From nobody Tue Sep 9 11:50:17 2025 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 4D9A62C1780; Sat, 6 Sep 2025 09:10:06 +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=1757149807; cv=none; b=JjgV8PLUAoYUPPrm0wCYWG+1GQGbk+ow40VR2Jiqt+QeZhs1+tZWtU72J+hOEZqDE6y8SlHayPx/CiTT4aSxPF+AysemVt2wK0UwWJIxfNERQf3vK5vF+BVX60Hs8L0YOB/P2Fo53KiLQRCoO/p42k+HbOL6C+1AWeJ0c8Kge6A= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757149807; c=relaxed/simple; bh=msEvFUeisbWsJc6bi1by+MeXaWzZWt4ywptS+2LY1cc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=TP6Yrq5qSoy5MwVd4VOfljGEErg7S7e8qRX1MYdeeVYp8wqC+rHfiH1t1+qRukQFBlCAwitkxPKcW9mqr7uQwh9ALDK0E6APXlCfxn8VEm/FTRFTyIiy3h9ylyl95QpdcDJo3MfVkz+PRXwLaPQ+XItsYGFCe/DtPgsyBohYON0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kkkU5gVq; 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="kkkU5gVq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B8212C4CEF9; Sat, 6 Sep 2025 09:10:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757149806; bh=msEvFUeisbWsJc6bi1by+MeXaWzZWt4ywptS+2LY1cc=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=kkkU5gVqUfZJcXEKrsU0vjRRCs93ObZOOdvb/2Ir4sweO4xVcDHaK1+85a3Bi/F1p HD0DCKCVdacG0LnIM6+pWq/HEuUFJ02yNpqdbXN/YfPZ9dB3a1RK0DhZDpeUAY1+mv qrTyb8fnycaXtj70UNPpqRVaQQu+W4f7W+g64bdFO6AaR+j64tl5lAKw52i/djKgVl EOMM/oJctUiG4PAKkxndQA4lYf6gvHKmbjyNg1kFUt4Yq6/QMQJ0c+nPqWlyge0OEv 8r+AdES5UDDCVpug/WIocnhY23vXngjbQbbS2oHpHrMlf4AakQtr610B8QmIyErYxN 8eqfesb7JoKZA== From: Andreas Kemnade Date: Sat, 06 Sep 2025 11:09:14 +0200 Subject: [PATCH 3/4] regulator: sy7636a: add gpios and input regulator 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: <20250906-sy7636-rsrc-v1-3-e2886a9763a7@kernel.org> References: <20250906-sy7636-rsrc-v1-0-e2886a9763a7@kernel.org> In-Reply-To: <20250906-sy7636-rsrc-v1-0-e2886a9763a7@kernel.org> To: Lee Jones , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alistair Francis , Liam Girdwood , Mark Brown , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Andreas Kemnade X-Mailer: b4 0.15-dev-50721 X-Developer-Signature: v=1; a=openpgp-sha256; l=2073; i=akemnade@kernel.org; h=from:subject:message-id; bh=msEvFUeisbWsJc6bi1by+MeXaWzZWt4ywptS+2LY1cc=; b=owGbwMvMwCEm/rzkS6lq2x3G02pJDBm7fwUuqNWOnBQgvK/Jrv5Vprr5Mb7sDzIy3y69lQ6zt p36PuNrRykLgxgHg6yYIssvawW3TyrPcoOnRtjDzGFlAhnCwMUpABMRfMDw32399+sOxpUN+0IX Z6+3XSA/pUEuwz14pat2fg7X7Jzycwz/I240bth+Zet+t/0byvhjkp+IajZbXpRljlA5fSws9eI LHgA= X-Developer-Key: i=akemnade@kernel.org; a=openpgp; fpr=EEC0DB858E66C0DA70620AC07DBD6AC74DE29324 Initialize input regulator and gpios to proper values to have things basically working as well as in the case when these things are hardwired. Signed-off-by: Andreas Kemnade --- drivers/regulator/sy7636a-regulator.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/regulator/sy7636a-regulator.c b/drivers/regulator/sy76= 36a-regulator.c index 27e3d939b7bb9..bd8739624c727 100644 --- a/drivers/regulator/sy7636a-regulator.c +++ b/drivers/regulator/sy7636a-regulator.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -19,6 +20,8 @@ struct sy7636a_data { struct regmap *regmap; struct gpio_desc *pgood_gpio; + struct gpio_desc *en_gpio; + struct gpio_desc *vcom_en_gpio; }; =20 static int sy7636a_get_vcom_voltage_op(struct regulator_dev *rdev) @@ -98,6 +101,29 @@ static int sy7636a_regulator_probe(struct platform_devi= ce *pdev) data->regmap =3D regmap; data->pgood_gpio =3D gdp; =20 + ret =3D devm_regulator_get_enable_optional(&pdev->dev, "vin"); + if (ret) + return dev_err_probe(&pdev->dev, ret, + "failed to get vin regulator\n"); + + data->en_gpio =3D devm_gpiod_get_optional(&pdev->dev, "en", + GPIOD_OUT_HIGH); + if (IS_ERR(data->en_gpio)) + return dev_err_probe(&pdev->dev, + PTR_ERR(data->en_gpio), + "failed to get en gpio\n"); + + /* Let VCOM just follow the default power on sequence */ + data->vcom_en_gpio =3D devm_gpiod_get_optional(&pdev->dev, + "vcom-en", GPIOD_OUT_LOW); + if (IS_ERR(data->vcom_en_gpio)) + return dev_err_probe(&pdev->dev, + PTR_ERR(data->en_gpio), + "failed to get en gpio\n"); + + if (data->en_gpio) + usleep_range(2500, 4000); + platform_set_drvdata(pdev, data); =20 ret =3D regmap_write(regmap, SY7636A_REG_POWER_ON_DELAY_TIME, 0x0); --=20 2.39.5