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

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Message-ID: <CAOMZO5BTqwnun6d7G1vcHUu_Rs+xfvgxTzamWnBPy76W7eeF_A@mail.gmail.com>
Date:   Mon, 20 May 2019 16:32:14 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Daniel Baluta <daniel.baluta@....com>
Cc:     "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 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>