Enable video_mode_burst bit from dsi base control register
for burst mode display panels.

Signed-off-by: Jagan Teki <ja...@amarulasolutions.com>
---
 drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c 
b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
index b6c01891df36..b18a01361f11 100644
--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
+++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
@@ -421,6 +421,10 @@ static void sun6i_dsi_setup_burst(struct sun6i_dsi *dsi,
        regmap_write(dsi->regs, SUN6I_DSI_BURST_LINE_REG,
                     SUN6I_DSI_BURST_LINE_NUM(line_num) |
                     SUN6I_DSI_BURST_LINE_SYNC_POINT(sync_point));
+
+       regmap_read(dsi->regs, SUN6I_DSI_BASIC_CTL_REG, &val);
+       val |= SUN6I_DSI_BASIC_CTL_VIDEO_BURST;
+       regmap_write(dsi->regs, SUN6I_DSI_BASIC_CTL_REG, val);
 }
 
 static void sun6i_dsi_setup_inst_loop(struct sun6i_dsi *dsi,
-- 
2.18.0.321.gffc6fa0e3

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