linux-kernel - Re: [PATCH] arm64: dts: imx8mp-msc-sm2s: Add sound card

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Date:   Fri, 24 Feb 2023 13:56:32 +0100
From:   Marco Felsch <m.felsch@...gutronix.de>
To:     Marek Vasut <marex@...x.de>
Cc:     Luca Ceresoli <luca.ceresoli@...tlin.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Martyn Welch <martyn.welch@...labora.com>,
        devicetree@...r.kernel.org, Abel Vesa <abel.vesa@....com>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        linux-kernel@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Lucas Stach <l.stach@...gutronix.de>,
        linux-arm-kernel@...ts.infradead.org, Jacky Bai <ping.bai@....com>
Subject: Re: [PATCH] arm64: dts: imx8mp-msc-sm2s: Add sound card

On 23-02-23, Marek Vasut wrote:
> On 2/22/23 20:02, Marco Felsch wrote:
> 
> Hi,
> 
> [...]
> 
> > diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> > index 8547391d9cbbf..3b38ec7bb47be 100644
> > --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> > +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> > @@ -47,7 +47,6 @@ reg_audio_pwr: regulator-audio-pwr {
> >   		regulator-max-microvolt = <3300000>;
> >   		gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
> >   		enable-active-high;
> > -		regulator-always-on;
> >   	};
> >   	reg_can1_stby: regulator-can1-stby {
> > @@ -94,21 +93,34 @@ reg_usdhc2_vmmc: regulator-usdhc2 {
> >   		enable-active-high;
> >   	};
> > -	sound-wm8960 {
> > -		compatible = "fsl,imx-audio-wm8960";
> > -		model = "wm8960-audio";
> > -		audio-cpu = <&sai3>;
> > -		audio-codec = <&codec>;
> > -		audio-routing =
> > +	sound-wm8524 {
> 
> Why WM8524 ? The MX8MP EVK I have here is populated with WM8960 chip and
> with single headphone jack, are you sure the below is correct ?

Argh.. the name was copied from 8MM evk dts but the below setup is
working, at least the audio-outpath. Didn't tested the mic path.

Regards,
  Marco