From patchwork Fri Apr 15 09:16:30 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wadim Egorov X-Patchwork-Id: 8846701 Return-Path: X-Original-To: patchwork-linux-rockchip@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 C1406C0553 for ; Fri, 15 Apr 2016 09:22:56 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CFDBD20131 for ; Fri, 15 Apr 2016 09:22:55 +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 EA2B5200C1 for ; Fri, 15 Apr 2016 09:22:54 +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 1aqzxl-0001Nx-TP; Fri, 15 Apr 2016 09:22:53 +0000 Received: from mail.visioncatalog.com ([217.6.246.34] helo=root.phytec.de) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aqzwO-0000Ks-He; Fri, 15 Apr 2016 09:21:31 +0000 Received: from idefix.phytec.de (idefix.phytec.de [172.16.0.10]) by root.phytec.de (Postfix) with ESMTP id 40865A003F3; Fri, 15 Apr 2016 11:21:23 +0200 (CEST) Received: from augenblix.phytec.de ([172.16.0.56]) by idefix.phytec.de (IBM Domino Release 9.0.1FP5 HF413) with ESMTP id 2016041511204101-57119 ; Fri, 15 Apr 2016 11:20:41 +0200 From: Wadim Egorov To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, rtc-linux@googlegroups.com, linux-rockchip@lists.infradead.org Subject: [PATCH 6/6] mfd: dt-bindings: Add RK818 device tree bindings document Date: Fri, 15 Apr 2016 11:16:30 +0200 Message-Id: <1460711790-22646-7-git-send-email-w.egorov@phytec.de> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1460711790-22646-1-git-send-email-w.egorov@phytec.de> References: <1460711790-22646-1-git-send-email-w.egorov@phytec.de> X-MIMETrack: Itemize by SMTP Server on Idefix/Phytec(Release 9.0.1FP5 HF413|March 21, 2016) at 15.04.2016 11:20:41, Serialize by Router on Idefix/Phytec(Release 9.0.1FP5 HF413|March 21, 2016) at 15.04.2016 11:20:41, Serialize complete at 15.04.2016 11:20:41 X-TNEFEvaluated: 1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160415_022129_277659_8E462034 X-CRM114-Status: UNSURE ( 9.46 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, k.kozlowski@samsung.com, geert+renesas@glider.be, mturquette@baylibre.com, dianders@chromium.org, sjoerd.simons@collabora.co.uk, alexandre.belloni@free-electrons.com, zyw@rock-chips.com, public_timo.s@silentcreek.de, lee.jones@linaro.org, linux@arm.linux.org.uk, pawel.moll@arm.com, javier@osg.samsung.com, kgene@kernel.org, treding@nvidia.com, arnd@arndb.de, ijc+devicetree@hellion.org.uk, robh+dt@kernel.org, a.zummo@towertech.it, sboyd@codeaurora.org, lgirdwood@gmail.com, broonie@kernel.org, galak@codeaurora.org, olof@lixom.net MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.2 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 Add device tree bindings documentation for Rockchip's RK818 PMIC. Signed-off-by: Wadim Egorov --- Changes since RFC: * fixed names and wildcards --- Documentation/devicetree/bindings/mfd/rk808.txt | 37 +++++++++++++++++++++++-- 1 file changed, 34 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/mfd/rk808.txt b/Documentation/devicetree/bindings/mfd/rk808.txt index 4ca6aab..5a01d51 100644 --- a/Documentation/devicetree/bindings/mfd/rk808.txt +++ b/Documentation/devicetree/bindings/mfd/rk808.txt @@ -1,7 +1,11 @@ -RK808 Power Management Integrated Circuit +RK8XX Power Management Integrated Circuit + +The rk8xx family current members: +rk808 +rk818 Required properties: -- compatible: "rockchip,rk808" +- compatible: "rockchip,rk808", "rockchip,rk818" - reg: I2C slave address - interrupt-parent: The parent interrupt controller. - interrupts: the interrupt outputs of the controller. @@ -13,6 +17,8 @@ Optional properties: default output clock name - rockchip,system-power-controller: Telling whether or not this pmic is controlling the system power. + +Optional RK808 properties: - vcc1-supply: The input supply for DCDC_REG1 - vcc2-supply: The input supply for DCDC_REG2 - vcc3-supply: The input supply for DCDC_REG3 @@ -29,7 +35,20 @@ Optional properties: the gpio controller. If DVS GPIOs aren't present, voltage changes will happen very quickly with no slow ramp time. -Regulators: All the regulators of RK808 to be instantiated shall be +Optional RK818 properties: +- vcc1-supply: The input supply for DCDC_REG1 +- vcc2-supply: The input supply for DCDC_REG2 +- vcc3-supply: The input supply for DCDC_REG3 +- vcc4-supply: The input supply for DCDC_REG4 +- boost-supply: The input supply for DCDC_BOOST +- vcc6-supply: The input supply for LDO_REG1 and LDO_REG2 +- vcc7-supply: The input supply for LDO_REG3, LDO_REG5 and LDO_REG7 +- vcc8-supply: The input supply for LDO_REG4, LDO_REG6 and LDO_REG8 +- vcc9-supply: The input supply for LDO_REG9 and SWITCH_REG +- h_5v-supply: The input supply for HDMI_SWITCH +- usb-supply: The input supply for OTG_SWITCH + +Regulators: All the regulators of RK8xx to be instantiated shall be listed in a child node named 'regulators'. Each regulator is represented by a child node of the 'regulators' node. @@ -48,6 +67,18 @@ number as described in RK808 datasheet. - SWITCH_REGn - valid values for n are 1 to 2 +Following regulators of the RK818 PMIC block are supported. Note that +the 'n' in regulator name, as in DCDC_REGn or LDOn, represents the DCDC or LDO +number as described in RK818 datasheet. + + - DCDC_REGn + - valid values for n are 1 to 4. + - LDO_REGn + - valid values for n are 1 to 9. + - SWITCH_REG + - HDMI_SWITCH + - OTG_SWITCH + Standard regulator bindings are used inside regulator subnodes. Check Documentation/devicetree/bindings/regulator/regulator.txt for more details