From patchwork Fri Apr 8 09:47:41 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wadim Egorov X-Patchwork-Id: 607947 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3qhFLB2sdxz9snm for ; Fri, 8 Apr 2016 19:59:30 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758054AbcDHJ6m (ORCPT ); Fri, 8 Apr 2016 05:58:42 -0400 Received: from mail.rapiddevelopmentkit.de ([217.6.246.34]:60025 "EHLO root.phytec.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757483AbcDHJ6l (ORCPT ); Fri, 8 Apr 2016 05:58:41 -0400 X-Greylist: delayed 423 seconds by postgrey-1.27 at vger.kernel.org; Fri, 08 Apr 2016 05:58:40 EDT Received: from idefix.phytec.de (idefix.phytec.de [172.16.0.10]) by root.phytec.de (Postfix) with ESMTP id B9EC3A00438; Fri, 8 Apr 2016 11:52:14 +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 2016040811513513-26598 ; Fri, 8 Apr 2016 11:51:35 +0200 From: Wadim Egorov To: linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org Cc: robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, lee.jones@linaro.org, lgirdwood@gmail.com, broonie@kernel.org, dianders@chromium.org, zyw@rock-chips.com Subject: [RFC 3/3] mfd: dt-bindings: Add RK818 device tree bindings document Date: Fri, 8 Apr 2016 11:47:41 +0200 Message-Id: <1460108861-32818-4-git-send-email-w.egorov@phytec.de> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1460108861-32818-1-git-send-email-w.egorov@phytec.de> References: <1460108861-32818-1-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 08.04.2016 11:51:35, Serialize by Router on Idefix/Phytec(Release 9.0.1FP5 HF413|March 21, 2016) at 08.04.2016 11:51:35, Serialize complete at 08.04.2016 11:51:35 X-TNEFEvaluated: 1 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add device tree bindings documentation for rockchip's RK818 pmic. Signed-off-by: Wadim Egorov --- 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..8cceb07 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