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Message-ID: <wayrour74vlli27xrtxi2ff2v7q7ye2yknmk2mjpur5ry5gruv@hhh2mdb6lw2i>
Date: Sat, 7 Jun 2025 23:17:39 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Akhil P Oommen <akhilpo@....qualcomm.com>
Cc: Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
Rob Clark <robin.clark@....qualcomm.com>, Sean Paul <sean@...rly.run>,
Konrad Dybcio <konradybcio@...nel.org>,
Abhinav Kumar <abhinav.kumar@...ux.dev>,
Jessica Zhang <jessica.zhang@....qualcomm.com>,
Marijn Suijten <marijn.suijten@...ainline.org>,
David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 3/3] arm64: dts: qcom: Add GPU support to X1P42100 SoC
On Sat, Jun 07, 2025 at 07:45:01PM +0530, Akhil P Oommen wrote:
> X1P42100 SoC has a new GPU called Adreno X1-45 which is a smaller
> version of Adreno X1-85 GPU. Describe this new GPU and also add
> the secure gpu firmware path that should used for X1P42100 CRD.
>
> Signed-off-by: Akhil P Oommen <akhilpo@....qualcomm.com>
> ---
> arch/arm64/boot/dts/qcom/x1e80100.dtsi | 7 ++
> arch/arm64/boot/dts/qcom/x1p42100-crd.dts | 4 +
> arch/arm64/boot/dts/qcom/x1p42100.dtsi | 121 +++++++++++++++++++++++++++++-
> 3 files changed, 131 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> index a8eb4c5fe99fe6dd49af200a738b6476d87279b2..558d7d387d7710770244fcc901f461384dd9b0d4 100644
> --- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> +++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> @@ -8245,6 +8245,13 @@ sbsa_watchdog: watchdog@...40000 {
> interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
> };
>
> + qfprom: efuse@...c8000 {
> + compatible = "qcom,x1e80100-qfprom", "qcom,qfprom";
> + reg = <0 0x221c8000 0 0x1000>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + };
> +
> pmu@...91000 {
> compatible = "qcom,x1e80100-llcc-bwmon", "qcom,sc7280-llcc-bwmon";
> reg = <0 0x24091000 0 0x1000>;
> diff --git a/arch/arm64/boot/dts/qcom/x1p42100-crd.dts b/arch/arm64/boot/dts/qcom/x1p42100-crd.dts
> index cf07860a63e97c388909fb5721ae7b9729b6c586..cf999c2cf8d4e0af83078253fd39ece3a0c26a49 100644
> --- a/arch/arm64/boot/dts/qcom/x1p42100-crd.dts
> +++ b/arch/arm64/boot/dts/qcom/x1p42100-crd.dts
> @@ -15,3 +15,7 @@ / {
> model = "Qualcomm Technologies, Inc. X1P42100 CRD";
> compatible = "qcom,x1p42100-crd", "qcom,x1p42100";
> };
> +
> +&gpu_zap_shader {
> + firmware-name = "qcom/x1p42100/gen71500_zap.mbn";
> +};
> diff --git a/arch/arm64/boot/dts/qcom/x1p42100.dtsi b/arch/arm64/boot/dts/qcom/x1p42100.dtsi
> index 27f479010bc330eb6445269a1c46bf78ec6f1bd4..5ed461ed5cca271d43647888aa6eacac3de2ac9d 100644
> --- a/arch/arm64/boot/dts/qcom/x1p42100.dtsi
> +++ b/arch/arm64/boot/dts/qcom/x1p42100.dtsi
> @@ -17,15 +17,134 @@
> /delete-node/ &cpu_pd9;
> /delete-node/ &cpu_pd10;
> /delete-node/ &cpu_pd11;
> +/delete-node/ &gpu_opp_table;
> /delete-node/ &pcie3_phy;
>
> &gcc {
> compatible = "qcom,x1p42100-gcc", "qcom,x1e80100-gcc";
> };
>
> -/* The GPU is physically different and will be brought up later */
> +&gmu {
> + /delete-property/ compatible;
> + compatible = "qcom,adreno-gmu-x145.0", "qcom,adreno-gmu";
> +};
> +
> +&qfprom {
> + gpu_speed_bin: gpu_speed_bin@119 {
> + reg = <0x119 0x2>;
> + bits = <7 9>;
> + };
> +};
> +
> &gpu {
> /delete-property/ compatible;
I think, you can drop this line.
