linux-kernel - Re: [PATCH v2 07/15] ARM: dts: imx6ul-isiot: Add Sound card with codec node

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Message-ID: <20170329032733.GW30608@dragon>
Date:   Wed, 29 Mar 2017 11:27:36 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Jagan Teki <jagan@...nedev.com>
Cc:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Matteo Lisi <matteo.lisi@...icam.com>,
        Michael Trimarchi <michael@...rulasolutions.com>,
        Jagan Teki <jagan@...rulasolutions.com>
Subject: Re: [PATCH v2 07/15] ARM: dts: imx6ul-isiot: Add Sound card with
 codec node

On Fri, Mar 24, 2017 at 09:48:42PM +0530, Jagan Teki wrote:
> From: Jagan Teki <jagan@...rulasolutions.com>
> 
> Add support for Sound card and related codec(via i2c1) nodes
> on Engicam Is.IoT MX6UL variant module boards.
> 
> Cc: Shawn Guo <shawnguo@...nel.org>
> Cc: Matteo Lisi <matteo.lisi@...icam.com>
> Cc: Michael Trimarchi <michael@...rulasolutions.com>
> Signed-off-by: Jagan Teki <jagan@...rulasolutions.com>

<snip>

> diff --git a/arch/arm/boot/dts/imx6ul-isiot.dtsi b/arch/arm/boot/dts/imx6ul-isiot.dtsi
> index ea30380..9648de9 100644
> --- a/arch/arm/boot/dts/imx6ul-isiot.dtsi
> +++ b/arch/arm/boot/dts/imx6ul-isiot.dtsi
> @@ -69,6 +69,35 @@
>  				    100>;
>  		default-brightness-level = <100>;
>  	};
> +
> +	reg_1p8v: regulator-1p8v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "1P8V";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		regulator-always-on;
> +		regulator-boot-on;
> +	};
> +
> +	reg_3p3v: regulator-3p3v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "3P3V";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-always-on;
> +		regulator-boot-on;
> +	};
> +
> +	sound {
> +		compatible = "fsl,imx-audio-sgtl5000";
> +		model = "imx6ul-isiot-sgtl5000";
> +		cpu-dai = <&sai2>;
> +		audio-codec = <&sgtl5000>;
> +		audio-routing =
> +			"MIC_IN", "Mic Jack",
> +			"Mic Jack", "Mic Bias",
> +			"Headphone Jack", "HP_OUT";
> +	};

Can you consider to use simple-audio-card bindings instead?

Shawn

>  };
>  
>  &i2c1 {
> -- 
> 1.9.1
>