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path: root/drivers/gpu/drm/rockchip/rk3066_hdmi.c
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Diffstat (limited to 'drivers/gpu/drm/rockchip/rk3066_hdmi.c')
-rw-r--r--drivers/gpu/drm/rockchip/rk3066_hdmi.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.c b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
index 8673e64723e3..fe203d38664e 100644
--- a/drivers/gpu/drm/rockchip/rk3066_hdmi.c
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
@@ -641,6 +641,9 @@ static int rk3066_hdmi_i2c_write(struct rk3066_hdmi *hdmi, struct i2c_msg *msgs)
if (msgs->addr == DDC_ADDR)
hdmi->i2c->ddc_addr = msgs->buf[0];
+ /* Set edid fifo first address. */
+ hdmi_writeb(hdmi, HDMI_EDID_FIFO_ADDR, 0x00);
+
/* Set edid word address 0x00/0x80. */
hdmi_writeb(hdmi, HDMI_EDID_WORD_ADDR, hdmi->i2c->ddc_addr);