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SubjectRe: [PATCH] arm64: dts: qcom: sm8150: Add cpufreq HW device node
On Thu, Dec 19, 2019 at 5:36 PM Sibi Sankar <sibis@codeaurora.org> wrote:
>
> Add cpufreq HW device node to scale 4-Silver/3-Gold/1-Gold+ cores
> on SM8150 SoCs.
>
> Signed-off-by: Sibi Sankar <sibis@codeaurora.org>

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

> ---
> arch/arm64/boot/dts/qcom/sm8150.dtsi | 21 +++++++++++++++++++++
> 1 file changed, 21 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> index 694be3c001a68..bad77e539cb1d 100644
> --- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> @@ -45,6 +45,7 @@
> reg = <0x0 0x0>;
> enable-method = "psci";
> next-level-cache = <&L2_0>;
> + qcom,freq-domain = <&cpufreq_hw 0>;
> L2_0: l2-cache {
> compatible = "cache";
> next-level-cache = <&L3_0>;
> @@ -60,6 +61,7 @@
> reg = <0x0 0x100>;
> enable-method = "psci";
> next-level-cache = <&L2_100>;
> + qcom,freq-domain = <&cpufreq_hw 0>;
> L2_100: l2-cache {
> compatible = "cache";
> next-level-cache = <&L3_0>;
> @@ -73,6 +75,7 @@
> reg = <0x0 0x200>;
> enable-method = "psci";
> next-level-cache = <&L2_200>;
> + qcom,freq-domain = <&cpufreq_hw 0>;
> L2_200: l2-cache {
> compatible = "cache";
> next-level-cache = <&L3_0>;
> @@ -85,6 +88,7 @@
> reg = <0x0 0x300>;
> enable-method = "psci";
> next-level-cache = <&L2_300>;
> + qcom,freq-domain = <&cpufreq_hw 0>;
> L2_300: l2-cache {
> compatible = "cache";
> next-level-cache = <&L3_0>;
> @@ -97,6 +101,7 @@
> reg = <0x0 0x400>;
> enable-method = "psci";
> next-level-cache = <&L2_400>;
> + qcom,freq-domain = <&cpufreq_hw 1>;
> L2_400: l2-cache {
> compatible = "cache";
> next-level-cache = <&L3_0>;
> @@ -109,6 +114,7 @@
> reg = <0x0 0x500>;
> enable-method = "psci";
> next-level-cache = <&L2_500>;
> + qcom,freq-domain = <&cpufreq_hw 1>;
> L2_500: l2-cache {
> compatible = "cache";
> next-level-cache = <&L3_0>;
> @@ -121,6 +127,7 @@
> reg = <0x0 0x600>;
> enable-method = "psci";
> next-level-cache = <&L2_600>;
> + qcom,freq-domain = <&cpufreq_hw 1>;
> L2_600: l2-cache {
> compatible = "cache";
> next-level-cache = <&L3_0>;
> @@ -133,6 +140,7 @@
> reg = <0x0 0x700>;
> enable-method = "psci";
> next-level-cache = <&L2_700>;
> + qcom,freq-domain = <&cpufreq_hw 2>;
> L2_700: l2-cache {
> compatible = "cache";
> next-level-cache = <&L3_0>;
> @@ -834,6 +842,19 @@
> };
> };
> };
> +
> + cpufreq_hw: cpufreq@18323000 {
> + compatible = "qcom,cpufreq-hw";
> + reg = <0 0x18323000 0 0x1400>, <0 0x18325800 0 0x1400>,
> + <0 0x18327800 0 0x1400>;
> + reg-names = "freq-domain0", "freq-domain1",
> + "freq-domain2";
> +
> + clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GPLL0>;
> + clock-names = "xo", "alternate";
> +
> + #freq-domain-cells = <1>;
> + };
> };
>
> timer {
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project

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