From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f51.google.com (mail-wm1-f51.google.com [209.85.128.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1959A32C957 for ; Sat, 20 Jun 2026 20:01:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.51 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781985692; cv=none; b=dbvUtC8p9rV/8zXDz4to6XLsn6T5yEDGd5RcT8KvQqprjs2svH4MSF7XRPV7Qk0hNhseohkTrhL2/kyGACAPeeJ5e3r+QI5JTt8Yl0alGAfEgfVtRnkAeVjaCyWh9HdLt7RrZKmRawuwLmVkFw6VKcagvGXJW/emg//puCyL9I4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781985692; c=relaxed/simple; bh=lUssnadtXFpcswpoeo6viSrsHtSq9oHAKwST+vFL/dA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SmLyr+D+OwjUmLatcM+1+bubtYi7wwMjkuPX1TLtcDN5WVqorAh7LIYJ8VIueJhvLX7mfEz9hpu8sxNB6jdtphpguyeOHuaD0JyPAdaCDOIAUgMekcTyMObrl4iEr2ZJErBLDmCPSaaUBnUMN9LOxpcEneWn+LEfdZ+o9JR43CY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=HP19vjBn; arc=none smtp.client-ip=209.85.128.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="HP19vjBn" Received: by mail-wm1-f51.google.com with SMTP id 5b1f17b1804b1-490ace40f4bso32088565e9.3 for ; Sat, 20 Jun 2026 13:01:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1781985689; x=1782590489; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=xxe0F21akykBChd9b7ZIMr9bfYgwXWJeztqohM0WWO0=; b=HP19vjBnuPNKU7Et25wj8hUQmMzSTdi4gnPtj/usgm8i5OQ+y2c76tPt1sfN1JV7Fq KMwZ+ePQ2Tu/X8wZqDyCCjNNtDS6pixpjsoGeNC7TwxL4AWuU4993JyzGZ33trVXIXok +XUEcKlHttdWsfFvsZytP8XOH2tdpwtSOO9jYg4tv3/YuxnNHpQbZ3PVa8KXZBTLOdgp GQvcNmgmHxZ8KIMefTBXfzihfuNKx35eKpU/wZwAId+QjvIE9aFbSRyscVvmBP4nrlXx zNeG3/qsMalaRm6ejUGw2tuCPJbM+5/9mDkKXEV7m8hBoJaAu/DynutXB5uicjtqVX+k Gy3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781985689; x=1782590489; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=xxe0F21akykBChd9b7ZIMr9bfYgwXWJeztqohM0WWO0=; b=PFSxbUsiBzzXo1LxmnzbJecuJGc2viOWox8YmgK3BUGukrdwfbnElXsqDkNJxHo7V/ 4c8L8f82wiEDFYWsAGE2Ce8Hf565x/GbSLZEnt4J5SuykoIflqyevR3UZVLr773wrVpg k59f5L2eUrIdb5JYLG/Vct44Lz4StpCuwVwYQeMKYFWjtJrv/5l7zAhx5JQ1XKvzbM79 a6UemxFakRajrMna68xMssrNiq1qpySr/1RtYzkETqWGTyta6mmydL5oFvxHOBCcIon5 gzWnqajgTACY9Ha6TAiJq90cOsinxxKpN+5srHV7d2nRc/2HxLI76OhCte2oUbem67DJ 6G8Q== X-Forwarded-Encrypted: i=1; AFNElJ+UZuxo0meiDpfWr36Hu2/u2nEHFVatTm4Q91pXk1jHjE9SF3y6xKSVqq3g6lUq+koNkrhbKDBLQ8Oy@vger.kernel.org X-Gm-Message-State: AOJu0Yw/lVRiZyvF67qQegg2P0DBa1F0bloFDYn97JUb5O4VLfcaX4zk R0+n3A6mPR7wkwa1f8dXBC4YcZC42BqlBR8rpidCYixfyU4zYRg0V2x+ X-Gm-Gg: AfdE7ckrJUgb0c6pozDc0tjWZ97Orka6HttIIP9z3ZRVSd9W5E0Fikv2cnZ1r05H8Jn H3NRo+/yAxb4mKtyVGbPE7/a1PdSaIYJQ4U4I36YEEJCchxbNDcTNlRZa+/qaVMtGLxWNpDdFwL RcQjtqFx92HP9CPFvfmCcNR/9r4fEwHXgs05i3CeSaZGNyRR+VaDHbPnQ7l50m7gGJKYD5QZxNN N4hGEg81OHoZjkxwAWloWyAeQJqQkmUB4FGuMjZM0NByIMclJgP9sZ33ilbfUkU+knI6gY5A6fy asYxFUQFsE5A/dpnZdR4w1EUpT0+fYnXr8GPL9M9b4q4mufV79lEMztjWo2XsSjD3HXLu8th9At hEKIBoPyVwI1fLgQ3ILu7IhWpFKZbjNdMpCkdOTNb4rlCOtQW9ij7Zq7jSyXV1yvAoiqXsdV5AA Zm47dxnvjdCzsbn+Rl X-Received: by 2002:a05:600c:a43:b0:490:50c5:8153 with SMTP id 5b1f17b1804b1-4923ef47dcdmr159838425e9.2.1781985689314; Sat, 20 Jun 2026 13:01:29 -0700 (PDT) Received: from luca-vm.. ([81.56.18.151]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-46666788226sm10708354f8f.23.2026.06.20.13.01.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 Jun 2026 13:01:28 -0700 (PDT) From: Luca Leonardo Scorcia To: linux-mediatek@lists.infradead.org Cc: Luca Leonardo Scorcia , Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sen Chu , Sean Wang , Macpaul Lin , Lee Jones , Matthias Brugger , AngeloGioacchino Del Regno , Liam Girdwood , Mark Brown , Linus Walleij , Val Packett , Julien Massot , Louis-Alexis Eyraud , Fabien Parent , Akari Tsuyukusa , Chen Zhong , linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org Subject: [PATCH v8 3/9] regulator: dt-bindings: Add MediaTek MT6392 PMIC Date: Sat, 20 Jun 2026 21:56:49 +0200 Message-ID: <20260620200032.334192-4-l.scorcia@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260620200032.334192-1-l.scorcia@gmail.com> References: <20260620200032.334192-1-l.scorcia@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add bindings for the regulators found in the MediaTek MT6392 PMIC, usually found in board designs using the MediaTek MT8516/MT8167 SoCs. Signed-off-by: Luca Leonardo Scorcia --- .../regulator/mediatek,mt6392-regulator.yaml | 118 ++++++++++++++++++ .../regulator/mediatek,mt6392-regulator.h | 23 ++++ 2 files changed, 141 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/mediatek,mt6392-regulator.yaml