From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Stuebner Subject: Re: [PATCH v2 2/6] ARM: dts: rockchip: add cpu-supply property for cpu node of rk3229-evb Date: Thu, 13 Jul 2017 01:56:45 +0200 Message-ID: <1800759.4Nsb10uDMe@phil> References: <1499243421-21460-1-git-send-email-frank.wang@rock-chips.com> <1499243421-21460-3-git-send-email-frank.wang@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <1499243421-21460-3-git-send-email-frank.wang-TNX95d0MmH7DzftRWevZcw@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Frank Wang Cc: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, huangtao-TNX95d0MmH7DzftRWevZcw@public.gmane.org, kever.yang-TNX95d0MmH7DzftRWevZcw@public.gmane.org, david.wu-TNX95d0MmH7DzftRWevZcw@public.gmane.org, finley.xiao-TNX95d0MmH7DzftRWevZcw@public.gmane.org, zhangqing-TNX95d0MmH7DzftRWevZcw@public.gmane.org, wmc-TNX95d0MmH7DzftRWevZcw@public.gmane.org List-Id: devicetree@vger.kernel.org Am Mittwoch, 5. Juli 2017, 16:30:17 CEST schrieb Frank Wang: > From: Finley Xiao > > This patch adds the cpu-supply property so that cpu can do dvfs > on rk3229-evb board. > > Signed-off-by: Finley Xiao > --- > arch/arm/boot/dts/rk3229-evb.dts | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm/boot/dts/rk3229-evb.dts b/arch/arm/boot/dts/rk3229-evb.dts > index 394be63..17385d8 100644 > --- a/arch/arm/boot/dts/rk3229-evb.dts > +++ b/arch/arm/boot/dts/rk3229-evb.dts > @@ -141,6 +141,10 @@ > }; > }; > > +&cpu0 { > + cpu-supply = <&vdd_arm>; > +}; > + applied for 4.14 after adding the same for cpu1-cpu3 . The supply is a property of the cpu-core, so each should have the reference even though the Linux cpufreq driver taking the regulator from cpu0. Heiko -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html