From nobody Mon Feb 9 17:57:38 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 44120327783; Mon, 19 Jan 2026 14:37:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768833450; cv=none; b=CkSLJyNe4KZrnaKANbE8tzgm+RChCBOK+K+r0bB77QiZHXZcBIMkQ3OOf9ij4JOz4WVNJnQlaiULNuIq9b62GOABqpHp89CSwyi6jeKefBlMOomKdrdCEa1gEXtcK2dDb3PF5sxwDodNdBOXihV76eXj6jIDbSMgyREz7/zqRh4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768833450; c=relaxed/simple; bh=xPOhEhJe2siRPjS/kJC/6NA/KZx23W+i1g4sCUKpoFY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=qHr27tcNbssPPJNELuG13JEhSg+HBP27UZ/MJDdQzKDfSCG5ZOgWaMmbm/zMCJ1vo6xu+YTkEY+A1DbJSHGShvGWtgYW5QO/YH3GHrXSgSpPcWya2eNXtg3rrtIWaFYNQ1lAvLf3s2Db/UT9YH7Sb7Kasx5doTPfRdwUmYbp29A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=efAt2KMr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="efAt2KMr" Received: by smtp.kernel.org (Postfix) with ESMTPS id 1394FC2BC9E; Mon, 19 Jan 2026 14:37:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768833450; bh=xPOhEhJe2siRPjS/kJC/6NA/KZx23W+i1g4sCUKpoFY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=efAt2KMrMLppYw+4RUV62Ws4oUbimR8M1+HGWZZT0FMDaiHWxdH9R0nvd4qBDbwtm 61xUCKOOWiaOE91qqRt9jLvg04PVIESJK+vNj2B24TE0ksPeNIRCpGta5cLRCZbGBb ITAAOm1ooevK5rPvaRBBs3MF+0oNpUeOR3U6HDeX1lP72DFRam545WxLAqjPzaIObo DZqKf0JWVzqcML0vIUkZzyRPMNB2kIirSsq0yDRhx5FVaNNwdjjZ15nGXiAW9+2eNs lCP9TUeaYG2c/NElbQemZ7l68FpcrJIfyL0MhWis6I+b/kpETlXzy+6RNT9qrPwdeb A6OhTq8QNDMvw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0CC9CD29C30; Mon, 19 Jan 2026 14:37:30 +0000 (UTC) From: Rodrigo Alencar via B4 Relay Date: Mon, 19 Jan 2026 14:36:57 +0000 Subject: [PATCH 3/7] iio: amplifiers: ad8366: consume enable gpio for applicable parts Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260119-iio-ad8366-update-v1-3-8044e23e964a@analog.com> References: <20260119-iio-ad8366-update-v1-0-8044e23e964a@analog.com> In-Reply-To: <20260119-iio-ad8366-update-v1-0-8044e23e964a@analog.com> To: linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org Cc: Michael Hennerich , Lars-Peter Clausen , Jonathan Cameron , David Lechner , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Rodrigo Alencar X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1768833448; l=1344; i=rodrigo.alencar@analog.com; s=default; h=from:subject:message-id; bh=72lAxpPNNVQiH2FXV5I3I6t6Jbf3Jb9inxis9HKayGg=; b=ucKmp4HZErTKFi9sJh+JIsoCqsY/QGNLqSVg7QQSl32tUv5zhJtJfI4iCycjsyP6+xhAmBpXc FiUEq/SJwoOCRtUjswdfirRTeW4ZDJdyst3bWb6gfYCsq7yFgtfS5bm X-Developer-Key: i=rodrigo.alencar@analog.com; a=ed25519; pk=ULeHbgU/OYh/PG/4anHDfLgldFItQHAhOktYRVLMFRo= X-Endpoint-Received: by B4 Relay for rodrigo.alencar@analog.com/default with auth_id=561 X-Original-From: Rodrigo Alencar Reply-To: rodrigo.alencar@analog.com From: Rodrigo Alencar Some parts may consume enable GPIO to set serial mode (PS pin) or powerup the device (e.g. ADA4961's PWUP pin). Co-developed-by: Michael Hennerich Signed-off-by: Michael Hennerich Signed-off-by: Rodrigo Alencar --- drivers/iio/amplifiers/ad8366.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/iio/amplifiers/ad8366.c b/drivers/iio/amplifiers/ad836= 6.c index d06ac786501c..63bb9f0179eb 100644 --- a/drivers/iio/amplifiers/ad8366.c +++ b/drivers/iio/amplifiers/ad8366.c @@ -43,6 +43,7 @@ struct ad8366_state { struct regulator *reg; struct mutex lock; /* protect sensor state */ struct gpio_desc *reset_gpio; + struct gpio_desc *enable_gpio; unsigned char ch[2]; enum ad8366_type type; const struct ad8366_info *info; @@ -281,6 +282,13 @@ static int ad8366_probe(struct spi_device *spi) ret =3D PTR_ERR(st->reset_gpio); goto error_disable_reg; } + + st->enable_gpio =3D devm_gpiod_get_optional(&spi->dev, "enable", GPIOD_O= UT_HIGH); + if (IS_ERR(st->enable_gpio)) { + ret =3D PTR_ERR(st->enable_gpio); + goto error_disable_reg; + } + indio_dev->channels =3D ada4961_channels; indio_dev->num_channels =3D ARRAY_SIZE(ada4961_channels); break; --=20 2.43.0