linux-kernel - Re: [PATCH v3 2/2] arm64: dts: imx8mm-evk: Enable audio codec wm8524

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Message-ID: <CAEnQRZD98TKduVLshGrBANRB6NT7Se6CXD0cgd5XRYa6grAo4Q@mail.gmail.com>
Date:   Tue, 28 May 2019 10:10:43 +0300
From:   Daniel Baluta <daniel.baluta@...il.com>
To:     Fabio Estevam <festevam@...il.com>
Cc:     Daniel Baluta <daniel.baluta@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        dl-linux-imx <linux-imx@....com>,
        Aisheng Dong <aisheng.dong@....com>,
        Anson Huang <anson.huang@....com>,
        "S.j. Wang" <shengjiu.wang@....com>, Peng Fan <peng.fan@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "m.felsch@...gutronix.de" <m.felsch@...gutronix.de>
Subject: Re: [PATCH v3 2/2] arm64: dts: imx8mm-evk: Enable audio codec wm8524

On Mon, May 20, 2019 at 10:33 PM Fabio Estevam <festevam@...il.com> wrote:
>
> On Thu, May 16, 2019 at 3:35 PM Fabio Estevam <festevam@...il.com> wrote:
> >
> > On Wed, May 15, 2019 at 11:42 AM Daniel Baluta <daniel.baluta@....com> wrote:
> >
> > > +               simple-audio-card,codec {
> > > +                       sound-dai = <&wm8524>;
> > > +                       clocks = <&clk IMX8MM_CLK_SAI3_ROOT>;
> >
> > IMX8MM_CLK_SAI3_ROOT is the internal clock that drives the SAI3
> > interface, not an external clock that feeds the codec.
> >
> > It seems you should remove this 'clocks' entry.
>
> Just checked the schematics and the SAI3_MCLK pin clocks the codec, so
> the representation is correct:
>
> Reviewed-by: Fabio Estevam <festevam@...il.com>

Shawn,

Can you have a look?