> +
> + compatible = "qcom,adreno-43030c00", "qcom,adreno";
> +
> + nvmem-cells = <&gpu_speed_bin>;
> + nvmem-cell-names = "speed_bin";
> +
> + gpu_opp_table: opp-table {
> + compatible = "operating-points-v2-adreno", "operating-points-v2";
> +
> + opp-1400000000 {
> + opp-hz = /bits/ 64 <1400000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L4>;
> + opp-peak-kBps = <16500000>;
> + qcom,opp-acd-level = <0xa8295ffd>;
> + opp-supported-hw = <0x3>;
> + };
> +
> + opp-1250000000 {
> + opp-hz = /bits/ 64 <1250000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L3>;
> + opp-peak-kBps = <16500000>;
> + qcom,opp-acd-level = <0x882a5ffd>;
> + opp-supported-hw = <0x7>;
> + };
> +
> + opp-1107000000 {
> + opp-hz = /bits/ 64 <1107000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
> + opp-peak-kBps = <16500000>;
> + qcom,opp-acd-level = <0x882a5ffd>;
> + opp-supported-hw = <0xf>;
> + };
> +
> + opp-1014000000 {
> + opp-hz = /bits/ 64 <1014000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
> + opp-peak-kBps = <14398438>;
> + qcom,opp-acd-level = <0xa82a5ffd>;
> + opp-supported-hw = <0xf>;
> + };
> +
> + opp-940000000 {
> + opp-hz = /bits/ 64 <940000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
> + opp-peak-kBps = <14398438>;
> + qcom,opp-acd-level = <0xa82a5ffd>;
> + opp-supported-hw = <0xf>;
> + };
> +
> + opp-825000000 {
> + opp-hz = /bits/ 64 <825000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
> + opp-peak-kBps = <12449219>;
> + qcom,opp-acd-level = <0x882b5ffd>;
> + opp-supported-hw = <0xf>;
> + };
> +
> + opp-720000000 {
> + opp-hz = /bits/ 64 <720000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_SVS_L2>;
> + opp-peak-kBps = <10687500>;
> + qcom,opp-acd-level = <0xa82c5ffd>;
> + opp-supported-hw = <0xf>;
> + };
> +
> + opp-666000000-0 {
> + opp-hz = /bits/ 64 <666000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
> + opp-peak-kBps = <8171875>;
> + qcom,opp-acd-level = <0xa82d5ffd>;
> + opp-supported-hw = <0xf>;
> + };
> +
> + /* Only applicable for SKUs which has 666Mhz as Fmax */
> + opp-666000000-1 {
> + opp-hz = /bits/ 64 <666000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
> + opp-peak-kBps = <16500000>;
This looks odd, why is it so high?
> + qcom,opp-acd-level = <0xa82d5ffd>;
> + opp-supported-hw = <0x10>;
> + };
> +
> + opp-550000000 {
> + opp-hz = /bits/ 64 <550000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
> + opp-peak-kBps = <6074219>;
> + qcom,opp-acd-level = <0x882e5ffd>;
> + opp-supported-hw = <0x1f>;
> + };
> +
> + opp-380000000 {
> + opp-hz = /bits/ 64 <380000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
> + opp-peak-kBps = <3000000>;
> + qcom,opp-acd-level = <0xc82f5ffd>;
> + opp-supported-hw = <0x1f>;
> + };
> +
> + opp-280000000 {
> + opp-hz = /bits/ 64 <280000000>;
> + opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_D1>;
> + opp-peak-kBps = <2136719>;
> + qcom,opp-acd-level = <0xc82f5ffd>;
> + opp-supported-hw = <0x1f>;
> + };
> + };
> +
> };
>
> &gpucc {
>
> --
> 2.48.1
>
--
With best wishes
Dmitry
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