From patchwork Tue Oct 20 09:56:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Hsiung Wang X-Patchwork-Id: 11846193 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 88A8C14B7 for ; Tue, 20 Oct 2020 09:57:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6301922242 for ; Tue, 20 Oct 2020 09:57:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="KoEaCBJt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404940AbgJTJ5e (ORCPT ); Tue, 20 Oct 2020 05:57:34 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:36258 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S2404885AbgJTJ5d (ORCPT ); Tue, 20 Oct 2020 05:57:33 -0400 X-UUID: 99f8cf23af424c55bc3abcdd08228555-20201020 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=qfBpt2yRRSl7Y0IIx6HSJ15aOq766nROGum9UitxWik=; b=KoEaCBJt/RQncXupvinf8F9qXIEy6KAEm7eC0FW5e75YlBCQAWAp1OQW1nSBVWdeZrkYBW/8g62am8S+//QBW3t30xVQnL8A2FIhLF3eFuVl/QyBBrhzUbxRgJjH2cQ1kImjYlFalzhQM+sgOLuiHxvt6frfU73wkktjeIorABM=; X-UUID: 99f8cf23af424c55bc3abcdd08228555-20201020 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 36604476; Tue, 20 Oct 2020 17:57:26 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 20 Oct 2020 17:57:24 +0800 Received: from mtksdaap41.mediatek.inc (172.21.77.4) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 20 Oct 2020 17:57:26 +0800 From: Hsin-Hsiung Wang To: Liam Girdwood , Mark Brown , Rob Herring , Matthias Brugger , Stephen Boyd CC: , , , , , , Hsin-Hsiung Wang Subject: [PATCH v2 2/3] dt-bindings: regulator: document binding for MT6315 regulator Date: Tue, 20 Oct 2020 17:56:49 +0800 Message-ID: <1603187810-30481-3-git-send-email-hsin-hsiung.wang@mediatek.com> X-Mailer: git-send-email 2.6.4 In-Reply-To: <1603187810-30481-1-git-send-email-hsin-hsiung.wang@mediatek.com> References: <1603187810-30481-1-git-send-email-hsin-hsiung.wang@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add device tree binding information for MT6315 regulator driver. Example bindings for MT6315 are added. Signed-off-by: Hsin-Hsiung Wang --- .../regulator/mtk,mt6315-regulator.yaml | 88 +++++++++++++++++++ include/dt-bindings/regulator/mtk,mt6315.h | 17 ++++ 2 files changed, 105 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/mtk,mt6315-regulator.yaml create mode 100644 include/dt-bindings/regulator/mtk,mt6315.h diff --git a/Documentation/devicetree/bindings/regulator/mtk,mt6315-regulator.yaml b/Documentation/devicetree/bindings/regulator/mtk,mt6315-regulator.yaml new file mode 100644 index 000000000000..457606800d5b --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mtk,mt6315-regulator.yaml @@ -0,0 +1,88 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/mtk,mt6315-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek MT6315 Regulator + +maintainers: + - Hsin-Hsiung Wang + +description: | + The MT6315 is a power management IC (PMIC) configurable with SPMI. + that contains 4 BUCKs output which can combine with each other + by different efuse settings. + +allOf: + - $ref: "regulator.yaml#" + +properties: + $nodename: + pattern: "mt6315@[0-9]" + compatible: + enum: + - mediatek,mt6315_3-regulator + - mediatek,mt6315_6-regulator + - mediatek,mt6315_7-regulator + + reg: + maxItems: 1 + + regulators: + type: object + description: List of regulators and its properties + + patternProperties: + "^vbuck[1-4]$": + type: object + + properties: + regulator-name: + pattern: "^vbuck[1-4]$" + description: + should be "vbuck1", ..., "vbuck4" + + mtk,combined-regulator: + $ref: "/schemas/types.yaml#/definitions/uint32-array" + description: | + defines other bucks combined with this buck, must contain the following + values MT6315_VBUCK1, MT6315_VBUCK2, MT6315_VBUCK3, MT6315_VBUCK4 + + unevaluatedProperties: false + +required: + - compatible + - reg + - regulators + +additionalProperties: false + +examples: + - | + /* This example shows that buck2 and buck4 are combined into buck1. */ + #include + + mt6315@6 { + compatible = "mediatek,mt6315_6-regulator"; + reg = <0x6 0 0xb 1>; + + regulators { + vbuck1 { + regulator-compatible = "vbuck1"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1193750>; + regulator-enable-ramp-delay = <256>; + regulator-allowed-modes = <0 1 2 4>; + mtk,combined-regulator = ; + }; + + vbuck3 { + regulator-compatible = "vbuck3"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1193750>; + regulator-enable-ramp-delay = <256>; + regulator-allowed-modes = <0 1 2 4>; + }; + }; + }; diff --git a/include/dt-bindings/regulator/mtk,mt6315.h b/include/dt-bindings/regulator/mtk,mt6315.h new file mode 100644 index 000000000000..6ed9b2b121db --- /dev/null +++ b/include/dt-bindings/regulator/mtk,mt6315.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020 MediaTek Inc. + * Author: Hsin-Hsiung Wang + */ + +#ifndef _DT_BINDINGS_REGULATOR_MTK_MT6315_H +#define _DT_BINDINGS_REGULATOR_MTK_MT6315_H + +/* Regulator ID */ +#define MT6315_VBUCK1 1 +#define MT6315_VBUCK2 2 +#define MT6315_VBUCK3 3 +#define MT6315_VBUCK4 4 +#define MT6315_VBUCK_MAX 5 + +#endif /* _DT_BINDINGS_REGULATOR_MTK_MT6315_H */