In the current rk3288.dtsi file the compatible string for
the DisplayPort(DP) node ends with "edp". The string in the
binding ends with "dp" which conflicts with "cdn-dp" as a
search term. Add "rk3288-dp" as compare string to select
vop_id.

Signed-off-by: Johan Jonker <jbx6...@gmail.com>
---
 drivers/video/rockchip/rk_vop.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/video/rockchip/rk_vop.c b/drivers/video/rockchip/rk_vop.c
index bc98ab68..e21ac7e3 100644
--- a/drivers/video/rockchip/rk_vop.c
+++ b/drivers/video/rockchip/rk_vop.c
@@ -307,7 +307,8 @@ static int rk_display_init(struct udevice *dev, ulong 
fbbase, ofnode ep_node)
                      __func__, dev_read_name(dev));
                return -EINVAL;
        }
-       if (strstr(compat, "edp")) {
+       if (strstr(compat, "edp") ||
+           strstr(compat, "rk3288-dp")) {
                vop_id = VOP_MODE_EDP;
        } else if (strstr(compat, "mipi")) {
                vop_id = VOP_MODE_MIPI;
--
2.20.1

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