / freescale / mx51evk / mx51evk_video.c

diff --git a/board/freescale/mx51evk/mx51evk_video.c b/board/freescale/mx51evk/mx51evk_video.c
index f036cf73b2e4bc5360a90a8b189ca0624d6fa2ac..7be5c9befc377095b25c6390361419231d235528 100644 (file)
--- a/board/freescale/mx51evk/mx51evk_video.c
+++ b/board/freescale/mx51evk/mx51evk_video.c
@@ -48,6 +48,22 @@ static struct fb_videomode const claa_wvga = {
        .vmode          = FB_VMODE_NONINTERLACED
 };
 
+static struct fb_videomode const dvi = {
+       .name           = "DVI panel",
+       .refresh        = 60,
+       .xres           = 1024,
+       .yres           = 768,
+       .pixclock       = 15385,
+       .left_margin    = 220,
+       .right_margin   = 40,
+       .upper_margin   = 21,
+       .lower_margin   = 7,
+       .hsync_len      = 60,
+       .vsync_len      = 10,
+       .sync           = 0,
+       .vmode          = FB_VMODE_NONINTERLACED
+};
+
 void setup_iomux_lcd(void)
 {
        /* DI2_PIN15 */
@@ -73,9 +89,26 @@ void setup_iomux_lcd(void)
        gpio_direction_output(MX51EVK_LCD_BACKLIGHT, 1);
 }
 
-void lcd_enable(void)
+int board_video_skip(void)
 {
-       int ret = ipuv3_fb_init(&claa_wvga, 1, IPU_PIX_FMT_RGB565);
+       int ret;
+       char const *e = getenv("panel");
+
+       if (e) {
+               if (strcmp(e, "claa") == 0) {
+                       ret = ipuv3_fb_init(&claa_wvga, 1, IPU_PIX_FMT_RGB565);
+                       if (ret)
+                               printf("claa cannot be configured: %d\n", ret);
+                       return ret;
+               }
+       }
+
+       /*
+        * 'panel' env variable not found or has different value than 'claa'
+        *  Defaulting to dvi output.
+        */
+       ret = ipuv3_fb_init(&dvi, 0, IPU_PIX_FMT_RGB24);
        if (ret)
-               printf("LCD cannot be configured: %d\n", ret);
+               printf("dvi cannot be configured: %d\n", ret);
+       return ret;
 }