Re: [PATCH 2/2] ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a-rayeager board

Heiko Stuebner
2016-01-14T12:41:05Z

Hi Andy,

Am Donnerstag, 14. Januar 2016, 20:35:56 schrieb Andy Yan:
> Rayeager board use pwm3 modulate the vdd_logic voltage, so enable it.
>
> Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
> ---
>
> arch/arm/boot/dts/rk3066a-rayeager.dts | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/arch/arm/boot/dts/rk3066a-rayeager.dts
> b/arch/arm/boot/dts/rk3066a-rayeager.dts index 3d4c104..d17a5b8 100644
> --- a/arch/arm/boot/dts/rk3066a-rayeager.dts
> +++ b/arch/arm/boot/dts/rk3066a-rayeager.dts
> @@ -78,6 +78,18 @@
> };
> };
>
> + pwm_regulator: pwm-regulator {
> + compatible = "pwm-regulator";
> + pwms = <&pwm3 0 1000>;
> + regulator-name = "vdd_logic";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;

I guess this is to make sure it stays at 1.2V at all times, or is the min-
microvolt settings supposed to be lower?

Thanks
Heiko