Re: [PATCH v4 26/27] arm64: dts: qcom: Link the panel to the bridge's DDC bus
From: Bjorn Andersson
Date: Fri Apr 23 2021 - 12:16:31 EST
On Fri 16 Apr 17:39 CDT 2021, Douglas Anderson wrote:
> Adding this link allows the panel code to do things like read the
> EDID.
>
> Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Regards,
Bjorn
> ---
>
> (no changes since v1)
>
> arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> index 24d293ef56d7..96e530594509 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> @@ -265,6 +265,7 @@ panel: panel {
> power-supply = <&pp3300_dx_edp>;
> backlight = <&backlight>;
> hpd-gpios = <&sn65dsi86_bridge 2 GPIO_ACTIVE_HIGH>;
> + ddc-i2c-bus = <&sn65dsi86_bridge>;
>
> ports {
> port {
> --
> 2.31.1.368.gbe11c130af-goog
>