Re: [PATCH] arm64: dts: qcom: sc7280: remove hbr3 support on herobrine boards

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Hi,

On Wed, Mar 29, 2023 at 4:34 PM Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx> wrote:
>
> There are some interop issues seen across a few DP monitors with
> HBR3 and herobrine boards where the DP display stays blank with hbr3.
> This is still under investigation but in preparation for supporting
> higher resolutions, its better to disable HBR3 till the issues are
> root-caused as there is really no guarantee which monitors will show
> the issue and which would not.
>
> This can be enabled back after successful validation across more DP
> sinks.
>
> Signed-off-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
> index b6137816f2f3..313083ec1f39 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
> @@ -464,7 +464,7 @@ &mdss_dp {
>
>  &mdss_dp_out {
>         data-lanes = <0 1>;
> -       link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
> +       link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000>;

This seems OK to me.

Reviewed-by: Douglas Anderson <dianders@xxxxxxxxxxxx>




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