Re: [PATCH v4 8/8] arm64: dts: add clock support for all the cpus

[Liviu Dudau <Liviu.Dudau@arm.com>]

On Mon, Jun 08, 2015 at 11:40:02AM +0100, Sudeep Holla wrote:
> This patch adds the CPU clocks so that the CPU DVFS can be enabled.
> 
> Cc: Liviu Dudau <Liviu.Dudau@arm.com>
> Cc: Jon Medhurst (Tixy) <tixy@linaro.org>
> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
> ---
>  arch/arm64/boot/dts/arm/juno-r1.dts | 6 ++++++
>  arch/arm64/boot/dts/arm/juno.dts    | 6 ++++++
>  2 files changed, 12 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/arm/juno-r1.dts b/arch/arm64/boot/dts/arm/juno-r1.dts
> index 69130840c6cd..5eef4aa0c532 100644
> --- a/arch/arm64/boot/dts/arm/juno-r1.dts
> +++ b/arch/arm64/boot/dts/arm/juno-r1.dts
> @@ -66,6 +66,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A57_L2>;
> +			clocks = <&scpi_dvfs 0>;
>  		};
>  
>  		A57_1: cpu@1 {
> @@ -74,6 +75,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A57_L2>;
> +			clocks = <&scpi_dvfs 0>;
>  		};
>  
>  		A53_0: cpu@100 {
> @@ -82,6 +84,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A53_L2>;
> +			clocks = <&scpi_dvfs 1>;
>  		};
>  
>  		A53_1: cpu@101 {
> @@ -90,6 +93,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A53_L2>;
> +			clocks = <&scpi_dvfs 1>;
>  		};
>  
>  		A53_2: cpu@102 {
> @@ -98,6 +102,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A53_L2>;
> +			clocks = <&scpi_dvfs 1>;
>  		};
>  
>  		A53_3: cpu@103 {
> @@ -106,6 +111,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A53_L2>;
> +			clocks = <&scpi_dvfs 1>;
>  		};
>  
>  		A57_L2: l2-cache0 {
> diff --git a/arch/arm64/boot/dts/arm/juno.dts b/arch/arm64/boot/dts/arm/juno.dts
> index ce1128a54c8d..c02f880584e8 100644
> --- a/arch/arm64/boot/dts/arm/juno.dts
> +++ b/arch/arm64/boot/dts/arm/juno.dts
> @@ -66,6 +66,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A57_L2>;
> +			clocks = <&scpi_dvfs 0>;
>  		};
>  
>  		A57_1: cpu@1 {
> @@ -74,6 +75,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A57_L2>;
> +			clocks = <&scpi_dvfs 0>;
>  		};
>  
>  		A53_0: cpu@100 {
> @@ -82,6 +84,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A53_L2>;
> +			clocks = <&scpi_dvfs 1>;
>  		};
>  
>  		A53_1: cpu@101 {
> @@ -90,6 +93,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A53_L2>;
> +			clocks = <&scpi_dvfs 1>;
>  		};
>  
>  		A53_2: cpu@102 {
> @@ -98,6 +102,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A53_L2>;
> +			clocks = <&scpi_dvfs 1>;
>  		};
>  
>  		A53_3: cpu@103 {
> @@ -106,6 +111,7 @@
>  			device_type = "cpu";
>  			enable-method = "psci";
>  			next-level-cache = <&A53_L2>;
> +			clocks = <&scpi_dvfs 1>;
>  		};
>  
>  		A57_L2: l2-cache0 {
> -- 
> 1.9.1
> 

Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>

-- 
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