* [PATCH] arm64: dts: qcom: sdm845-oneplus-common: Configure MBHC thresholds
@ 2026-09-22 19:48 Cédric Bellegarde
2026-09-23 7:59 ` Konrad Dybcio
2026-09-23 12:17 ` David Heidelberg
0 siblings, 2 replies; 3+ messages in thread
From: Cédric Bellegarde @ 2026-09-22 19:48 UTC (permalink / raw)
To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley
Cc: linux-arm-msm, devicetree, linux-kernel, phone-devel,
Cédric Bellegarde
Configure the Multi-Button Headset Control (MBHC) thresholds for the
WCD9340 audio codec to match the vendor downstream calibration.
Signed-off-by: Cédric Bellegarde <cedric.bellegarde@adishatz.org>
---
arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
index 439779f308e3..8a99c3f55bf6 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
@@ -1099,6 +1099,10 @@ &wcd9340 {
vdd-tx-supply = <&vreg_s4a_1p8>;
vdd-rx-supply = <&vreg_s4a_1p8>;
vdd-io-supply = <&vreg_s4a_1p8>;
+ qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000
+ 500000 500000 500000 500000>;
+ qcom,mbhc-headset-vthreshold-microvolt = <1700000>;
+ qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
};
&wifi {
---
base-commit: fe2ec83746e501645709761605c2464a44fd2929
change-id: 20260922-mbhc-342148b3fd5b
Best regards,
--
Cédric Bellegarde <cedric.bellegarde@adishatz.org>
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] arm64: dts: qcom: sdm845-oneplus-common: Configure MBHC thresholds
2026-09-22 19:48 [PATCH] arm64: dts: qcom: sdm845-oneplus-common: Configure MBHC thresholds Cédric Bellegarde
@ 2026-09-23 7:59 ` Konrad Dybcio
2026-09-23 12:17 ` David Heidelberg
1 sibling, 0 replies; 3+ messages in thread
From: Konrad Dybcio @ 2026-09-23 7:59 UTC (permalink / raw)
To: Cédric Bellegarde, Bjorn Andersson, Konrad Dybcio,
Rob Herring, Krzysztof Kozlowski, Conor Dooley
Cc: linux-arm-msm, devicetree, linux-kernel, phone-devel
On 9/22/26 9:48 PM, Cédric Bellegarde wrote:
> Configure the Multi-Button Headset Control (MBHC) thresholds for the
> WCD9340 audio codec to match the vendor downstream calibration.
>
> Signed-off-by: Cédric Bellegarde <cedric.bellegarde@adishatz.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] arm64: dts: qcom: sdm845-oneplus-common: Configure MBHC thresholds
2026-09-22 19:48 [PATCH] arm64: dts: qcom: sdm845-oneplus-common: Configure MBHC thresholds Cédric Bellegarde
2026-09-23 7:59 ` Konrad Dybcio
@ 2026-09-23 12:17 ` David Heidelberg
1 sibling, 0 replies; 3+ messages in thread
From: David Heidelberg @ 2026-09-23 12:17 UTC (permalink / raw)
To: Cédric Bellegarde, Bjorn Andersson, Konrad Dybcio,
Rob Herring, Krzysztof Kozlowski, Conor Dooley
Cc: linux-arm-msm, devicetree, linux-kernel, phone-devel
On 22/09/2026 21:48, Cédric Bellegarde wrote:
> Configure the Multi-Button Headset Control (MBHC) thresholds for the
> WCD9340 audio codec to match the vendor downstream calibration.
>
> Signed-off-by: Cédric Bellegarde <cedric.bellegarde@adishatz.org>
> ---
> arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
> index 439779f308e3..8a99c3f55bf6 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
Hello Cédric,
only enchilada has the 3.5 jack, I assume no use for fajita
... but it doesn't matter much here as it just changes existing default.
Reviewed-by: David Heidelberg <david@ixit.cz>
David
> @@ -1099,6 +1099,10 @@ &wcd9340 {
> vdd-tx-supply = <&vreg_s4a_1p8>;
> vdd-rx-supply = <&vreg_s4a_1p8>;
> vdd-io-supply = <&vreg_s4a_1p8>;
> + qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000
> + 500000 500000 500000 500000>;
> + qcom,mbhc-headset-vthreshold-microvolt = <1700000>;
> + qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
> };
>
> &wifi {
>
> ---
> base-commit: fe2ec83746e501645709761605c2464a44fd2929
> change-id: 20260922-mbhc-342148b3fd5b
>
> Best regards,
^ permalink raw reply [flat|nested] 3+ messages in thread
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2026-09-22 19:48 [PATCH] arm64: dts: qcom: sdm845-oneplus-common: Configure MBHC thresholds Cédric Bellegarde
2026-09-23 7:59 ` Konrad Dybcio
2026-09-23 12:17 ` David Heidelberg
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