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* [PATCH] arm64: dts: qcom: sm8150: Add cpufreq HW device node
@ 2019-12-19 12:06 Sibi Sankar
  2020-01-01 21:13 ` Amit Kucheria
  0 siblings, 1 reply; 2+ messages in thread
From: Sibi Sankar @ 2019-12-19 12:06 UTC (permalink / raw)
  To: bjorn.andersson
  Cc: agross, robh+dt, mark.rutland, linux-arm-msm, devicetree,
	linux-kernel, amit.kucheria, Sibi Sankar

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>
---
 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

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] arm64: dts: qcom: sm8150: Add cpufreq HW device node
  2019-12-19 12:06 [PATCH] arm64: dts: qcom: sm8150: Add cpufreq HW device node Sibi Sankar
@ 2020-01-01 21:13 ` Amit Kucheria
  0 siblings, 0 replies; 2+ messages in thread
From: Amit Kucheria @ 2020-01-01 21:13 UTC (permalink / raw)
  To: Sibi Sankar
  Cc: Bjorn Andersson, Andy Gross, Rob Herring, Mark Rutland,
	linux-arm-msm,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, LKML

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

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2019-12-19 12:06 [PATCH] arm64: dts: qcom: sm8150: Add cpufreq HW device node Sibi Sankar
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