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a=openpgp; fpr=E663000EAC1DECCD6AD2890DB3BBF8A113A05168 GPIO jack detection requires an IIO channel and the detection threshold to work. Explicitly declare the requirement in DT schema. Fixes: 0a590ecc672a ("ASoC: dt-bindings: samsung,midas-audio: Add GPIO-based headset jack detection") Signed-off-by: Artur Weber Reviewed-by: Rob Herring (Arm) --- Changes in v2: - Use anyOf instead of oneOf in headset-detect-gpios/headset-key-gpios if: statement --- .../bindings/sound/samsung,midas-audio.yaml | 29 +++++++++++++++++++--- 1 file changed, 26 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml index 69ddfd4afdcd..5483421a6fd3 100644 --- a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml +++ b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml @@ -9,9 +9,6 @@ title: Samsung Midas audio complex with WM1811 codec maintainers: - Sylwester Nawrocki -allOf: - - $ref: sound-card-common.yaml# - properties: compatible: const: samsung,midas-audio @@ -102,6 +99,32 @@ required: - mic-bias-supply - submic-bias-supply +allOf: + - $ref: sound-card-common.yaml# + + - if: + anyOf: + - required: [ headset-detect-gpios ] + - required: [ headset-key-gpios ] + then: + required: + - io-channels + - io-channel-names + + - if: + required: + - headset-detect-gpios + then: + required: + - samsung,headset-4pole-threshold-microvolt + + - if: + required: + - headset-key-gpios + then: + required: + - samsung,headset-button-threshold-microvolt + unevaluatedProperties: false examples: From patchwork Fri Aug 16 07:50:59 2024 Content-Type: text/plain; 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a=openpgp; fpr=E663000EAC1DECCD6AD2890DB3BBF8A113A05168 Unlike the Midas, the Galaxy Tab 3 8.0 does not have a main/sub mic bias regulator, but it does have a separate headset mic bias regulator. Add a new compatible for the Tab 3's audio and declare required regulators separately based on the provided compatible. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Artur Weber --- .../bindings/sound/samsung,midas-audio.yaml | 30 +++++++++++++++++++--- 1 file changed, 27 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml index 5483421a6fd3..cb6105a6b216 100644 --- a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml +++ b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml @@ -11,7 +11,11 @@ maintainers: properties: compatible: - const: samsung,midas-audio + oneOf: + - const: samsung,midas-audio + - items: + - const: samsung,tab3-audio + - const: samsung,midas-audio cpu: type: object @@ -96,8 +100,6 @@ required: - cpu - codec - audio-routing - - mic-bias-supply - - submic-bias-supply allOf: - $ref: sound-card-common.yaml# @@ -125,6 +127,28 @@ allOf: required: - samsung,headset-button-threshold-microvolt + - if: + properties: + compatible: + const: samsung,midas-audio + + then: + required: + - mic-bias-supply + - submic-bias-supply + + - if: + properties: + compatible: + contains: + const: samsung,tab3-audio + + then: + required: + - headset-mic-bias-supply + - headset-detect-gpios + - headset-key-gpios + unevaluatedProperties: false examples: From patchwork Fri Aug 16 07:51:00 2024 Content-Type: text/plain; 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a=openpgp; fpr=E663000EAC1DECCD6AD2890DB3BBF8A113A05168 Set up headset mic bias regulator and add the necessary properties to the samsung,midas-audio node to allow for headset jack detection. Signed-off-by: Artur Weber --- Changes in v2: - Move headset-mic-bias-supply property next to other headset properties --- arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi index 9bc05961577d..bbafd4ece5f7 100644 --- a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi +++ b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi @@ -300,12 +300,31 @@ submic_bias_reg: voltage-regulator-5 { regulator-max-microvolt = <2800000>; }; + earmic_bias_reg: voltage-regulator-6 { + compatible = "regulator-fixed"; + regulator-name = "EAR_MICBIAS_LDO_2.8V"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpm0 0 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + sound: sound { compatible = "samsung,midas-audio"; model = "TAB3"; mic-bias-supply = <&mic_bias_reg>; submic-bias-supply = <&submic_bias_reg>; + lineout-sel-gpios = <&gpj1 2 GPIO_ACTIVE_HIGH>; + + headset-mic-bias-supply = <&earmic_bias_reg>; + headset-detect-gpios = <&gpx0 4 GPIO_ACTIVE_LOW>; + headset-key-gpios = <&gpx3 6 GPIO_ACTIVE_LOW>; + samsung,headset-4pole-threshold-microvolt = <710 2000>; + samsung,headset-button-threshold-microvolt = <0 130 260>; + io-channel-names = "headset-detect"; + io-channels = <&adc 0>; + audio-routing = "HP", "HPOUT1L", "HP", "HPOUT1R", @@ -351,6 +370,11 @@ wlan_pwrseq: sdhci3-pwrseq { }; }; +&adc { + vdd-supply = <&ldo3_reg>; + status = "okay"; +}; + &bus_acp { devfreq = <&bus_dmc>; status = "okay"; From patchwork Fri Aug 16 07:51:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Artur Weber X-Patchwork-Id: 820891 Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C6E6313A26B; Fri, 16 Aug 2024 07:51:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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a=openpgp; fpr=E663000EAC1DECCD6AD2890DB3BBF8A113A05168 In the schematics, the MCLK2 pin is shown as connected to CODEC_CLK32K, which is derived from the same 32KHZ_PMIC clock as Bluetooth/WiFi and GPS clocks. 32KHZ_PMIC is connected to the BTCLK pin, represented in mainline as S2MPS11_CLK_BT. Add the MCLK2 clock to the WM1811 codec clock property to properly describe the hardware. Signed-off-by: Artur Weber --- arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi index bbafd4ece5f7..5106bb752b7d 100644 --- a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi +++ b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi @@ -535,8 +535,9 @@ &i2c_4 { wm1811: audio-codec@1a { compatible = "wlf,wm1811"; reg = <0x1a>; - clocks = <&pmu_system_controller 0>; - clock-names = "MCLK1"; + clocks = <&pmu_system_controller 0>, + <&s5m8767_osc S2MPS11_CLK_BT>; + clock-names = "MCLK1", "MCLK2"; interrupt-controller; #interrupt-cells = <2>; interrupt-parent = <&gpx3>; From patchwork Fri Aug 16 07:51:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Artur Weber X-Patchwork-Id: 819997 Received: from mail-wm1-f41.google.com (mail-wm1-f41.google.com [209.85.128.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6B039139566; 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a=openpgp; fpr=E663000EAC1DECCD6AD2890DB3BBF8A113A05168 This was initially copied from the Midas DTSI, but there is no proof that the same interrupt is also used on the Tab 3. The pin listed as the interrupt here is GPIO_HDMI_CEC on the Midas, but for the Tab 3 it is the headset button GPIO - GPIO_EAR_SEND_END. Drop the interrupt, since there is no proof that it is used. Signed-off-by: Artur Weber --- arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi index 5106bb752b7d..70e3091062f9 100644 --- a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi +++ b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi @@ -540,8 +540,6 @@ wm1811: audio-codec@1a { clock-names = "MCLK1", "MCLK2"; interrupt-controller; #interrupt-cells = <2>; - interrupt-parent = <&gpx3>; - interrupts = <6 IRQ_TYPE_LEVEL_HIGH>; gpio-controller; #gpio-cells = <2>; From patchwork Fri Aug 16 07:51:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Artur Weber X-Patchwork-Id: 820890 Received: from mail-wr1-f53.google.com (mail-wr1-f53.google.com [209.85.221.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E59DE13CAA5; 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a=openpgp; fpr=E663000EAC1DECCD6AD2890DB3BBF8A113A05168 Add the samsung,tab3-audio compatible that makes mic bias regulators non-required, and drop the dummy main/sub mic bias regulators that don't exist in hardware. Signed-off-by: Artur Weber --- Changes in v2: - Rename earmic bias reg node to voltage-regulator-4 --- arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi | 20 ++------------------ 1 file changed, 2 insertions(+), 18 deletions(-) diff --git a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi index 70e3091062f9..553ddc3d42da 100644 --- a/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi +++ b/arch/arm/boot/dts/samsung/exynos4212-tab3.dtsi @@ -286,21 +286,7 @@ display_3v3_supply: voltage-regulator-3 { enable-active-high; }; - mic_bias_reg: voltage-regulator-4 { - compatible = "regulator-fixed"; - regulator-name = "MICBIAS_LDO_2.8V"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - }; - - submic_bias_reg: voltage-regulator-5 { - compatible = "regulator-fixed"; - regulator-name = "SUB_MICBIAS_LDO_2.8V"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - }; - - earmic_bias_reg: voltage-regulator-6 { + earmic_bias_reg: voltage-regulator-4 { compatible = "regulator-fixed"; regulator-name = "EAR_MICBIAS_LDO_2.8V"; regulator-min-microvolt = <2800000>; @@ -310,10 +296,8 @@ earmic_bias_reg: voltage-regulator-6 { }; sound: sound { - compatible = "samsung,midas-audio"; + compatible = "samsung,tab3-audio", "samsung,midas-audio"; model = "TAB3"; - mic-bias-supply = <&mic_bias_reg>; - submic-bias-supply = <&submic_bias_reg>; lineout-sel-gpios = <&gpj1 2 GPIO_ACTIVE_HIGH>;