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From: Mohammad Rafi Shaik <mohammad.rafi.shaik@oss.qualcomm.com>
To: Srinivas Kandagatla <srini@kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Linus Walleij <linus.walleij@linaro.org>,
	Bartosz Golaszewski <brgl@bgdev.pl>
Cc: linux-arm-msm@vger.kernel.org, linux-sound@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-gpio@vger.kernel.org, quic_pkumpatl@quicinc.com,
	kernel@oss.qualcomm.com
Subject: [PATCH v1 1/2] ASoC: dt-bindings: qcom,wsa8830: Add reset-gpios for shared line
Date: Fri, 20 Jun 2025 16:00:11 +0530	[thread overview]
Message-ID: <20250620103012.360794-2-mohammad.rafi.shaik@oss.qualcomm.com> (raw)
In-Reply-To: <20250620103012.360794-1-mohammad.rafi.shaik@oss.qualcomm.com>

On Qualcomm platforms, like QCS6490-RB3Gen2 and QCM6490-IDP, the
WSA884x speakers share SD_N GPIOs between two speakers, thus
a coordinated assertion is needed.  Linux supports handling shared
GPIO lines through "reset-gpios"property, thus allow specifying
either powerdown or reset GPIOs (these are the same).

Signed-off-by: Mohammad Rafi Shaik <mohammad.rafi.shaik@oss.qualcomm.com>
---
 .../devicetree/bindings/sound/qcom,wsa883x.yaml       | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml b/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml
index 14d312f9c345..098f1df62c8c 100644
--- a/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml
@@ -29,6 +29,10 @@ properties:
     description: GPIO spec for Powerdown/Shutdown line to use (pin SD_N)
     maxItems: 1
 
+  reset-gpios:
+    description: Powerdown/Shutdown line to use (pin SD_N)
+    maxItems: 1
+
   vdd-supply:
     description: VDD Supply for the Codec
 
@@ -50,10 +54,15 @@ required:
   - compatible
   - reg
   - vdd-supply
-  - powerdown-gpios
   - "#thermal-sensor-cells"
   - "#sound-dai-cells"
 
+oneOf:
+  - required:
+      - powerdown-gpios
+  - required:
+      - reset-gpios
+
 unevaluatedProperties: false
 
 examples:
-- 
2.34.1


  reply	other threads:[~2025-06-20 10:30 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-06-20 10:30 [PATCH v1 0/2] Handle shared reset GPIO for WSA883x speakers Mohammad Rafi Shaik
2025-06-20 10:30 ` Mohammad Rafi Shaik [this message]
2025-06-23  8:03   ` [PATCH v1 1/2] ASoC: dt-bindings: qcom,wsa8830: Add reset-gpios for shared line Krzysztof Kozlowski
2025-06-23  8:41     ` Mohammad Rafi Shaik
2025-06-20 10:30 ` [PATCH v1 2/2] ASoC: codecs: wsa883x: Handle shared reset GPIO for WSA883x speakers Mohammad Rafi Shaik
2025-06-20 18:35   ` Dmitry Baryshkov
2025-06-23  7:11     ` Philipp Zabel
2025-06-23  8:01     ` Krzysztof Kozlowski
2025-06-23  7:00   ` Philipp Zabel
2025-06-24  2:43   ` Dmitry Baryshkov
2025-06-25  9:08     ` Mohammad Rafi Shaik

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