Re: [PATCH 7/8] arm64: dts: qcom: sa8295p-adp: Enable GPU

From: Dmitry Baryshkov
Date: Thu Dec 21 2023 - 02:09:29 EST


On Thu, 21 Dec 2023 at 05:52, Bjorn Andersson <quic_bjorande@xxxxxxxxxxx> wrote:
>
> With the necessary support in place for supplying VDD_GFX from the
> MAX20411 regulator, enable the GPU clock controller, GMU, Adreno SMMU
> and the GPU on the SA8295P ADP.
>
> Signed-off-by: Bjorn Andersson <quic_bjorande@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sa8295p-adp.dts | 29 +++++++++++++++++++++++++++++
> 1 file changed, 29 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> index e16406c9c19d..7775c5f4d2e8 100644
> --- a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> +++ b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> @@ -108,6 +108,13 @@ edp3_connector_in: endpoint {
> };
> };
> };
> +
> + reserved-memory {
> + gpu_mem: gpu-mem@8bf00000 {
> + reg = <0 0x8bf00000 0 0x2000>;
> + no-map;
> + };
> + };
> };
>
> &apps_rsc {
> @@ -286,6 +293,28 @@ vdd_gfx: regulator@39 {
> };
> };
>
> +&gpucc {
> + vdd-gfx-supply = <&vdd_gfx>;
> + status = "okay";
> +};
> +
> +&gmu {
> + status = "okay";
> +};
> +
> +&gpu {
> + status = "okay";
> +
> + zap-shader {
> + memory-region = <&gpu_mem>;
> + firmware-name = "qcom/sa8295p/a690_zap.mdt";

Can we please have .mbn here? Other than that, it looks good to me.

> + };
> +};
> +
> +&gpu_smmu {
> + status = "okay";
> +};
> +
> &mdss0 {
> status = "okay";
> };
>
> --
> 2.25.1
>
>


--
With best wishes
Dmitry