From patchwork Fri Oct 1 09:41:03 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 12530013 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 8BA3AC433FE for ; Fri, 1 Oct 2021 09:42:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 75CDC615A4 for ; Fri, 1 Oct 2021 09:42:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353259AbhJAJnr (ORCPT ); Fri, 1 Oct 2021 05:43:47 -0400 Received: from smtp-relay-internal-0.canonical.com ([185.125.188.122]:57018 "EHLO smtp-relay-internal-0.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353173AbhJAJnk (ORCPT ); Fri, 1 Oct 2021 05:43:40 -0400 Received: from mail-lf1-f70.google.com (mail-lf1-f70.google.com [209.85.167.70]) (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 D45FA405FA for ; Fri, 1 Oct 2021 09:41:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1633081315; bh=aaXYHrp3L66rLENOSWMMcR2xo/U8IXQjJU/MbbXOyWE=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=si7eAj9hD7aKJfwmh2ezzx+nVKA16ahdbJoKMoJsDy0LMYELPTyayC56PzQQX03eU daCa6F1m7bW3i0cnMq+yF4g4/VqQmtxrIMGzFxlnYgI9n1NQKIakZTqHFlAIAScYN2 Wo7ldLO2yCfidDoJbrjgLlg7UfztkkNygvr4Tqu5VCQRSdLv3nqH8deLjfakEQn7y1 PP4G4Q//7hpRoPQzohEMXHu88x7HBON6o9xLyXAxduXRhlSZWWbMS4QaIIhf/kBzWl Dd31J+pPhfG4UUvdAFiBp86iRnsaEoCJrn2vARV9APq3PxsBFJX8SsQuTNPW7fShAV rKy7zuxs57Gcw== Received: by mail-lf1-f70.google.com with SMTP id r14-20020ac25c0e000000b003fc149ed50eso8437837lfp.11 for ; Fri, 01 Oct 2021 02:41:55 -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:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=aaXYHrp3L66rLENOSWMMcR2xo/U8IXQjJU/MbbXOyWE=; b=tPRNao8B3h+Y3ym0SJnDXMhK3hGDQsJDOr6sWgFwTzpsE4kbzVldix3w3v3Bkdl6PX ujHkl6lpg4bxC1FT2EcCAQaM/K9YjXkEtxj0NLbB3H2s8WHcapNiztT+XEuJyh+hK70k BanNgGR1vGsFk7OZjaIeDPYSR0n1OtGebfbyiMr261XFbOcfTrjEbqoPGxJyEsPrZeK6 r/7+/kJsqxeAT33s0n2KzVfPm0HIFNlZEib0/2cP8ps3H2DlYf7xoqjDN89pG6Ct9dr2 Vt349mRTt7bVTQgquX7GJGjvINerVTs8hBVFKD+fCaYIG4tOkC7OAU49I3Jbl6xBPabm CQ4w== X-Gm-Message-State: AOAM531Ans5buk8MbYatZS5/eJtocEn0iiAD1OzDTbe5HwxRyWSuXUMk lXjDhdLhbfIGkYil2LF87jmHBPmobHdOzhsVATnY/kbjlLT0aDQMU0MEHiTRElXhWEto+FoAERx TPaa4IIHEsqBxmS+deHS1DnXMjsmrTItA8a1lWai+qV9fna2D X-Received: by 2002:a2e:300c:: with SMTP id w12mr10927694ljw.302.1633081314702; Fri, 01 Oct 2021 02:41:54 -0700 (PDT) X-Google-Smtp-Source: ABdhPJw++2FAU5KVA7/aa7wsxI4/ReeOZHBI8XpkY+ZBJRcwfbnw2bmNoVAkFteXXA7LLfGyYoc8aQ== X-Received: by 2002:a2e:300c:: with SMTP id w12mr10927674ljw.302.1633081314472; Fri, 01 Oct 2021 02:41:54 -0700 (PDT) Received: from localhost.localdomain ([193.178.187.25]) by smtp.gmail.com with ESMTPSA id g29sm673784lfj.212.2021.10.01.02.41.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Oct 2021 02:41:53 -0700 (PDT) From: Krzysztof Kozlowski To: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz , Sylwester Nawrocki , Tomasz Figa , Chanwoo Choi , 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 Subject: [PATCH v2 07/10] dt-bindings: mfd: samsung,s2mps11: convert to dtschema Date: Fri, 1 Oct 2021 11:41:03 +0200 Message-Id: <20211001094106.52412-8-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211001094106.52412-1-krzysztof.kozlowski@canonical.com> References: <20211001094106.52412-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Convert the MFD part of Samsung S2MPS11/S2MPS13/S2MPS14/S2MPS15/S2MPU02 family of PMICs to DT schema format. Previously the bindings were mostly in mfd/samsung,sec-core.txt. The conversion copies parts of description from existing bindings therefore the license is not changed from GPLv2. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Rob Herring --- .../bindings/mfd/samsung,s2mps11.yaml | 267 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 268 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml diff --git a/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml b/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml new file mode 100644 index 000000000000..771b3f16da96 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml @@ -0,0 +1,267 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/samsung,s2mps11.