linux-kernel - Re: [PATCH v2 1/3] arm64: dts: qcom: sc7280: Add nodes for va tx and rx macros and external codecs

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Message-ID: <f15a477aa01e2e972f54d1c36fa24df9cce48506.camel@mailoo.org>
Date:   Tue, 04 Jan 2022 23:23:40 +0100
From:   Vincent Knecht <vincent.knecht@...loo.org>
To:     Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>,
        agross@...nel.org, bjorn.andersson@...aro.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, rohitkr@...eaurora.org,
        srinivas.kandagatla@...aro.org, dianders@...omium.org,
        swboyd@...omium.org, judyhsiao@...omium.org
Cc:     Venkata Prasad Potturu <quic_potturu@...cinc.com>
Subject: Re: [PATCH v2 1/3] arm64: dts: qcom: sc7280: Add nodes for va tx
 and rx macros and external codecs

Le lundi 03 janvier 2022 à 16:42 +0530, Srinivasa Rao Mandadapu a écrit :
> SC7280 has VA, TX and RX macros with SoundWire Controllers to attach with
> codecs like WCD938x, max98360a using soundwire masters and i2s bus.
> Add these nodes for sc7280 based platforms audio use case.
> Add tlmm gpio property in wcd938x node for switching CTIA/OMTP Headset.
> 
> Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
> Co-developed-by: Venkata Prasad Potturu <quic_potturu@...cinc.com>
> Signed-off-by: Venkata Prasad Potturu <quic_potturu@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/sc7280-crd.dts  |   4 ++
>  arch/arm64/boot/dts/qcom/sc7280-idp.dtsi |  52 ++++++++++++++
>  arch/arm64/boot/dts/qcom/sc7280.dtsi     | 113 +++++++++++++++++++++++++++++++
>  3 files changed, 169 insertions(+)

[...]


> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> index ddeb508..94614c9 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> @@ -636,3 +636,55 @@
>                 bias-pull-up;
>         };
>  };
> +
> +&swr0 {
> +       wcd_rx: wcd938x-rx{

Space before brace...

> +               compatible = "sdw20217010d00";
> +               reg = <0 4>;
> +               #sound-dai-cells = <1>;
> +               qcom,rx-port-mapping = <1 2 3 4 5>;
> +       };
> +};
> +
> +&swr1 {
> +       wcd_tx: wcd938x-tx{

Ditto...

> +               compatible = "sdw20217010d00";
> +               reg = <0 3>;
> +               #sound-dai-cells = <1>;
> +               qcom,tx-port-mapping = <1 2 3 4>;
> +       };
> +};
> +
> +&soc {
> +       max98360a: audio-codec-0 {
> +               compatible = "maxim,max98360a";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&amp_en>;
> +               sdmode-gpios = <&tlmm 63 GPIO_ACTIVE_HIGH>;
> +               #sound-dai-cells = <0>;
> +       };
> +
> +       wcd938x: codec {
> +               compatible = "qcom,wcd9380-codec";
> +               #sound-dai-cells = <1>;
> +
> +               reset-gpios = <&tlmm 83 0>;

GPIO_ACTIVE_HIGH ?