[PATCH] ARM: sunxi: Add CPU regulator for cpufreq

[PATCH] ARM: sunxi: Add CPU regulator for cpufreq

[Maxime Ripard]

The current DT doesn't have a phandle to the CPU regulator in the CPU node,
which disables the CPU voltage scaling entirely.

Add that phandle.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 arch/arm/boot/dts/sun5i-r8-chip.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/sun5i-r8-chip.dts b/arch/arm/boot/dts/sun5i-r8-chip.dts
index 530ab28e9ca2..f6898c6b84d4 100644
--- a/arch/arm/boot/dts/sun5i-r8-chip.dts
+++ b/arch/arm/boot/dts/sun5i-r8-chip.dts
@@ -70,6 +70,10 @@
 	status = "okay";
 };
 
+&cpu0 {
+	cpu-supply = <&reg_dcdc2>;
+};
+
 &ehci0 {
 	status = "okay";
 };
-- 
2.6.4

[PATCH] ARM: sunxi: Add CPU regulator for cpufreq

[Chen-Yu Tsai]

On Tue, Jan 12, 2016 at 9:59 PM, Maxime Ripard
<maxime.ripard@free-electrons.com> wrote:
> The current DT doesn't have a phandle to the CPU regulator in the CPU node,
> which disables the CPU voltage scaling entirely.

Commit message doesn't say which chip (family).

ChenYu

> Add that phandle.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
> ---
>  arch/arm/boot/dts/sun5i-r8-chip.dts | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sun5i-r8-chip.dts b/arch/arm/boot/dts/sun5i-r8-chip.dts
> index 530ab28e9ca2..f6898c6b84d4 100644
> --- a/arch/arm/boot/dts/sun5i-r8-chip.dts
> +++ b/arch/arm/boot/dts/sun5i-r8-chip.dts
> @@ -70,6 +70,10 @@
>         status = "okay";
>  };
>
> +&cpu0 {
> +       cpu-supply = <&reg_dcdc2>;
> +};
> +
>  &ehci0 {
>         status = "okay";
>  };
> --
> 2.6.4
>

[PATCH] ARM: sunxi: Add CPU regulator for cpufreq

[Maxime Ripard]

Hi,

On Tue, Jan 12, 2016 at 10:17:31PM +0800, Chen-Yu Tsai wrote:
> On Tue, Jan 12, 2016 at 9:59 PM, Maxime Ripard
> <maxime.ripard@free-electrons.com> wrote:
> > The current DT doesn't have a phandle to the CPU regulator in the CPU node,
> > which disables the CPU voltage scaling entirely.
> 
> Commit message doesn't say which chip (family).

Even worse, which board :)

I've fixed it and applied it.

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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