Enable this option to correct display artifacts when a write-back cache is
in use.

Signed-off-by: Simon Glass <s...@chromium.org>
---

 drivers/video/rockchip/rk_vop.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/video/rockchip/rk_vop.c b/drivers/video/rockchip/rk_vop.c
index a54af17..db09d9a 100644
--- a/drivers/video/rockchip/rk_vop.c
+++ b/drivers/video/rockchip/rk_vop.c
@@ -326,6 +326,7 @@ static int rk_vop_probe(struct udevice *dev)
                if (!ret)
                        break;
        }
+       video_set_flush_dcache(dev, 1);
 
        return ret;
 }
-- 
2.8.0.rc3.226.g39d4020

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