From: Jie Zhang <quic_jiezh@quicinc.com>

Add gpu and rgmu nodes for qcs615 chipset.

Signed-off-by: Jie Zhang <quic_jiezh@quicinc.com>
Signed-off-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/talos.dtsi | 113 ++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/talos.dtsi b/arch/arm64/boot/dts/qcom/talos.dtsi
index efb753ba1747..500587ea9ae4 100644
--- a/arch/arm64/boot/dts/qcom/talos.dtsi
+++ b/arch/arm64/boot/dts/qcom/talos.dtsi
@@ -647,6 +647,11 @@ rproc_adsp_mem: rproc-adsp@95900000 {
 			reg = <0x0 0x95900000 0x0 0x1e00000>;
 			no-map;
 		};
+
+		pil_gpu_mem: pil-gpu@97715000 {
+			reg = <0x0 0x97715000 0x0 0x2000>;
+			no-map;
+		};
 	};
 
 	soc: soc@0 {
@@ -1826,6 +1831,114 @@ data-pins {
 			};
 		};
 
+		gpu: gpu@5000000 {
+			compatible = "qcom,adreno-612.0", "qcom,adreno";
+			reg = <0x0 0x05000000 0x0 0x90000>;
+			reg-names = "kgsl_3d0_reg_memory";
+
+			clocks = <&gpucc GPU_CC_GX_GFX3D_CLK>;
+			clock-names = "core";
+
+			interrupts = <GIC_SPI 300 IRQ_TYPE_LEVEL_HIGH>;
+
+			interconnects = <&gem_noc MASTER_GFX3D QCOM_ICC_TAG_ALWAYS
+					 &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
+			interconnect-names = "gfx-mem";
+
+			iommus = <&adreno_smmu 0x0 0x401>;
+
+			operating-points-v2 = <&gpu_opp_table>;
+			power-domains = <&gpucc GX_GDSC>;
+
+			qcom,gmu = <&rgmu>;
+
+			#cooling-cells = <2>;
+
+			status = "disabled";
+
+			gpu_zap_shader: zap-shader {
+				memory-region = <&pil_gpu_mem>;
+			};
+
+			gpu_opp_table: opp-table {
+				compatible = "operating-points-v2";
+
+				opp-845000000 {
+					opp-hz = /bits/ 64 <845000000>;
+					required-opps = <&rpmhpd_opp_turbo>;
+					opp-peak-kBps = <7050000>;
+				};
+
+				opp-745000000 {
+					opp-hz = /bits/ 64 <745000000>;
+					required-opps = <&rpmhpd_opp_nom_l1>;
+					opp-peak-kBps = <6075000>;
+				};
+
+				opp-650000000 {
+					opp-hz = /bits/ 64 <650000000>;
+					required-opps = <&rpmhpd_opp_nom>;
+					opp-peak-kBps = <5287500>;
+				};
+
+				opp-500000000 {
+					opp-hz = /bits/ 64 <500000000>;
+					required-opps = <&rpmhpd_opp_svs_l1>;
+					opp-peak-kBps = <3975000>;
+				};
+
+				opp-435000000 {
+					opp-hz = /bits/ 64 <435000000>;
+					required-opps = <&rpmhpd_opp_svs>;
+					opp-peak-kBps = <3000000>;
+				};
+
+				opp-290000000 {
+					opp-hz = /bits/ 64 <290000000>;
+					required-opps = <&rpmhpd_opp_low_svs>;
+					opp-peak-kBps = <1762500>;
+				};
+			};
+		};
+
+		rgmu: rgmu@506a000 {
+			compatible = "qcom,adreno-rgmu-612.0", "qcom,adreno-rgmu";
+			reg = <0x0 0x0506a000 0x0 0x34000>;
+			reg-names = "gmu";
+
+			clocks = <&gpucc GPU_CC_CX_GMU_CLK>,
+				 <&gpucc GPU_CC_CXO_CLK>,
+				 <&gcc GCC_DDRSS_GPU_AXI_CLK>,
+				 <&gcc GCC_GPU_MEMNOC_GFX_CLK>,
+				 <&gpucc GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK>;
+			clock-names = "gmu",
+				      "cxo",
+				      "axi",
+				      "memnoc",
+				      "smmu_vote";
+
+			power-domains = <&gpucc CX_GDSC>,
+					<&gpucc GX_GDSC>;
+			power-domain-names = "cx",
+					     "gx";
+
+			interrupts = <GIC_SPI 304 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "oob",
+					  "gmu";
+
+			operating-points-v2 = <&rgmu_opp_table>;
+
+			rgmu_opp_table: opp-table {
+				compatible = "operating-points-v2";
+
+				opp-200000000 {
+					opp-hz = /bits/ 64 <200000000>;
+					required-opps = <&rpmhpd_opp_low_svs>;
+				};
+			};
+		};
+
 		gpucc: clock-controller@5090000 {
 			compatible = "qcom,qcs615-gpucc";
 			reg = <0 0x05090000 0 0x9000>;

-- 
2.51.0

On 11/6/25 9:50 PM, Akhil P Oommen wrote:
> From: Jie Zhang <quic_jiezh@quicinc.com>
> 
> Add gpu and rgmu nodes for qcs615 chipset.
> 
> Signed-off-by: Jie Zhang <quic_jiezh@quicinc.com>
> Signed-off-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
> ---

[...]

> +		rgmu: rgmu@506a000 {
> +			compatible = "qcom,adreno-rgmu-612.0", "qcom,adreno-rgmu";
> +			reg = <0x0 0x0506a000 0x0 0x34000>;
> +			reg-names = "gmu";
> +
> +			clocks = <&gpucc GPU_CC_CX_GMU_CLK>,
> +				 <&gpucc GPU_CC_CXO_CLK>,
> +				 <&gcc GCC_DDRSS_GPU_AXI_CLK>,
> +				 <&gcc GCC_GPU_MEMNOC_GFX_CLK>,
> +				 <&gpucc GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK>;

Is this last clock really necessary?

Konrad

On 11/7/2025 2:31 PM, Konrad Dybcio wrote:
> On 11/6/25 9:50 PM, Akhil P Oommen wrote:
>> From: Jie Zhang <quic_jiezh@quicinc.com>
>>
>> Add gpu and rgmu nodes for qcs615 chipset.
>>
>> Signed-off-by: Jie Zhang <quic_jiezh@quicinc.com>
>> Signed-off-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
>> ---
> 
> [...]
> 
>> +		rgmu: rgmu@506a000 {
>> +			compatible = "qcom,adreno-rgmu-612.0", "qcom,adreno-rgmu";
>> +			reg = <0x0 0x0506a000 0x0 0x34000>;
>> +			reg-names = "gmu";
>> +
>> +			clocks = <&gpucc GPU_CC_CX_GMU_CLK>,
>> +				 <&gpucc GPU_CC_CXO_CLK>,
>> +				 <&gcc GCC_DDRSS_GPU_AXI_CLK>,
>> +				 <&gcc GCC_GPU_MEMNOC_GFX_CLK>,
>> +				 <&gpucc GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK>;
> 
> Is this last clock really necessary?

Downstream votes for this. So we are aligning with that.

-Akhil

> 
> Konrad
>