From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Stuebner Subject: Re: [PATCH 2/2] ARM: dts: rockchip: enable pwm3 as pwm regulator for rk3066a-rayeager board Date: Thu, 14 Jan 2016 13:41:05 +0100 Message-ID: <2237362.fjXobafQhV@phil> References: <1452774780-16493-1-git-send-email-andy.yan@rock-chips.com> <1452774956-16621-1-git-send-email-andy.yan@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <1452774956-16621-1-git-send-email-andy.yan@rock-chips.com> Sender: linux-kernel-owner@vger.kernel.org To: Andy Yan Cc: naobsd@gmail.com, robh+dt@kernel.org, linux@arm.linux.org.uk, devicetree@vger.kernel.org, galak@codeaurora.org, linux-kernel@vger.kernel.org, ijc+devicetree@hellion.org.uk, linux-rockchip@lists.infradead.org, pawel.moll@arm.com, mark.rutland@arm.com, inux-arm-kernel@lists.infradead.org List-Id: linux-rockchip.vger.kernel.org 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 > --- > > 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