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([178.197.222.116]) by smtp.gmail.com with ESMTPSA id u16-20020aa7d550000000b00564c7454bf3sm813689edr.8.2024.02.27.06.27.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Feb 2024 06:27:29 -0800 (PST) From: Krzysztof Kozlowski To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Catalin Marinas , Will Deacon , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Krzysztof Kozlowski Subject: [PATCH 2/3] arm64: dts: qcom: x1e80100-crd: switch WSA8845 speakers to shared reset-gpio Date: Tue, 27 Feb 2024 15:27:24 +0100 Message-Id: <20240227142725.625561-2-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240227142725.625561-1-krzysztof.kozlowski@linaro.org> References: <20240227142725.625561-1-krzysztof.kozlowski@linaro.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Each pair of WSA8845 speakers share the powerdown SD_N GPIO, thus this GPIO is specified twice in each WSA8845 device node. Such DTS was added hoping non-exclusive GPIO usage would be accepted, but it turned out otherwise: it is not supported by the Linux kernel. Linux kernel however supports sharing reset GPIOs, when used bia the reset controller framework as implemented in commit 26c8a435fce6 ("ASoC: dt-bindings: qcom,wsa8840: Add reset-gpios for shared line") and commit c721f189e89c ("reset: Instantiate reset GPIO controller for shared reset-gpios"). Convert the property with shutdown GPIO to "reset-gpios" to use mentioned Linux kernel feature. This allows to bring all four speakers out of reset. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Konrad Dybcio --- Dependencies merged by respective maintainers for next release: 1. ASoC: commit 26c8a435fce6 ("ASoC: dt-bindings: qcom,wsa8840: Add reset-gpios for shared line") 2. reset: commit c721f189e89c ("reset: Instantiate reset GPIO controller for shared reset-gpios"). --- arch/arm64/boot/dts/qcom/x1e80100-crd.dts | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/x1e80100-crd.dts b/arch/arm64/boot/dts/qcom/x1e80100-crd.dts index d7ba45953277..266a461f4882 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100-crd.dts +++ b/arch/arm64/boot/dts/qcom/x1e80100-crd.dts @@ -802,13 +802,14 @@ &smb2360_2_eusb2_repeater { &swr0 { status = "okay"; + pinctrl-0 = <&wsa_swr_active>, <&spkr_01_sd_n_active>; + pinctrl-names = "default"; + /* WSA8845, Left Woofer */ left_woofer: speaker@0,0 { compatible = "sdw20217020400"; reg = <0 0>; - pinctrl-0 = <&spkr_01_sd_n_active>; - pinctrl-names = "default"; - powerdown-gpios = <&lpass_tlmm 12 GPIO_ACTIVE_LOW>; + reset-gpios = <&lpass_tlmm 12 GPIO_ACTIVE_LOW>; #sound-dai-cells = <0>; sound-name-prefix = "WooferLeft"; vdd-1p8-supply = <&vreg_l15b_1p8>; @@ -819,8 +820,7 @@ left_woofer: speaker@0,0 { left_tweeter: speaker@0,1 { compatible = "sdw20217020400"; reg = <0 1>; - /* pinctrl in left_woofer node because of sharing the GPIO*/ - powerdown-gpios = <&lpass_tlmm 12 GPIO_ACTIVE_LOW>; + reset-gpios = <&lpass_tlmm 12 GPIO_ACTIVE_LOW>; #sound-dai-cells = <0>; sound-name-prefix = "TwitterLeft"; vdd-1p8-supply = <&vreg_l15b_1p8>; @@ -853,13 +853,14 @@ wcd_tx: codec@0,3 { &swr3 { status = "okay"; + pinctrl-0 = <&wsa2_swr_active>, <&spkr_23_sd_n_active>; + pinctrl-names = "default"; + /* WSA8845, Right Woofer */ right_woofer: speaker@0,0 { compatible = "sdw20217020400"; reg = <0 0>; - pinctrl-0 = <&spkr_23_sd_n_active>; - pinctrl-names = "default"; - powerdown-gpios = <&lpass_tlmm 13 GPIO_ACTIVE_LOW>; + reset-gpios = <&lpass_tlmm 13 GPIO_ACTIVE_LOW>; #sound-dai-cells = <0>; sound-name-prefix = "WooferRight"; vdd-1p8-supply = <&vreg_l15b_1p8>; @@ -870,8 +871,7 @@ right_woofer: speaker@0,0 { right_tweeter: speaker@0,1 { compatible = "sdw20217020400"; reg = <0 1>; - /* pinctrl in right_woofer node because of sharing the GPIO*/ - powerdown-gpios = <&lpass_tlmm 13 GPIO_ACTIVE_LOW>; + reset-gpios = <&lpass_tlmm 13 GPIO_ACTIVE_LOW>; #sound-dai-cells = <0>; sound-name-prefix = "TwitterRight"; vdd-1p8-supply = <&vreg_l15b_1p8>;