video: sunxi: de2: add support for LCD SimpleFB

Add support for setting up SimpleFB for LCD display output in DE2
SimpleFB setup code.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Reviewed-by: Jagan Teki <jagan@openedev.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/drivers/video/sunxi/sunxi_de2.c b/drivers/video/sunxi/sunxi_de2.c
index 6d6bb2e0c3210254de64820f611d516b397466c8..860187323c964128727a7d112a756f4e3a4fe2a9 100644 (file)
--- a/drivers/video/sunxi/sunxi_de2.c
+++ b/drivers/video/sunxi/sunxi_de2.c
@@ -319,7 +319,7 @@ U_BOOT_DEVICE(sunxi_de2) = {
 #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_VIDEO_DT_SIMPLEFB)
 int sunxi_simplefb_setup(void *blob)
 {
-       struct udevice *de2, *hdmi;
+       struct udevice *de2, *hdmi, *lcd;
        struct video_priv *de2_priv;
        struct video_uc_platdata *de2_plat;
        int mux;
@@ -355,6 +355,15 @@ int sunxi_simplefb_setup(void *blob)
                debug("HDMI present but not probed\n");
        }
 
+       ret = uclass_find_device_by_name(UCLASS_DISPLAY,
+                                        "sunxi_lcd", &lcd);
+       if (ret)
+               debug("LCD not present\n");
+       else if (device_active(lcd))
+               pipeline = "mixer0-lcd0";
+       else
+               debug("LCD present but not probed\n");
+
        if (!pipeline) {
                debug("No active display present\n");
                return 0;