Re: [PATCH 7/8] arm64: dts: qcom: sm8350: add GPU, GMU, GPU CC and SMMU nodes

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On 6.02.2023 01:27, Dmitry Baryshkov wrote:
> Add device nodes required to enable GPU on the SM8350 platform.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sm8350.dtsi | 179 +++++++++++++++++++++++++++
>  1 file changed, 179 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
> index e5b308957f88..a73cd9eb63e0 100644
> --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
> @@ -7,6 +7,7 @@
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/clock/qcom,dispcc-sm8350.h>
>  #include <dt-bindings/clock/qcom,gcc-sm8350.h>
> +#include <dt-bindings/clock/qcom,gpucc-sm8350.h>
>  #include <dt-bindings/clock/qcom,rpmh.h>
>  #include <dt-bindings/dma/qcom-gpi.h>
>  #include <dt-bindings/gpio/gpio.h>
> @@ -1767,6 +1768,184 @@ tcsr_mutex: hwlock@1f40000 {
>  			#hwlock-cells = <1>;
>  		};
>  
> +		gpu: gpu@3d00000 {
> +			compatible = "qcom,adreno-660.1",
> +				     "qcom,adreno";
No need to wrap this line.

> +
> +			reg = <0 0x03d00000 0 0x40000>,
> +			      <0 0x03d9e000 0 0x1000>,
> +			      <0 0x03d61000 0 0x800>;
> +			reg-names = "kgsl_3d0_reg_memory",
> +				    "cx_mem",
> +				    "cx_dbgc";
> +
> +			interrupts = <GIC_SPI 300 IRQ_TYPE_LEVEL_HIGH>;
> +
> +			iommus = <&adreno_smmu 0 0x400>, <&adreno_smmu 1 0x400>;
> +
> +			operating-points-v2 = <&gpu_opp_table>;
> +
> +			qcom,gmu = <&gmu>;
> +
> +			status = "disabled";
> +
> +			zap-shader {
> +				memory-region = <&pil_gpu_mem>;
> +			};
> +
> +			/* note: downstream checks gpu binning for 670 Mhz */
> +			gpu_opp_table: opp-table {
> +				compatible = "operating-points-v2";
> +
> +				/* not for v1 */
The shipping version is v2.1 and you defined the 660.1 chipid,
which maps to lahaina(>=v2)

> +				opp-840000000 {
> +					opp-hz = /bits/ 64 <840000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
> +				};
> +
> +				/* not for v1 */
> +				opp-778000000 {
> +					opp-hz = /bits/ 64 <778000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
> +				};
> +
> +				/* not for v1 */
> +				opp-738000000 {
> +					opp-hz = /bits/ 64 <738000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
> +				};
> +
> +				/* for v1
> +				opp-710000000 {
> +					opp-hz = /bits/ 64 <710000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
> +				};
> +				*/
> +
> +				opp-676000000 {
> +					opp-hz = /bits/ 64 <676000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
> +				};
> +
> +				opp-608000000 {
> +					opp-hz = /bits/ 64 <608000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L2>;
> +				};
> +
> +				opp-540000000 {
> +					opp-hz = /bits/ 64 <540000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
> +				};
> +
> +				/* not for v1 */
> +				opp-491000000 {
> +					opp-hz = /bits/ 64 <491000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L0>;
> +				};
> +
> +				opp-443000000 {
> +					opp-hz = /bits/ 64 <443000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
> +				};
> +
> +				/* not for v1 */
> +				opp-379000000 {
> +					opp-hz = /bits/ 64 <379000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_L1>;
> +				};
> +
> +				opp-315000000 {
> +					opp-hz = /bits/ 64 <315000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
> +				};
> +			};
> +		};
> +
> +		gmu: gmu@3d6a000 {
> +			compatible = "qcom,adreno-gmu-660.1", "qcom,adreno-gmu";
> +
> +			reg = <0 0x03d6a000 0 0x34000>,
> +			      <0 0x03de0000 0 0x10000>,
> +			      <0 0x0b290000 0 0x10000>;
> +			reg-names = "gmu", "rscc", "gmu_pdc";
> +
> +			interrupts = <GIC_SPI 304 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-names = "hfi", "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_AHB_CLK>,
> +				 <&gpucc GPU_CC_HUB_CX_INT_CLK>,
> +				 <&gpucc GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK>;
Shouldn't this one belong to the smmu?

> +			clock-names = "gmu",
> +				      "cxo",
> +				      "axi",
> +				      "memnoc",
> +				      "ahb",
> +				      "hub",
> +				      "smmu_vote";
> +
> +			power-domains = <&gpucc GPU_CX_GDSC>,
> +					<&gpucc GPU_GX_GDSC>;
> +			power-domain-names = "cx",
> +					     "gx";
> +
> +			iommus = <&adreno_smmu 5 0x400>;
> +
> +			operating-points-v2 = <&gmu_opp_table>;
> +
> +			gmu_opp_table: opp-table {
> +				compatible = "operating-points-v2";
> +
> +				opp-200000000 {
> +					opp-hz = /bits/ 64 <200000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_MIN_SVS>;
> +				};
> +			};
> +		};
> +
> +		gpucc: clock-controller@3d90000 {
> +			compatible = "qcom,sm8350-gpucc";
> +			reg = <0 0x03d90000 0 0x9000>;
> +			clocks = <&rpmhcc RPMH_CXO_CLK>,
> +				 <&gcc GCC_GPU_GPLL0_CLK_SRC>,
> +				 <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>;
> +			clock-names = "bi_tcxo",
> +				      "gcc_gpu_gpll0_clk_src",
> +				      "gcc_gpu_gpll0_div_clk_src";
> +			#clock-cells = <1>;
> +			#reset-cells = <1>;
> +			#power-domain-cells = <1>;
> +		};
> +
> +		adreno_smmu: iommu@3da0000 {
> +			compatible = "qcom,sm8350-smmu-500", "qcom,adreno-smmu", "arm,mmu-500";
> +			reg = <0 0x03da0000 0 0x20000>;
> +			#iommu-cells = <2>;
> +			#global-interrupts = <2>;
> +			interrupts = <GIC_SPI 672 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 673 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 678 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 679 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 680 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 681 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 682 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 683 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 684 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 685 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 686 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 687 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&gpucc GPU_CC_AHB_CLK>,
> +				 <&gcc GCC_GPU_MEMNOC_GFX_CLK>,
> +				 <&gcc GCC_GPU_SNOC_DVM_GFX_CLK>;
> +			clock-names = "ahb", "bus", "iface";
> +
> +			power-domains = <&gpucc GPU_CX_GDSC>;
Downstream marks this smmu dma-coherent

Konrad
> +		};
> +
>  		lpass_ag_noc: interconnect@3c40000 {
>  			compatible = "qcom,sm8350-lpass-ag-noc";
>  			reg = <0 0x03c40000 0 0xf080>;



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