From patchwork Wed Jan 27 02:57:43 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wenyou Yang X-Patchwork-Id: 8128941 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 2C095BEEED for ; Wed, 27 Jan 2016 03:03:06 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4ABF5202BE for ; Wed, 27 Jan 2016 03:03:05 +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 70E3220279 for ; Wed, 27 Jan 2016 03:03:04 +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 1aOGMN-0001Xo-0v; Wed, 27 Jan 2016 03:01:31 +0000 Received: from nasmtp02.atmel.com ([204.2.163.16] helo=SJOEDG01.corp.atmel.com) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aOGMK-0001Oh-0d for linux-arm-kernel@lists.infradead.org; Wed, 27 Jan 2016 03:01:28 +0000 Received: from apsmtp01.atmel.com (10.168.254.30) by sjoedg01.corp.atmel.com (10.64.253.30) with Microsoft SMTP Server (TLS) id 14.3.235.1; Tue, 26 Jan 2016 19:08:19 -0800 Received: from shaarm01.corp.atmel.com (10.168.254.13) by apsmtp01.corp.atmel.com (10.168.254.30) with Microsoft SMTP Server id 14.3.235.1; Wed, 27 Jan 2016 11:02:41 +0800 From: Wenyou Yang To: Liam Girdwood , Mark Brown , "Rob Herring" , Pawel Moll , Ian Campbell , Kumar Gala Subject: [PATCH v4 2/2] regulator: add documentation for ACT8945A's regulator DT bindings Date: Wed, 27 Jan 2016 10:57:43 +0800 Message-ID: <1453863463-30515-3-git-send-email-wenyou.yang@atmel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1453863463-30515-1-git-send-email-wenyou.yang@atmel.com> References: <1453863463-30515-1-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-20160126_190128_107732_AA98FB5F X-CRM114-Status: GOOD ( 11.92 ) X-Spam-Score: -1.9 (-) 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 , Peter Korsgaard , Javier Martinez Canillas , Lee Jones , 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 This patch adds documentation for the DT bindings of the regulator subdevice of ACT8945A MFD. Signed-off-by: Wenyou Yang Acked-by: Rob Herring --- Changes in v4: None Changes in v3: None Changes in v2: - add Acked-by Rob Herring. .../bindings/regulator/act8945a-regulator.txt | 78 ++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/act8945a-regulator.txt diff --git a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt new file mode 100644 index 0000000..0e08a3e --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt @@ -0,0 +1,78 @@ +Device-Tree bindings for regulators of Active-semi ACT8945A Multi-Function Device + +Required properties: + - compatible: "active-semi,act8945a-regulator" + +Optional properties: +- active-semi,vsel-high: Indicates if the VSEL pin is set to logic-high. + If this property is missing, assume the VSEL pin is set to logic-low. + +Optional input supply properties: + - vp1-supply: The input supply for REG_DCDC1 + - vp2-supply: The input supply for REG_DCDC2 + - vp3-supply: The input supply for REG_DCDC3 + - inl45-supply: The input supply for REG_LDO1 and REG_LDO2 + - inl67-supply: The input supply for REG_LDO3 and REG_LDO4 + +Any standard regulator properties can be used to configure the single regulator. + +The valid names for regulators are: + REG_DCDC1, REG_DCDC2, REG_DCDC3, REG_LDO1, REG_LDO2, REG_LDO3, REG_LDO4. + +Example: + + pmic { + compatible = "active-semi,act8945a-regulator"; + active-semi,vsel-high; + + regulators { + vdd_1v35_reg: REG_DCDC1 { + regulator-name = "VDD_1V35"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + }; + + vdd_1v2_reg: REG_DCDC2 { + regulator-name = "VDD_1V2"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + }; + + vdd_3v3_reg: REG_DCDC3 { + regulator-name = "VDD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_fuse_reg: REG_LDO1 { + regulator-name = "VDD_FUSE"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-always-on; + }; + + vdd_3v3_lp_reg: REG_LDO2 { + regulator-name = "VDD_3V3_LP"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_led_reg: REG_LDO3 { + regulator-name = "VDD_LED"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_sdhc_1v8_reg: REG_LDO4 { + regulator-name = "VDD_SDHC_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + }; + };