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