From patchwork Fri Oct 8 11:39:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 12545093 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 86AD5C43219 for ; Fri, 8 Oct 2021 11:43:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 735FC61029 for ; Fri, 8 Oct 2021 11:43:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242363AbhJHLo4 (ORCPT ); Fri, 8 Oct 2021 07:44:56 -0400 Received: from smtp-relay-internal-0.canonical.com ([185.125.188.122]:33726 "EHLO smtp-relay-internal-0.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243288AbhJHLnk (ORCPT ); Fri, 8 Oct 2021 07:43:40 -0400 Received: from mail-ed1-f69.google.com (mail-ed1-f69.google.com [209.85.208.69]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-internal-0.canonical.com (Postfix) with ESMTPS id 255E53FFFE for ; Fri, 8 Oct 2021 11:40:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1633693216; bh=nThKyds0Xv9+gZJSmVqG9bFokYY9OzBPVNnq7XMIEmU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=Vx8pcmOE/mZ0CdvFXA432/jb4wYWXa9pjqWt0MBajh6keIyZFG9NEetkDR36/5wYS lXxcq4INjbzex4rK46UR/ZYoKdcADSjS26ShMwrrmt1gN7IEzlSK9zi39Nrs7p5l/Y 1XlDQbMldXsDOgP/oRMXifilI3RDcrvvA7tmgd+cCRWqUl5KJmMPm3896kzLPEhD0U 3ig2i5qOvTDUNFijle0UCb8aJJtlMRsxTOa2mm/IbchtYmNL7f3x7m0SFp3QyPVzGP Ah1hh083JjNosjeDwIvcceQkOtBD1NusddMD36r5IShx0dNthXizCQ/aln/gwZv5Bm GxYZJbkJ/+NQQ== Received: by mail-ed1-f69.google.com with SMTP id u23-20020a50a417000000b003db23c7e5e2so8941712edb.8 for ; Fri, 08 Oct 2021 04:40:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=nThKyds0Xv9+gZJSmVqG9bFokYY9OzBPVNnq7XMIEmU=; b=jqio7up0FCOkWxxUP1HkjTx9sV2sCvMYRYtQrAtqjxHNgODDg1ca8YyHCBU3/+ph3F cb2oOf5Xtqx9qJDgr1P8hMrGz5zfH3elv7k7XC/iJCSwaiYzgoTE00gwdVVg5M/4dpvg N37Gv2+06A8J9IPXYazXL6Y8ct9d2zWARyUeBPNiEiNGqWiT5Ao4h2uIPv48UbJgoZG/ w5dw7WirVTBJhVMsYoou/HPcEycwHbkNh4d329Nmocw2ce3hXbTGlH66w3rJmUua1Gmz T9Q/MOQjFarZRsBPvqwn51YKtjb1iUFYNg3eEhzQ3Qe/Wyr76yrHgdYjieKAzymWCHAq WKuQ== X-Gm-Message-State: AOAM530npuSJtW/5gxDsn9K90HuONb+OQdblL6L65Kou9QdyZCD97meJ 96YVKZ/iQ6+fGfN/OXRBT4SN39NAQnt3dWk+pRTICQ2FvJy/nd60wndGdmTqNypv7zs09LmDM6O Z4WOF2Sl4t+3RSPArSdJ1Fib5rhqAjPN9MZFkD2/qay/4QtxF X-Received: by 2002:a17:906:a2d2:: with SMTP id by18mr3537621ejb.401.1633693215584; Fri, 08 Oct 2021 04:40:15 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwqT46X3obgTApRKqx7L4RueelgiuWwnKEKu8mjsZwRNGlsgZeGrkuFPaUaqRbuWmoyxxcMxA== X-Received: by 2002:a17:906:a2d2:: with SMTP id by18mr3537583ejb.401.1633693215321; Fri, 08 Oct 2021 04:40:15 -0700 (PDT) Received: from localhost.localdomain (xdsl-188-155-186-13.adslplus.ch. [188.155.186.13]) by smtp.gmail.com with ESMTPSA id c17sm901437edu.11.2021.10.08.04.40.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Oct 2021 04:40:14 -0700 (PDT) From: Krzysztof Kozlowski To: Michael Turquette , Stephen Boyd , Rob Herring , Sylwester Nawrocki , Tomasz Figa , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz , Lee Jones , Liam Girdwood , Mark Brown , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Sam Protsenko , Rob Herring Subject: [PATCH v4 06/10] regulator: dt-bindings: samsung,s5m8767: convert to dtschema Date: Fri, 8 Oct 2021 13:39:28 +0200 Message-Id: <20211008113931.134847-3-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211008113723.134648-1-krzysztof.kozlowski@canonical.com> References: <20211008113723.134648-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Convert the regulators of Samsung S5M8767 PMIC to DT schema format. