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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Date:   Thu, 3 Feb 2022 16:04:41 +0530
From:   Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
To:     Vincent Knecht <vincent.knecht@...loo.org>, <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


On 1/5/2022 3:34 AM, Vincent Knecht wrote:
Thanks for Your time Vincent!!!
> 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-crd.dts b/arch/arm64/boot/dts/qcom/sc7280-crd.dts
>> index cd2755c..035cca9 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7280-crd.dts
>> +++ b/arch/arm64/boot/dts/qcom/sc7280-crd.dts
>> @@ -72,6 +72,10 @@ ap_ts_pen_1v8: &i2c13 {
>>          pins = "gpio51";
>>   };
>>   
>> +&wcd938x {
>> +       qcom,us-euro-gpios = <&tlmm 81 0>;
>> +};
>> +
> Maybe using a defined value is possible, rather than an obscure zero ?
> GPIO_ACTIVE_HIGH ?
Okay. Will change accordingly!!!
>
>
>