linux-kernel - Re: [PATCH v2 1/2] ASoC: dt-bindings: qcom,wsa8830: Add reset-gpios for shared line

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Message-ID: <20250721-teal-vole-of-finesse-82debf@kuoka>
Date: Mon, 21 Jul 2025 10:19:23 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Mohammad Rafi Shaik <mohammad.rafi.shaik@....qualcomm.com>
Cc: Srinivas Kandagatla <srini@...nel.org>, 
	Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, 
	Philipp Zabel <p.zabel@...gutronix.de>, Linus Walleij <linus.walleij@...aro.org>, 
	Bartosz Golaszewski <brgl@...ev.pl>, linux-arm-msm@...r.kernel.org, linux-sound@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org, 
	quic_pkumpatl@...cinc.com, kernel@....qualcomm.com
Subject: Re: [PATCH v2 1/2] ASoC: dt-bindings: qcom,wsa8830: Add reset-gpios
 for shared line

On Fri, Jul 18, 2025 at 04:16:27PM +0530, Mohammad Rafi Shaik wrote:
> On Qualcomm platforms such as QCS6490-RB3Gen2, the WSA883x speaker
> amplifiers share the SD_N GPIO line between two speakers, thus
> requires coordinated control when asserting the GPIO. Linux supports
> shared GPIO handling via the "reset-gpios" property, which can be
> used to specify either the powerdown or reset GPIOs.
> 
> Signed-off-by: Mohammad Rafi Shaik <mohammad.rafi.shaik@....qualcomm.com>
> ---
>  .../devicetree/bindings/sound/qcom,wsa883x.yaml       | 11 ++++++++++-
>  1 file changed, 10 insertions(+), 1 deletion(-)

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof