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

From	Heiko Stuebner <heiko@sntech.de>
Newsgroups	linux.kernel
Subject	Re: [PATCH 2/2] ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a-rayeager board
Date	2016-01-14 13:50 +0100
Message-ID	<qQPvI-75K-11@gated-at.bofh.it> (permalink)
References	<qQPm2-71u-9@gated-at.bofh.it> <qQPm3-71u-31@gated-at.bofh.it>
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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

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[PATCH 0/2] fix rk3066a-rayeager board hang when cpufreq changes Andy Yan <andy.yan@rock-chips.com> - 2016-01-14 13:40 +0100
  [PATCH 2/2] ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a-rayeager board Andy Yan <andy.yan@rock-chips.com> - 2016-01-14 13:40 +0100
    Re: [PATCH 2/2] ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a-rayeager board Heiko Stuebner <heiko@sntech.de> - 2016-01-14 13:50 +0100

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