Re: [PATCH] arm64: dts: qcom: glymur: Configure DP endpoints for 2-lane operation

[Bjorn Andersson <andersson@kernel.org>]

On Thu, May 21, 2026 at 05:30:58PM +0530, Saurabh Anand wrote:
> Add explicit data-lanes to the MDSS DP output endpoints to enable

As described in
https://docs.kernel.org/process/submitting-patches.html#describe-your-changes
this is where you describe the problem that you're solving.

If you had done that, we wouldn't need to guess what you're up to.

Thanks,
Bjorn

> display port in 2 lanes configuration and disable the mode-switch
> property from the USB QMP PHY node.
> 
> Signed-off-by: Saurabh Anand <saurabh.anand@oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/glymur.dtsi | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/glymur.dtsi b/arch/arm64/boot/dts/qcom/glymur.dtsi
> index 72c7dc6e4f09..d6b3c5bfebd5 100644
> --- a/arch/arm64/boot/dts/qcom/glymur.dtsi
> +++ b/arch/arm64/boot/dts/qcom/glymur.dtsi
> @@ -2445,7 +2445,6 @@ usb_0_qmpphy: phy@fd5000 {
>  			#clock-cells = <1>;
>  			#phy-cells = <1>;
>  
> -			mode-switch;
>  			orientation-switch;
>  
>  			status = "disabled";
> @@ -2517,7 +2516,6 @@ usb_1_qmpphy: phy@fde000 {
>  			#clock-cells = <1>;
>  			#phy-cells = <1>;
>  
> -			mode-switch;
>  			orientation-switch;
>  
>  			status = "disabled";
> @@ -4550,6 +4548,7 @@ port@1 {
>  						reg = <1>;
>  
>  						mdss_dp0_out: endpoint {
> +							data-lanes = <0 1>;
>  							remote-endpoint = <&usb_dp_qmpphy_dp_in>;
>  						};
>  					};
> @@ -4641,6 +4640,7 @@ port@1 {
>  						reg = <1>;
>  
>  						mdss_dp1_out: endpoint {
> +							data-lanes = <0 1>;
>  							remote-endpoint = <&usb_1_qmpphy_dp_in>;
>  						};
>  					};
> -- 
> 2.34.1
>