linux-kernel - RE: [PATCH 1/7] clk: renesas: r8a77990: Add DAB clock

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Date:   Wed, 3 Mar 2021 10:22:34 +0000
From:   Fabrizio Castro <fabrizio.castro.jz@...esas.com>
To:     Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>
CC:     Rob Herring <robh+dt@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux API <linux-api@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Chris Paterson <Chris.Paterson2@...esas.com>,
        Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>,
        Phil Edworthy <phil.edworthy@...esas.com>,
        "REE dirk.behme@...bosch.com" <dirk.behme@...bosch.com>,
        Peter Erben <Peter.Erben@...bosch.com>
Subject: RE: [PATCH 1/7] clk: renesas: r8a77990: Add DAB clock

Hi Geert,

> From: Fabrizio Castro <fabrizio.castro.jz@...esas.com>
> Sent: 01 March 2021 14:47
> Subject: RE: [PATCH 1/7] clk: renesas: r8a77990: Add DAB clock
> 
> Hi Geert,
> 
> Thanks for your feedback!
> 
> > From: Geert Uytterhoeven <geert@...ux-m68k.org>
> > Sent: 26 February 2021 08:35
> > Subject: Re: [PATCH 1/7] clk: renesas: r8a77990: Add DAB clock
> >
> > Hi Fabrizio,
> >
> > On Thu, Feb 25, 2021 at 11:52 PM Fabrizio Castro
> > <fabrizio.castro.jz@...esas.com> wrote:
> > > This patch adds the DAB clock to the R8A77990 SoC.
> > >
> > > Signed-off-by: Fabrizio Castro <fabrizio.castro.jz@...esas.com>
> >
> > Thanks for your patch!
> >
> > > --- a/drivers/clk/renesas/r8a77990-cpg-mssr.c
> > > +++ b/drivers/clk/renesas/r8a77990-cpg-mssr.c
> > > @@ -232,6 +232,7 @@ static const struct mssr_mod_clk
> r8a77990_mod_clks[]
> > __initconst = {
> > >         DEF_MOD("ssi2",                 1013,   MOD_CLK_ID(1005)),
> > >         DEF_MOD("ssi1",                 1014,   MOD_CLK_ID(1005)),
> > >         DEF_MOD("ssi0",                 1015,   MOD_CLK_ID(1005)),
> > > +       DEF_MOD("dab",                  1016,   R8A77990_CLK_S3D1),
> >
> > Unfortunately this bit is not documented in the R-Car Gen3 Hardware
> > User's Manual, so I have to trust you on this.
> 
> Yeah, unfortunately there is no official document with this information
> as of yet.

I think this patch is worth taking.

Thanks,
Fab

> 
> Cheers,
> Fab
> 
> >
> > >         DEF_MOD("scu-all",              1017,   R8A77990_CLK_S3D4),
> > >         DEF_MOD("scu-dvc1",             1018,   MOD_CLK_ID(1017)),
> > >         DEF_MOD("scu-dvc0",             1019,   MOD_CLK_ID(1017)),
> >
> > Gr{oetje,eeting}s,
> >
> >                         Geert
> >
> > --
> > Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-
> > 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