linux-kernel - Re: [PATCH] arm64: dts: imx8mq-librem5-devkit: Use 0.9V for VDD

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Date:   Tue, 21 Apr 2020 16:45:59 +0200
From:   Guido Günther <agx@...xcpu.org>
To:     Shawn Guo <shawnguo@...nel.org>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        "Angus Ainslie (Purism)" <angus@...ea.ca>,
        Martin Kepplinger <martink@...teo.de>,
        Abel Vesa <abel.vesa@....com>,
        Anson Huang <Anson.Huang@....com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: imx8mq-librem5-devkit: Use 0.9V for VDD_GPU

Hi,
On Tue, Apr 21, 2020 at 11:03:07AM +0800, Shawn Guo wrote:
> On Mon, Apr 20, 2020 at 06:32:24PM +0200, Guido Günther wrote:
> > Hi,
> > On Mon, Apr 20, 2020 at 10:54:59PM +0800, Shawn Guo wrote:
> > > On Thu, Mar 19, 2020 at 05:46:02PM +0100, Guido Günther wrote:
> > > > According to the imx8mq data sheet running VDD_GPU at 0.9V is enough
> > > > when not overclocking to 1GHz (which we currently don't do).
> > > > 
> > > > Signed-off-by: Guido Günther <agx@...xcpu.org>
> > > 
> > > It doesn't apply to my branch.
> > 
> > This was against linux next when i sent it, can you link to the branch
> > it should apply to please?
> 
> Here it is:
> 
>  git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git for-next
> 
> Or even better:
> 
>  git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git imx/dt64

Thanks - and sorry for getting confused with all the kernel trees
around. v2 should apply to the above:

   https://lore.kernel.org/linux-arm-kernel/55399d6b297e329f125a71aea16e5f48c2857945.1587480093.git.agx@sigxcpu.org/T/#mfa29f121347a9d3d76bb14d58fc63fe39767db9c

Cheers,
 -- Guido

> 
> Shawn
>