diff mbox

[v5,2/3] ARM: dts: Add CPU OPP and regulator supply property for Exynos3250

Message ID 1435756877-26736-3-git-send-email-cw00.choi@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Chanwoo Choi July 1, 2015, 1:21 p.m. UTC 
This patch add CPU operating points which include CPU frequency and regulator
voltage to use generic cpufreq drivers.

Cc: Kukjin Kim <kgene@kernel.org>
Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
---
 arch/arm/boot/dts/exynos3250-monk.dts   |  4 ++++
 arch/arm/boot/dts/exynos3250-rinato.dts |  4 ++++
 arch/arm/boot/dts/exynos3250.dtsi       | 15 +++++++++++++++
 3 files changed, 23 insertions(+)

Comments

Krzysztof Kozlowski July 2, 2015, 12:01 a.m. UTC | #1 
On 01.07.2015 22:21, Chanwoo Choi wrote:
> This patch add CPU operating points which include CPU frequency and regulator
> voltage to use generic cpufreq drivers.
> 
> Cc: Kukjin Kim <kgene@kernel.org>
> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
> Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
> ---
>  arch/arm/boot/dts/exynos3250-monk.dts   |  4 ++++
>  arch/arm/boot/dts/exynos3250-rinato.dts |  4 ++++
>  arch/arm/boot/dts/exynos3250.dtsi       | 15 +++++++++++++++
>  3 files changed, 23 insertions(+)

The patch looks good. Could you put the 'cpu' nodes in alphabetical
order? The order for Rinato board is already broken but still putting it
after 'adc' node would be better.

With the change above:
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

Best regards,
Krzysztof

> 
> diff --git a/arch/arm/boot/dts/exynos3250-monk.dts b/arch/arm/boot/dts/exynos3250-monk.dts
> index a5863acc5fff..fc6604d68864 100644
> --- a/arch/arm/boot/dts/exynos3250-monk.dts
> +++ b/arch/arm/boot/dts/exynos3250-monk.dts
> @@ -118,6 +118,10 @@
>  	};
>  };
>  
> +&cpu0 {
> +	cpu0-supply = <&buck2_reg>;
> +};
> +
>  &adc {
>  	vdd-supply = <&ldo3_reg>;
>  	status = "okay";
> diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts
> index 031853b75528..c8a083b376c9 100644
> --- a/arch/arm/boot/dts/exynos3250-rinato.dts
> +++ b/arch/arm/boot/dts/exynos3250-rinato.dts
> @@ -109,6 +109,10 @@
>  	};
>  };
>  
> +&cpu0 {
> +	cpu0-supply = <&buck2_reg>;
> +};
> +
>  &adc {
>  	vdd-supply = <&ldo3_reg>;
>  	status = "okay";
> diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
> index d7201333e3bc..e0f3b2ed41a3 100644
> --- a/arch/arm/boot/dts/exynos3250.dtsi
> +++ b/arch/arm/boot/dts/exynos3250.dtsi
> @@ -53,6 +53,21 @@
>  			compatible = "arm,cortex-a7";
>  			reg = <0>;
>  			clock-frequency = <1000000000>;
> +			clocks = <&cmu CLK_ARM_CLK>;
> +			clock-names = "cpu";
> +
> +			operating-points = <
> +				1000000 1150000
> +				900000  1112500
> +				800000  1075000
> +				700000  1037500
> +				600000  1000000
> +				500000  962500
> +				400000  925000
> +				300000  887500
> +				200000  850000
> +				100000  850000
> +			>;
>  		};
>  
>  		cpu1: cpu@1 {
> 

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Chanwoo Choi July 2, 2015, 12:29 a.m. UTC | #2 
On 07/02/2015 09:01 AM, Krzysztof Kozlowski wrote:
> On 01.07.2015 22:21, Chanwoo Choi wrote:
>> This patch add CPU operating points which include CPU frequency and regulator
>> voltage to use generic cpufreq drivers.
>>
>> Cc: Kukjin Kim <kgene@kernel.org>
>> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
>> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
>> Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
>> ---
>>  arch/arm/boot/dts/exynos3250-monk.dts   |  4 ++++
>>  arch/arm/boot/dts/exynos3250-rinato.dts |  4 ++++
>>  arch/arm/boot/dts/exynos3250.dtsi       | 15 +++++++++++++++
>>  3 files changed, 23 insertions(+)
> 
> The patch looks good. Could you put the 'cpu' nodes in alphabetical
> order? The order for Rinato board is already broken but still putting it
> after 'adc' node would be better.
> 
> With the change above:
> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

OK. I'll resend it.

Thanks,
Chanwoo Choi

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diff mbox

Patch

diff --git a/arch/arm/boot/dts/exynos3250-monk.dts b/arch/arm/boot/dts/exynos3250-monk.dts
index a5863acc5fff..fc6604d68864 100644
--- a/arch/arm/boot/dts/exynos3250-monk.dts
+++ b/arch/arm/boot/dts/exynos3250-monk.dts
@@ -118,6 +118,10 @@ 
 	};
 };
 
+&cpu0 {
+	cpu0-supply = <&buck2_reg>;
+};
+
 &adc {
 	vdd-supply = <&ldo3_reg>;
 	status = "okay";
diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts
index 031853b75528..c8a083b376c9 100644
--- a/arch/arm/boot/dts/exynos3250-rinato.dts
+++ b/arch/arm/boot/dts/exynos3250-rinato.dts
@@ -109,6 +109,10 @@ 
 	};
 };
 
+&cpu0 {
+	cpu0-supply = <&buck2_reg>;
+};
+
 &adc {
 	vdd-supply = <&ldo3_reg>;
 	status = "okay";
diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
index d7201333e3bc..e0f3b2ed41a3 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -53,6 +53,21 @@ 
 			compatible = "arm,cortex-a7";
 			reg = <0>;
 			clock-frequency = <1000000000>;
+			clocks = <&cmu CLK_ARM_CLK>;
+			clock-names = "cpu";
+
+			operating-points = <
+				1000000 1150000
+				900000  1112500
+				800000  1075000
+				700000  1037500
+				600000  1000000
+				500000  962500
+				400000  925000
+				300000  887500
+				200000  850000
+				100000  850000
+			>;
 		};
 
 		cpu1: cpu@1 {