linux-kernel - Re: [PATCH v1 2/2] ASoC: codecs: wsa883x: Handle shared reset GPIO for WSA883x speakers

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Message-ID: <f9f96bf0-3539-4e77-8d3e-b87ddc561925@oss.qualcomm.com>
Date: Fri, 20 Jun 2025 21:35:37 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Mohammad Rafi Shaik <mohammad.rafi.shaik@....qualcomm.com>,
        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>
Cc: 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 v1 2/2] ASoC: codecs: wsa883x: Handle shared reset GPIO
 for WSA883x speakers

On 20/06/2025 13:30, Mohammad Rafi Shaik wrote:
> On some Qualcomm platforms, such as QCS6490-RB3Gen2 and QCM6490-IDP,
> multiple WSA8830/WSA8835 speakers share a common reset (shutdown) GPIO.
> To handle such cases, use the reset controller framework along with the
> "reset-gpio" driver.

How does this handle the fact that resetting one codec will also 
silently reset another one?

> 
> Signed-off-by: Mohammad Rafi Shaik <mohammad.rafi.shaik@....qualcomm.com>
> ---
>   sound/soc/codecs/wsa883x.c | 57 ++++++++++++++++++++++++++++++++------
>   1 file changed, 48 insertions(+), 9 deletions(-)

-- 
With best wishes
Dmitry