linux-kernel - Re: [PATCH v3 16/17] arm64: dts: sdm845: Add qspi opps and power-domains

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Message-ID: <20200429005219.GQ4525@google.com>
Date:   Tue, 28 Apr 2020 17:52:19 -0700
From:   Matthias Kaehlcke <mka@...omium.org>
To:     Rajendra Nayak <rnayak@...eaurora.org>
Cc:     viresh.kumar@...aro.org, sboyd@...nel.org,
        bjorn.andersson@...aro.org, agross@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 16/17] arm64: dts: sdm845: Add qspi opps and
 power-domains

Hi,

On Tue, Apr 28, 2020 at 07:03:04PM +0530, Rajendra Nayak wrote:
> Add the power domain supporting performance state and the corresponding
> OPP tables for the qspi device on sdm845
> 
> Signed-off-by: Rajendra Nayak <rnayak@...eaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/sdm845.dtsi | 26 ++++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index 67e3b90..1843123 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -3017,6 +3017,30 @@
>  			status = "disabled";
>  		};
>  
> +		qspi_opp_table: qspi-opp-table {
> +			compatible = "operating-points-v2";
> +
> +			opp-19200000 {
> +				opp-hz = /bits/ 64 <19200000>;
> +				required-opps = <&rpmhpd_opp_min_svs>;
> +			};
> +
> +			opp-100000000 {
> +				opp-hz = /bits/ 64 <100000000>;
> +				required-opps = <&rpmhpd_opp_low_svs>;
> +			};
> +
> +			opp-150000000 {
> +				opp-hz = /bits/ 64 <150000000>;
> +				required-opps = <&rpmhpd_opp_svs>;
> +			};
> +
> +			opp-300000000 {
> +				opp-hz = /bits/ 64 <300000000>;
> +				required-opps = <&rpmhpd_opp_nom>;
> +			};
> +		};

move OPP table inside the 'qspi' node (like 'rpmhpd_opp_table',
'gpu_opp_table' or 'gmu_opp_table').