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From:   Amit Kucheria <amit.kucheria@linaro.org>
Date:   Mon, 14 Jan 2019 14:25:39 +0530
Message-ID: <CAHLCerO=hzzUvPfo=s_o4mTbXDPn=UguD4jbSi5GLRpgOf7_SA@mail.gmail.com>
Subject: Re: [PATCH v2] arm64: dts: sdm845: Add cpufreq device node
To:     Taniya Das <tdas@codeaurora.org>
Cc:     Andy Gross <andy.gross@linaro.org>,
        linux-arm-msm <linux-arm-msm@vger.kernel.org>,
        Stephen Boyd <sboyd@kernel.org>,
        Douglas Anderson <dianders@chromium.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        David Brown <david.brown@linaro.org>,
        Mark Rutland <mark.rutland@arm.com>,
        "open list:ARM/QUALCOMM SUPPORT" <linux-soc@vger.kernel.org>,
        Matthias Kaehlcke <mka@chromium.org>
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On Fri, Dec 21, 2018 at 11:44 PM Taniya Das <tdas@codeaurora.org> wrote:
>
> This change adds the cpufreq node as per the bindings example for SDM845.
>
> Signed-off-by: Taniya Das <tdas@codeaurora.org>
> Tested-by: Matthias Kaehlcke <mka@chromium.org>

Reviewed-by: Amit Kucheria <amit.kucheria@linaro.org>
Tested-by: Amit Kucheria <amit.kucheria@linaro.org>

> ---
>  arch/arm64/boot/dts/qcom/sdm845.dtsi | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index 23a253b..a69a21e 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -99,6 +99,7 @@
>                         compatible = "qcom,kryo385";
>                         reg = <0x0 0x0>;
>                         enable-method = "psci";
> +                       qcom,freq-domain = <&cpufreq_hw 0>;
>                         next-level-cache = <&L2_0>;
>                         L2_0: l2-cache {
>                                 compatible = "cache";
> @@ -114,6 +115,7 @@
>                         compatible = "qcom,kryo385";
>                         reg = <0x0 0x100>;
>                         enable-method = "psci";
> +                       qcom,freq-domain = <&cpufreq_hw 0>;
>                         next-level-cache = <&L2_100>;
>                         L2_100: l2-cache {
>                                 compatible = "cache";
> @@ -126,6 +128,7 @@
>                         compatible = "qcom,kryo385";
>                         reg = <0x0 0x200>;
>                         enable-method = "psci";
> +                       qcom,freq-domain = <&cpufreq_hw 0>;
>                         next-level-cache = <&L2_200>;
>                         L2_200: l2-cache {
>                                 compatible = "cache";
> @@ -138,6 +141,7 @@
>                         compatible = "qcom,kryo385";
>                         reg = <0x0 0x300>;
>                         enable-method = "psci";
> +                       qcom,freq-domain = <&cpufreq_hw 0>;
>                         next-level-cache = <&L2_300>;
>                         L2_300: l2-cache {
>                                 compatible = "cache";
> @@ -150,6 +154,7 @@
>                         compatible = "qcom,kryo385";
>                         reg = <0x0 0x400>;
>                         enable-method = "psci";
> +                       qcom,freq-domain = <&cpufreq_hw 1>;
>                         next-level-cache = <&L2_400>;
>                         L2_400: l2-cache {
>                                 compatible = "cache";
> @@ -162,6 +167,7 @@
>                         compatible = "qcom,kryo385";
>                         reg = <0x0 0x500>;
>                         enable-method = "psci";
> +                       qcom,freq-domain = <&cpufreq_hw 1>;
>                         next-level-cache = <&L2_500>;
>                         L2_500: l2-cache {
>                                 compatible = "cache";
> @@ -174,6 +180,7 @@
>                         compatible = "qcom,kryo385";
>                         reg = <0x0 0x600>;
>                         enable-method = "psci";
> +                       qcom,freq-domain = <&cpufreq_hw 1>;
>                         next-level-cache = <&L2_600>;
>                         L2_600: l2-cache {
>                                 compatible = "cache";
> @@ -186,6 +193,7 @@
>                         compatible = "qcom,kryo385";
>                         reg = <0x0 0x700>;
>                         enable-method = "psci";
> +                       qcom,freq-domain = <&cpufreq_hw 1>;
>                         next-level-cache = <&L2_700>;
>                         L2_700: l2-cache {
>                                 compatible = "cache";
> @@ -1686,6 +1694,17 @@
>                                 status = "disabled";
>                         };
>                 };
> +
> +               cpufreq_hw: cpufreq@17d43000 {
> +                       compatible = "qcom,cpufreq-hw";
> +                       reg = <0x17d43000 0x1400>, <0x17d45800 0x1400>;
> +                       reg-names = "freq-domain0", "freq-domain1";
> +
> +                       clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GPLL0>;
> +                       clock-names = "xo", "alternate";
> +
> +                       #freq-domain-cells = <1>;
> +               };
>         };
>
>         thermal-zones {
> --
> Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member
> of the Code Aurora Forum, hosted by the  Linux Foundation.
>