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From:   Geert Uytterhoeven <geert@linux-m68k.org>
Date:   Thu, 16 Jul 2020 17:38:44 +0200
Message-ID: <CAMuHMdWH2y6p3J4S3qeZNFN6v=_Rnz_zg0etG7DzcQ+NhS9RHA@mail.gmail.com>
Subject: Re: [PATCH 01/20] arm64: dts: renesas: r8a774e1: Add operating points
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Cc:     Wolfram Sang <wsa+renesas@sang-engineering.com>,
        Rob Herring <robh+dt@kernel.org>,
        Wolfgang Grandegger <wg@grandegger.com>,
        Marc Kleine-Budde <mkl@pengutronix.de>,
        "David S. Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Mark Brown <broonie@kernel.org>,
        Niklas <niklas.soderlund@ragnatech.se>,
        Zhang Rui <rui.zhang@intel.com>,
        Wim Van Sebroeck <wim@linux-watchdog.org>,
        Guenter Roeck <linux@roeck-us.net>,
        Magnus Damm <magnus.damm@gmail.com>,
        Daniel Lezcano <daniel.lezcano@linaro.org>,
        Amit Kucheria <amit.kucheria@verdurent.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>,
        Linux I2C <linux-i2c@vger.kernel.org>,
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        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@vger.kernel.org>, linux-can@vger.kernel.org,
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Hi Prabhakar,

On Wed, Jul 15, 2020 at 1:09 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:
> From: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
>
> The RZ/G2H (r8a774e1) comes with two clusters of processors, similarly to
> the r8a774a1. The first cluster is made of A57s, the second cluster is made
> of A53s.
>
> The operating points for the cluster with the A57s are:
>
> Frequency | Voltage
> ----------|---------
> 500 MHz   | 0.82V
> 1.0 GHz   | 0.82V
> 1.5 GHz   | 0.82V
>
> The operating points for the cluster with the A53s are:
>
> Frequency | Voltage
> ----------|---------
> 800 MHz   | 0.82V
> 1.0 GHz   | 0.82V
> 1.2 GHz   | 0.82V

I trust you on the actual values...

>
> This patch adds the definitions for the operating points to the SoC
> specific DT.
>
> Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v5.9.

Gr{oetje,eeting}s,

                        Geert


--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds