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-rw-r--r--src/soc/rockchip/rk3288/hdmi.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/soc/rockchip/rk3288/hdmi.c b/src/soc/rockchip/rk3288/hdmi.c
index e5bebe37f5..a5203997d8 100644
--- a/src/soc/rockchip/rk3288/hdmi.c
+++ b/src/soc/rockchip/rk3288/hdmi.c
@@ -793,6 +793,10 @@ int rk_hdmi_get_edid(struct edid *edid)
if (decode_edid(edid_buf, edid_size, edid))
hdmi_debug("failed to decode edid.\n");
+ /* Try 480p for best compatibility. */
+ if (set_display_mode(edid, EDID_MODE_640x480_60Hz))
+ hdmi_debug("failed to set mode to 640x480@60Hz\n");
+
return 0;
}