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Rob Herring --- .../bindings/regulator/samsung,s5m8767.txt | 140 ------------------ .../bindings/regulator/samsung,s5m8767.yaml | 74 +++++++++ MAINTAINERS | 2 +- 3 files changed, 75 insertions(+), 141 deletions(-) delete mode 100644 Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt create mode 100644 Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml diff --git a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt deleted file mode 100644 index 6cd83d920155..000000000000 --- a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt +++ /dev/null @@ -1,140 +0,0 @@ -Binding for Samsung S5M8767 regulator block -=========================================== - -This is a part of device tree bindings for S5M family multi-function devices. -More information can be found in bindings/mfd/sec-core.txt file. - -The S5M8767 device provide buck and LDO regulators. - -To register these with regulator framework instantiate under main device node -a sub-node named "regulators" with more sub-nodes for each regulator using the -common regulator binding documented in: - - Documentation/devicetree/bindings/regulator/regulator.txt - - -Required properties of the main device node (the parent!): - - s5m8767,pmic-buck-ds-gpios: GPIO specifiers for three host gpio's used - for selecting GPIO DVS lines. It is one-to-one mapped to dvs gpio lines. - - [1] If either of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional - property is specified, then all the eight voltage values for the - 's5m8767,pmic-buck[2/3/4]-dvs-voltage' should be specified. - -Optional properties of the main device node (the parent!): - - s5m8767,pmic-buck2-dvs-voltage: A set of 8 voltage values in micro-volt (uV) - units for buck2 when changing voltage using gpio dvs. Refer to [1] below - for additional information. - - - s5m8767,pmic-buck3-dvs-voltage: A set of 8 voltage values in micro-volt (uV) - units for buck3 when changing voltage using gpio dvs. Refer to [1] below - for additional information. - - - s5m8767,pmic-buck4-dvs-voltage: A set of 8 voltage values in micro-volt (uV) - units for buck4 when changing voltage using gpio dvs. Refer to [1] below - for additional information. - - - s5m8767,pmic-buck2-uses-gpio-dvs: 'buck2' can be controlled by gpio dvs. - - s5m8767,pmic-buck3-uses-gpio-dvs: 'buck3' can be controlled by gpio dvs. - - s5m8767,pmic-buck4-uses-gpio-dvs: 'buck4' can be controlled by gpio dvs. - -Additional properties required if either of the optional properties are used: - - - s5m8767,pmic-buck-default-dvs-idx: Default voltage setting selected from - the possible 8 options selectable by the dvs gpios. The value of this - property should be between 0 and 7. If not specified or if out of range, the - default value of this property is set to 0. - - - s5m8767,pmic-buck-dvs-gpios: GPIO specifiers for three host gpio's used - for dvs. The format of the gpio specifier depends in the gpio controller. - - -Names of regulators supported by S5M8767 device: - - LDOn - - valid values for n are 1 to 28 - - Example: LDO1, LDO2, LDO28 - - BUCKn - - valid values for n are 1 to 9. - - Example: BUCK1, BUCK2, BUCK9 -Note: The 'n' in LDOn and BUCKn represents the LDO or BUCK number -as per the datasheet of device. - - -Optional properties of the nodes under "regulators" sub-node: - - op_mode: describes the different operating modes of the LDO's with - power mode change in SOC. The different possible values are, - 0 - always off mode - 1 - on in normal mode - 2 - low power mode - 3 - suspend mode - - s5m8767,pmic-ext-control-gpios: (optional) GPIO specifier for one - GPIO controlling