linux-kernel - Re: [PATCH 4/8] clk: renesas: cpg-mssr: Add support for reset control

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Message-ID: <CAMuHMdUu=FwygW168GLVp2JtKbbB_R2wQLzq_3_TxLiu5ww6kA@mail.gmail.com>
Date:   Mon, 23 Jan 2017 11:14:11 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Niklas Söderlund <niklas.soderlund@...natech.se>
Cc:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Simon Horman <horms@...ge.net.au>,
        Magnus Damm <magnus.damm@...il.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-clk <linux-clk@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 4/8] clk: renesas: cpg-mssr: Add support for reset control

Hi Niklas,

On Fri, Jan 20, 2017 at 11:03 PM, Niklas Söderlund
<niklas.soderlund@...natech.se> wrote:
> Nice patch! It took me a while to understand why you didn't need to read
> the register before writing to it in cpg_mssr_deassert() :-)

Yeah, deassertion and assertion are asymmetrical.

Note that on older (not yet supported) SH/R-Mobile parts, there are no
reset clear registers, and deassertion is symmetrical.

> Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@...natech.se>

Thanks!

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