From patchwork Tue Jan 12 08:05:15 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wenyou Yang X-Patchwork-Id: 8014701 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id E5D3FBEEE5 for ; Tue, 12 Jan 2016 08:10:33 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 01E4C20394 for ; Tue, 12 Jan 2016 08:10:33 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 246CE2038A for ; Tue, 12 Jan 2016 08:10:32 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aIu0v-00010d-7y; Tue, 12 Jan 2016 08:09:13 +0000 Received: from nasmtp01.atmel.com ([192.199.1.246] helo=DVREDG02.corp.atmel.com) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aIu0r-0000X8-Kf for linux-arm-kernel@lists.infradead.org; Tue, 12 Jan 2016 08:09:10 +0000 Received: from apsmtp01.atmel.com (10.168.254.31) by DVREDG02.corp.atmel.com (10.42.103.31) with Microsoft SMTP Server (TLS) id 14.3.235.1; Tue, 12 Jan 2016 01:08:45 -0700 Received: from shaarm01.corp.atmel.com (10.168.254.13) by apsmtp01.atmel.com (10.168.254.31) with Microsoft SMTP Server id 14.3.235.1; Tue, 12 Jan 2016 16:10:12 +0800 From: Wenyou Yang To: Lee Jones , Rob Herring , "Pawel Moll" , Mark Rutland , Ian Campbell , Kumar Gala Subject: [PATCH v2 2/2] mfd: add documentation for ACT8945A DT bindings Date: Tue, 12 Jan 2016 16:05:15 +0800 Message-ID: <1452585915-551-3-git-send-email-wenyou.yang@atmel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1452585915-551-1-git-send-email-wenyou.yang@atmel.com> References: <1452585915-551-1-git-send-email-wenyou.yang@atmel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160112_000909_968629_82967451 X-CRM114-Status: GOOD ( 11.73 ) X-Spam-Score: -4.2 (----) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Krzysztof Kozlowski , Nicolas Ferre , linux-kernel@vger.kernel.org, Wenyou Yang , Javier Martinez Canillas , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The Active-semi ACT8945A PMIC is a Multi-Function Device, it has two subdevices: - Regulator - Charger This patch adds documentation for ACT8945A DT bindings. Signed-off-by: Wenyou Yang --- Changes in v2: - use more specific label in Example. - add pmic and charger nodes in Example. Documentation/devicetree/bindings/mfd/act8945a.txt | 82 ++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/act8945a.txt diff --git a/Documentation/devicetree/bindings/mfd/act8945a.txt b/Documentation/devicetree/bindings/mfd/act8945a.txt new file mode 100644 index 0000000..e4a8aaf --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/act8945a.txt @@ -0,0 +1,82 @@ +Device-Tree bindings for Active-semi ACT8945A MFD driver + +Required properties: + - compatible: "active-semi,act8945a". + - reg: the I2C slave address for the ACT8945A chip + +The chip exposes two subdevices: + - a regulators: see ../regulator/act8945a-regulator.txt + - a charger: see ../power/act8945a-charger.txt + +Example: + act8945a@5b { + compatible = "active-semi,act8945a"; + reg = <0x5b>; + status = "okay"; + + pmic { + compatible = "active-semi,act8945a-regulator"; + active-semi,vsel-high; + + regulators { + vdd_1v35_reg: DCDC_REG1 { + regulator-name = "VDD_1V35"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + }; + + vdd_1v2_reg: DCDC_REG2 { + regulator-name = "VDD_1V2"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + }; + + vdd_3v3_reg: DCDC_REG3 { + regulator-name = "VDD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_fuse_reg: LDO_REG1 { + regulator-name = "VDD_FUSE"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-always-on; + }; + + vdd_3v3_lp_reg: LDO_REG2 { + regulator-name = "VDD_3V3_LP"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_led_reg: LDO_REG3 { + regulator-name = "VDD_LED"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_sdhc_1v8_reg: LDO_REG4 { + regulator-name = "VDD_SDHC_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + }; + }; + + charger { + compatible = "active-semi,act8945a-charger"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_charger_chglev>; + active-semi,chglev-gpio = <&pioA 12 GPIO_ACTIVE_HIGH>; + active-semi,input_voltage_threshold = <6600>; + active-semi,precondition_timeout = <40>; + active-semi,total_timeout = <3>; + }; + };