linux-kernel - Re: [PATCH] arm64: dts: qcom: sm8450-hdk: add other analogue microphones

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <e25fb716-38f3-7f4b-d525-e20455cdae85@linaro.org>
Date:   Tue, 18 Jul 2023 11:47:27 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sm8450-hdk: add other analogue
 microphones

On 18/07/2023 11:40, Srinivas Kandagatla wrote:
>> diff --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
>> index bd5e8181f2aa..9bd1ef401ca3 100644
>> --- a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
>> +++ b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
>> @@ -915,14 +915,23 @@ &sound {
>>   			"SpkrRight IN", "WSA_SPK2 OUT",
>>   			"IN1_HPHL", "HPHL_OUT",
>>   			"IN2_HPHR", "HPHR_OUT",
>> +			"AMIC1", "MIC BIAS1",
>>   			"AMIC2", "MIC BIAS2",
>> -			"VA DMIC0", "MIC BIAS1",
>> -			"VA DMIC1", "MIC BIAS1",
>> -			"VA DMIC2", "MIC BIAS3",
>> -			"TX DMIC0", "MIC BIAS1",
>> -			"TX DMIC1", "MIC BIAS2",
>> -			"TX DMIC2", "MIC BIAS3",
>> -			"TX SWR_ADC1", "ADC2_OUTPUT";
>> +			"AMIC3", "MIC BIAS3",
>> +			"AMIC4", "MIC BIAS3",
>> +			"AMIC5", "MIC BIAS4",
> These should reflect the board-level wiring of MIC BIAS, are you sure 
> that this is how the hdk is wired up?

If I read the schematics correctly, then yes. You can double check, if I
understood this right: page 40 of HDK schematics

Best regards,
Krzysztof