From: Roman Stratiienko <roman.stratiie...@globallogic.com>
At system start blink of u-boot ghost framebuffer can be observed.
Fix it.
Signed-off-by: Roman Stratiienko <roman.stratiie...@globallogic.com>
---
drivers/gpu/drm/sun4i/sun8i_mixer.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c
b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index da84fccf7784..b906b8cc464e 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
@@ -588,6 +588,9 @@ static int sun8i_mixer_bind(struct device *dev, struct
device *master,
regmap_update_bits(mixer->engine.regs, SUN8I_MIXER_BLEND_PIPE_CTL(base),
SUN8I_MIXER_BLEND_PIPE_CTL_EN_MSK, 0);
+ regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_DBUFF,
+ SUN8I_MIXER_GLOBAL_DBUFF_ENABLE);
+
return 0;
err_disable_bus_clk:
--
2.17.1
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