Linux-ARM-Kernel Archive on lore.kernel.org
 help / color / Atom feed
From: Doug Anderson <dianders@chromium.org>
To: Heiko Stuebner <heiko@sntech.de>
Cc: Mark Rutland <mark.rutland@arm.com>,
	devicetree@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	"open list:ARM/Rockchip SoC..."
	<linux-rockchip@lists.infradead.org>,
	Matthias Kaehlcke <mka@chromium.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2 1/3] ARM: dts: rockchip: disable GPU 500 MHz OPP for veyron
Date: Wed, 22 May 2019 11:13:45 -0700
Message-ID: <CAD=FV=Ww5pYOdknESUC4S06FvPzZ03Z-tW098r2N+9tbHNx7Vw@mail.gmail.com> (raw)
In-Reply-To: <3108277.JP5bvJISVS@phil>

Hi,

On Wed, May 22, 2019 at 2:14 AM Heiko Stuebner <heiko@sntech.de> wrote:
>
> Am Dienstag, 21. Mai 2019, 00:00:49 CEST schrieb Matthias Kaehlcke:
> > The NPLL is the only safe way to generate 500 MHz for the GPU. The
> > downstream Chrome OS 3.14 kernel ('official' kernel for veyron
> > devices) re-purposes NPLL to HDMI and hence disables the OPP for
> > the GPU (see https://crrev.com/c/1574579). Disable it here as well
> > to keep in sync and avoid problems in case someone decides to
> > re-purpose NPLL.
> >
> > Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
>
> I was actually expecting to just drop the 500MHz opp from all
> of rk3288 ;-) .
>
> To not have to respin, I just modified your patch accordingly,
> see [0] and please holler if you disagree :-D .

Seems fine to me, thanks!

-Doug

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

      reply index

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-20 22:00 Matthias Kaehlcke
2019-05-20 22:00 ` [PATCH v2 2/3] ARM: dts: rockchip: Use the GPU to cool CPU thermal zone of veyron mickey Matthias Kaehlcke
2019-05-20 23:26   ` Doug Anderson
2019-05-22  9:14   ` Heiko Stuebner
2019-05-20 22:00 ` [PATCH v2 3/3] ARM: dts: rockchip: Configure the GPU thermal zone for mickey Matthias Kaehlcke
2019-05-20 23:29   ` Doug Anderson
2019-05-20 23:24 ` [PATCH v2 1/3] ARM: dts: rockchip: disable GPU 500 MHz OPP for veyron Doug Anderson
2019-05-22  9:14 ` Heiko Stuebner
2019-05-22 18:13   ` Doug Anderson [this message]

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CAD=FV=Ww5pYOdknESUC4S06FvPzZ03Z-tW098r2N+9tbHNx7Vw@mail.gmail.com' \
    --to=dianders@chromium.org \
    --cc=devicetree@vger.kernel.org \
    --cc=heiko@sntech.de \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rockchip@lists.infradead.org \
    --cc=mark.rutland@arm.com \
    --cc=mka@chromium.org \
    --cc=robh+dt@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-ARM-Kernel Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-arm-kernel/0 linux-arm-kernel/git/0.git
	git clone --mirror https://lore.kernel.org/linux-arm-kernel/1 linux-arm-kernel/git/1.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-arm-kernel linux-arm-kernel/ https://lore.kernel.org/linux-arm-kernel \
		linux-arm-kernel@lists.infradead.org infradead-linux-arm-kernel@archiver.kernel.org
	public-inbox-index linux-arm-kernel


Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.infradead.lists.linux-arm-kernel


AGPL code for this site: git clone https://public-inbox.org/ public-inbox