create mode 100644 include/dt-bindings/regulator/mediatek,mt6392-regulator.h diff --git a/Documentation/devicetree/bindings/regulator/mediatek,mt6392-regulator.yaml b/Documentation/devicetree/bindings/regulator/mediatek,mt6392-regulator.yaml new file mode 100644 index 000000000000..f3d5a3498d18 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mediatek,mt6392-regulator.yaml @@ -0,0 +1,118 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/mediatek,mt6392-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek MT6392 regulator + +maintainers: + - Luca Leonardo Scorcia + +description: + MT6392 is a power management system chip containing three buck converters and + 23 LDOs. All voltage regulators provided by the PMIC are described as + sub-nodes of this node. + +properties: + compatible: + items: + - const: mediatek,mt6392-regulator + + vproc-supply: + description: Supply for buck regulator vproc + vcore-supply: + description: Supply for buck regulator vcore + vsys-supply: + description: Supply for buck regulator vsys + avddldo-supply: + description: + Supply for AVDD LDOs (vm, vio18, vcn18, vcamd, vcamio). According to the data sheet + this is an internal supply derived from vsys. + ldo1-supply: + description: Supply for LDOs group 1 (vaud28, vxo22, vaud22, vadc18, vcama, vrtc) + ldo2-supply: + description: Supply for LDOs group 2 (vcn35, vio28, vmc, vmch, vefuse, vdig18) + ldo3-supply: + description: Supply for LDOs group 3 (vusb, vemc3v3, vcamaf, vgp1, vgp2, vm25) + +patternProperties: + "^v(core|proc|sys)$": + description: Buck regulators + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + properties: + regulator-allowed-modes: + description: + BUCK regulators can set regulator-allowed-modes to values specified in + dt-bindings/regulator/mediatek,mt6392-regulator.h + items: + enum: [0, 1] + minItems: 1 + maxItems: 2 + regulator-initial-mode: + description: + BUCK regulators can set regulator-initial-mode to values specified in + dt-bindings/regulator/mediatek,mt6392-regulator.h + items: + enum: [0, 1] + maxItems: 1 + + "^v(adc18|camio|cn18|io18|xo22|m25|aud28|io28|rtc|usb)$": + description: LDOs with fixed output and mode setting + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + properties: + regulator-allowed-modes: + description: + LDO regulators can set regulator-allowed-modes to values specified in + dt-bindings/regulator/mediatek,mt6392-regulator.h + items: + enum: [0, 2] + minItems: 1 + maxItems: 2 + regulator-initial-mode: + description: + LDO regulators can set regulator-initial-mode to values specified in + dt-bindings/regulator/mediatek,mt6392-regulator.h + items: + enum: [0, 2] + maxItems: 1 + + "^v(cama|dig18)$": + description: LDOs with fixed output without mode setting + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + properties: + regulator-allowed-modes: false + regulator-initial-mode: false + + "^v(aud22|camaf|camd|cn35|efuse|emc3v3|gp1|gp2|m|mc|mch)$": + description: LDOs with adjustable output and mode setting + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + properties: + regulator-allowed-modes: + description: + LDO regulators can set regulator-allowed-modes to values specified in + dt-bindings/regulator/mediatek,mt6392-regulator.h + items: + enum: [0, 2] + minItems: 1 + maxItems: 2 + regulator-initial-mode: + description: + LDO regulators can set regulator-initial-mode to values specified in + dt-bindings/regulator/mediatek,mt6392-regulator.h + items: + enum: [0, 2] + maxItems: 1 + +required: + - compatible + +additionalProperties: false diff --git a/include/dt-bindings/regulator/mediatek,mt6392-regulator.h b/include/dt-bindings/regulator/mediatek,mt6392-regulator.h new file mode 100644 index 000000000000..2e1f41e0ebfe --- /dev/null +++ b/include/dt-bindings/regulator/mediatek,mt6392-regulator.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ + +#ifndef _DT_BINDINGS_REGULATOR_MEDIATEK_MT6392_H_ +#define _DT_BINDINGS_REGULATOR_MEDIATEK_MT6392_H_ + +/* + * Buck mode constants which may be used in devicetree properties (eg. + * regulator-initial-mode, regulator-allowed-modes). + * See the manufacturer's datasheet for more information on these modes. + */ + +#define MT6392_REGULATOR_MODE_NORMAL 0 +#define MT6392_BUCK_MODE_FORCE_PWM 1 + +/* + * LDO mode constants which may be used in devicetree properties (eg. + * regulator-initial-mode, regulator-allowed-modes). + * See the manufacturer's datasheet for more information on these modes. + */ + +#define MT6392_LDO_MODE_LP 2 + +#endif -- 2.43.0