Beelink GS1 has a DDC I2C bus voltage shifter. This is actually missing and video is limited to 1024x768 due to missing EDID information. Add the DDC regulator in the device-tree. Signed-off-by: Clément Péron <peron.clem@xxxxxxxxx> --- arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts index 680dc29cb089..67d7f269c5da 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dts @@ -25,6 +25,7 @@ connector { compatible = "hdmi-connector"; type = "a"; + ddc-en-gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */ port { hdmi_con_in: endpoint { -- 2.20.1