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPS11/13/14/15 and S2MPU02 Power Management IC + +maintainers: + - Krzysztof Kozlowski + +description: | + This is a part of device tree bindings for S2M and S5M family of Power + Management IC (PMIC). + + The Samsung S2MPS11/13/14/15 and S2MPU02 is a family of Power Management IC + which include voltage and current regulators, RTC, clock outputs and other + sub-blocks. + +properties: + compatible: + enum: + - samsung,s2mps11-pmic + - samsung,s2mps13-pmic + - samsung,s2mps14-pmic + - samsung,s2mps15-pmic + - samsung,s2mpu02-pmic + + clocks: + $ref: ../clock/samsung,s2mps11.yaml + description: + Child node describing clock provider. + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + + regulators: + type: object + description: + List of child nodes that specify the regulators. + + samsung,s2mps11-acokb-ground: + description: | + Indicates that ACOKB pin of S2MPS11 PMIC is connected to the ground so + the PMIC must manually set PWRHOLD bit in CTRL1 register to turn off the + power. Usually the ACOKB is pulled up to VBATT so when PWRHOLD pin goes + low, the rising ACOKB will trigger power off. + type: boolean + + samsung,s2mps11-wrstbi-ground: + description: | + Indicates that WRSTBI pin of PMIC is pulled down. When the system is + suspended it will always go down thus triggerring unwanted buck warm + reset (setting buck voltages to default values). + type: boolean + + wakeup-source: true + +required: + - compatible + - reg + - regulators + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + const: samsung,s2mps11-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mps11.yaml + samsung,s2mps11-wrstbi-ground: false + + - if: + properties: + compatible: + contains: + const: samsung,s2mps13-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mps13.yaml + samsung,s2mps11-acokb-ground: false + + - if: + properties: + compatible: + contains: + const: samsung,s2mps14-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mps14.yaml + samsung,s2mps11-acokb-ground: false + samsung,s2mps11-wrstbi-ground: false + + - if: + properties: + compatible: + contains: + const: samsung,s2mps15-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mps15.yaml + samsung,s2mps11-acokb-ground: false + samsung,s2mps11-wrstbi-ground: false + + - if: + properties: + compatible: + contains: + const: samsung,s2mpu02-pmic + then: + properties: + regulators: + $ref: ../regulator/samsung,s2mpu02.yaml + samsung,s2mps11-acokb-ground: false + samsung,s2mps11-wrstbi-ground: false + +examples: + - | + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@66 { + compatible = "samsung,s2mps11-pmic"; + reg = <0x66>; + + interrupt-parent = <&gpx0>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&s2mps11_irq>; + samsung,s2mps11-acokb-ground; + wakeup-source; + + clocks { + compatible = "samsung,s2mps11-clk"; + #clock-cells = <1>; + clock-output-names = "s2mps11_ap", "s2mps11_cp", "s2mps11_bt"; + }; + + regulators { + LDO1 { + regulator-name = "vdd_ldo1"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + LDO4 { + regulator-name = "vdd_adc"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + // .... + + BUCK1 { + regulator-name = "vdd_mif"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + regulator-boot-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + BUCK2 { + regulator-name = "vdd_arm"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1500000>; + regulator-always-on; + regulator-boot-on; + regulator-coupled-with = <&buck3_reg>; + regulator-coupled-max-spread = <300000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + BUCK3 { + regulator-name = "vdd_int"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1400000>; + regulator-always-on; + regulator-boot-on; + regulator-coupled-with = <&buck2_reg>; + regulator-coupled-max-spread = <300000>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + // ... + }; + }; + }; + + - | + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + pmic@66 { + compatible = "samsung,s2mps14-pmic"; + reg = <0x66>; + + interrupt-parent = <&gpx0>; + interrupts = <7 IRQ_TYPE_LEVEL_LOW>; + wakeup-source; + + clocks { + compatible = "samsung,s2mps14-clk"; + #clock-cells = <1>; + clock-output-names = "s2mps14_ap", "unused", "s2mps14_bt"; + }; + + regulators { + LDO1 { + regulator-name = "VLDO1_1.0V"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + + regulator-state-mem { + regulator-on-in-suspend; + }; + }; + + // ... + + BUCK1 { + regulator-name = "VBUCK1_1.0V"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + // ... + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 5a7cb990b182..2de215d1274c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16600,6 +16600,7 @@ L: linux-kernel@vger.kernel.org L: linux-samsung-soc@vger.kernel.org S: Supported F: Documentation/devicetree/bindings/clock/samsung,s2mps11.yaml +F: Documentation/devicetree/bindings/mfd/samsung,s2m*.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*.yaml