[PATCH v2 2/3] arm64: dts: qcom: lemans: add mdss1 display device nodes

Konrad Dybcio konrad.dybcio at oss.qualcomm.com
Mon Dec 1 05:35:44 PST 2025


On 11/25/25 11:56 AM, Mani Chandana Ballary Kuntumalla wrote:
> Add devicetree changes to enable second Mobile Display Subsystem (mdss1),
> Display Processing Unit(DPU), Display Port(DP) controllers and eDP PHYs
> on the Qualcomm Lemans platform.
> 
> Signed-off-by: Mahadevan P <mahadevan.p at oss.qualcomm.com>
> Signed-off-by: Mani Chandana Ballary Kuntumalla <quic_mkuntuma at quicinc.com>
> ---

[...]

> +			mdss1_dp1: displayport-controller at 2215c000 {
> +				compatible = "qcom,sa8775p-dp";
> +
> +				reg = <0x0 0x2215c000 0x0 0x104>,
> +				      <0x0 0x2215c200 0x0 0x0c0>,
> +				      <0x0 0x2215d000 0x0 0x770>,
> +				      <0x0 0x2215e000 0x0 0x09c>,
> +				      <0x0 0x2215f000 0x0 0x09c>,
> +				      <0x0 0x22160000 0x0 0x09c>,
> +				      <0x0 0x22161000 0x0 0x09c>,
> +				      <0x0 0x22162000 0x0 0x23c>,
> +				      <0x0 0x22163000 0x0 0x23c>;

The last two regions still happen not to exist

https://lore.kernel.org/all/vc2hen5r7xdaj4nepkoy7pk2jmj4y4hgog5o2nfndrff4yti2m@g46svhsdyy7m/

Konrad





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