Re: [PATCH v2 2/4] arm64: dts: qcom: sc7280: Support gpu speedbin

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On Wed 19 Jan 09:21 CST 2022, Akhil P Oommen wrote:

> Add the speedbin fuse and the required opps to support gpu sku.
> 
> Signed-off-by: Akhil P Oommen <quic_akhilpo@xxxxxxxxxxx>
> ---
> 
> (no changes since v1)
> 
>  arch/arm64/boot/dts/qcom/sc7280.dtsi | 46 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 46 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index 365a2e0..f8fc8b8 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -605,6 +605,11 @@
>  			power-domains = <&rpmhpd SC7280_MX>;
>  			#address-cells = <1>;
>  			#size-cells = <1>;
> +
> +			gpu_speed_bin: gpu_speed_bin@1e9 {

No underscores in node names please.

Regards,
Bjorn

> +				reg = <0x1e9 0x2>;
> +				bits = <5 8>;
> +			};
>  		};
>  
>  		sdhc_1: sdhci@7c4000 {
> @@ -1762,6 +1767,9 @@
>  			interconnect-names = "gfx-mem";
>  			#cooling-cells = <2>;
>  
> +			nvmem-cells = <&gpu_speed_bin>;
> +			nvmem-cell-names = "speed_bin";
> +
>  			gpu_opp_table: opp-table {
>  				compatible = "operating-points-v2";
>  
> @@ -1769,18 +1777,56 @@
>  					opp-hz = /bits/ 64 <315000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
>  					opp-peak-kBps = <1804000>;
> +					opp-supported-hw = <0x03>;
>  				};
>  
>  				opp-450000000 {
>  					opp-hz = /bits/ 64 <450000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
>  					opp-peak-kBps = <4068000>;
> +					opp-supported-hw = <0x03>;
>  				};
>  
>  				opp-550000000 {
>  					opp-hz = /bits/ 64 <550000000>;
>  					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
>  					opp-peak-kBps = <6832000>;
> +					opp-supported-hw = <0x03>;
> +				};
> +
> +				opp-608000000 {
> +					opp-hz = /bits/ 64 <608000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L2>;
> +					opp-peak-kBps = <8368000>;
> +					opp-supported-hw = <0x02>;
> +				};
> +
> +				opp-700000000 {
> +					opp-hz = /bits/ 64 <700000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
> +					opp-peak-kBps = <8532000>;
> +					opp-supported-hw = <0x02>;
> +				};
> +
> +				opp-812000000 {
> +					opp-hz = /bits/ 64 <812000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
> +					opp-peak-kBps = <8532000>;
> +					opp-supported-hw = <0x02>;
> +				};
> +
> +				opp-840000000 {
> +					opp-hz = /bits/ 64 <840000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
> +					opp-peak-kBps = <8532000>;
> +					opp-supported-hw = <0x02>;
> +				};
> +
> +				opp-900000000 {
> +					opp-hz = /bits/ 64 <900000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
> +					opp-peak-kBps = <8532000>;
> +					opp-supported-hw = <0x02>;
>  				};
>  			};
>  		};
> -- 
> 2.7.4
> 



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