Re: [PATCH v4 2/2] arm: dts: sc7180: Add support for gpu fuse

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On Fri 08 Jan 12:15 CST 2021, Akhil P Oommen wrote:

Please align the $subject prefix with other changes in the same file.
I fixed it up while picking up the patch this time.

Regards,
Bjorn

> Add support for gpu fuse to help identify the supported opps.
> 
> Signed-off-by: Akhil P Oommen <akhilpo@xxxxxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sc7180.dtsi | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index 6678f1e..8cae3eb 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -675,6 +675,11 @@
>  				reg = <0x25b 0x1>;
>  				bits = <1 3>;
>  			};
> +
> +			gpu_speed_bin: gpu_speed_bin@1d2 {
> +				reg = <0x1d2 0x2>;
> +				bits = <5 8>;
> +			};
>  		};
>  
>  		sdhc_1: sdhci@7c4000 {
> @@ -1907,52 +1912,69 @@
>  			operating-points-v2 = <&gpu_opp_table>;
>  			qcom,gmu = <&gmu>;
>  
> +			nvmem-cells = <&gpu_speed_bin>;
> +			nvmem-cell-names = "speed_bin";
> +
>  			interconnects = <&gem_noc MASTER_GFX3D 0 &mc_virt SLAVE_EBI1 0>;
>  			interconnect-names = "gfx-mem";
>  
>  			gpu_opp_table: opp-table {
>  				compatible = "operating-points-v2";
>  
> +				opp-825000000 {
> +					opp-hz = /bits/ 64 <825000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
> +					opp-peak-kBps = <8532000>;
> +					opp-supported-hw = <0x04>;
> +				};
> +
>  				opp-800000000 {
>  					opp-hz = /bits/ 64 <800000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
>  					opp-peak-kBps = <8532000>;
> +					opp-supported-hw = <0x07>;
>  				};
>  
>  				opp-650000000 {
>  					opp-hz = /bits/ 64 <650000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
>  					opp-peak-kBps = <7216000>;
> +					opp-supported-hw = <0x07>;
>  				};
>  
>  				opp-565000000 {
>  					opp-hz = /bits/ 64 <565000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
>  					opp-peak-kBps = <5412000>;
> +					opp-supported-hw = <0x07>;
>  				};
>  
>  				opp-430000000 {
>  					opp-hz = /bits/ 64 <430000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
>  					opp-peak-kBps = <5412000>;
> +					opp-supported-hw = <0x07>;
>  				};
>  
>  				opp-355000000 {
>  					opp-hz = /bits/ 64 <355000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
>  					opp-peak-kBps = <3072000>;
> +					opp-supported-hw = <0x07>;
>  				};
>  
>  				opp-267000000 {
>  					opp-hz = /bits/ 64 <267000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
>  					opp-peak-kBps = <3072000>;
> +					opp-supported-hw = <0x07>;
>  				};
>  
>  				opp-180000000 {
>  					opp-hz = /bits/ 64 <180000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_MIN_SVS>;
>  					opp-peak-kBps = <1804000>;
> +					opp-supported-hw = <0x07>;
>  				};
>  			};
>  		};
> -- 
> 2.7.4
> 



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