this regulator - (enable/disable); This is valid only - for buck9. - -Example: - - s5m8767_pmic@66 { - compatible = "samsung,s5m8767-pmic"; - reg = <0x66>; - - s5m8767,pmic-buck2-uses-gpio-dvs; - s5m8767,pmic-buck3-uses-gpio-dvs; - s5m8767,pmic-buck4-uses-gpio-dvs; - - s5m8767,pmic-buck-default-dvs-idx = <0>; - - s5m8767,pmic-buck-dvs-gpios = <&gpx0 0 0>, /* DVS1 */ - <&gpx0 1 0>, /* DVS2 */ - <&gpx0 2 0>; /* DVS3 */ - - s5m8767,pmic-buck-ds-gpios = <&gpx2 3 0>, /* SET1 */ - <&gpx2 4 0>, /* SET2 */ - <&gpx2 5 0>; /* SET3 */ - - s5m8767,pmic-buck2-dvs-voltage = <1350000>, <1300000>, - <1250000>, <1200000>, - <1150000>, <1100000>, - <1000000>, <950000>; - - s5m8767,pmic-buck3-dvs-voltage = <1100000>, <1100000>, - <1100000>, <1100000>, - <1000000>, <1000000>, - <1000000>, <1000000>; - - s5m8767,pmic-buck4-dvs-voltage = <1200000>, <1200000>, - <1200000>, <1200000>, - <1200000>, <1200000>, - <1200000>, <1200000>; - - regulators { - ldo1_reg: LDO1 { - regulator-name = "VDD_ABB_3.3V"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - op_mode = <1>; /* Normal Mode */ - }; - - ldo2_reg: LDO2 { - regulator-name = "VDD_ALIVE_1.1V"; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1100000>; - regulator-always-on; - }; - - buck1_reg: BUCK1 { - regulator-name = "VDD_MIF_1.2V"; - regulator-min-microvolt = <950000>; - regulator-max-microvolt = <1350000>; - regulator-always-on; - regulator-boot-on; - }; - - vemmc_reg: BUCK9 { - regulator-name = "VMEM_VDD_2.8V"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - op_mode = <3>; /* Standby Mode */ - s5m8767,pmic-ext-control-gpios = <&gpk0 2 0>; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml new file mode 100644 index 000000000000..80a63d47790a --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s5m8767.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5M8767 Power Management IC regulators + +maintainers: + - Krzysztof Kozlowski + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The S5M8767 provides buck and LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s5m8767.yaml for + additional information and example. + +patternProperties: + # 28 LDOs + "^LDO([1-9]|1[0-9]|2[0-8])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + properties: + op_mode: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + default: 1 + description: | + Describes the different operating modes of the LDO's with power mode + change in SOC. The different possible values are: + 0 - always off mode + 1 - on in normal mode + 2 - low power mode + 3 - suspend mode + + required: + - regulator-name + + # 8 bucks + "^BUCK[1-8]$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + required: + - regulator-name + + # 9 buck + "^BUCK9$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single BUCK regulator. + + properties: + s5m8767,pmic-ext-control-gpios: + maxItems: 1 + description: | + GPIO specifier for one GPIO controlling this regulator on/off. + + required: + - regulator-name + +additionalProperties: false diff --git a/MAINTAINERS b/MAINTAINERS index 6d15a483fd3c..512ab6d816f2 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16639,7 +16639,7 @@ S: Supported F: Documentation/devicetree/bindings/clock/samsung,s2mps11.yaml F: Documentation/devicetree/bindings/mfd/samsung,sec-core.txt F: Documentation/devicetree/bindings/regulator/samsung,s2m*.yaml -F: Documentation/devicetree/bindings/regulator/samsung,s5m*.txt +F: Documentation/devicetree/bindings/regulator/samsung,s5m*.yaml F: drivers/clk/clk-s2mps11.c F: drivers/mfd/sec*.c F: drivers/regulator/s2m*.c