From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4DEAC31E4B for ; Fri, 14 Jun 2019 03:22:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A5C71206BB for ; Fri, 14 Jun 2019 03:22:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726847AbfFNDWS (ORCPT ); Thu, 13 Jun 2019 23:22:18 -0400 Received: from lucky1.263xmail.com ([211.157.147.135]:51970 "EHLO lucky1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726635AbfFNDWH (ORCPT ); Thu, 13 Jun 2019 23:22:07 -0400 Received: from tony.xie?rock-chips.com (unknown [192.168.167.229]) by lucky1.263xmail.com (Postfix) with ESMTP id 594E936A2C; Fri, 14 Jun 2019 11:14:44 +0800 (CST) X-263anti-spam: KSV:0;BIG:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ADDR-CHECKED4: 1 X-ABS-CHECKED: 1 X-SKE-CHECKED: 1 X-ANTISPAM-LEVEL: 2 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P13273T140214467016448S1560482074692142_; Fri, 14 Jun 2019 11:14:43 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <389d14951bffabbc1d871a1212109d1c> X-RL-SENDER: tony.xie@rock-chips.com X-SENDER: xxx@rock-chips.com X-LOGIN-NAME: tony.xie@rock-chips.com X-FST-TO: heiko@sntech.de X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 From: Tony Xie To: heiko@sntech.de Cc: broonie@kernel.org, lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, a.zummo@towertech.it, alexandre.belloni@bootlin.com, sboyd@kernel.org, linux-clk@vger.kernel.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, chenjh@rock-chips.com, xsf@rock-chips.com, zhangqing@rock-chips.com, huangtao@rock-chips.com, tony.xie@rock-chips.com Subject: [PATCH v9 4/6] dt-bindings: mfd: rk808: Add binding information for RK809 and RK817. Date: Thu, 13 Jun 2019 23:14:23 -0400 Message-Id: <20190614031425.15741-5-tony.xie@rock-chips.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190614031425.15741-1-tony.xie@rock-chips.com> References: <20190614031425.15741-1-tony.xie@rock-chips.com> Sender: linux-rtc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rtc@vger.kernel.org Add device tree bindings documentation for Rockchip's RK809 & RK817 PMIC. Signed-off-by: Tony Xie Reviewed-by: Rob Herring Acked-for-MFD-by: Lee Jones --- .../devicetree/bindings/mfd/rk808.txt | 44 +++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/Documentation/devicetree/bindings/mfd/rk808.txt b/Documentation/devicetree/bindings/mfd/rk808.txt index 1683ec3245bc..04df07f6f793 100644 --- a/Documentation/devicetree/bindings/mfd/rk808.txt +++ b/Documentation/devicetree/bindings/mfd/rk808.txt @@ -3,11 +3,15 @@ RK8XX Power Management Integrated Circuit The rk8xx family current members: rk805 rk808 +rk809 +rk817 rk818 Required properties: - compatible: "rockchip,rk805" - compatible: "rockchip,rk808" +- compatible: "rockchip,rk809" +- compatible: "rockchip,rk817" - compatible: "rockchip,rk818" - reg: I2C slave address - interrupts: the interrupt outputs of the controller. @@ -45,6 +49,23 @@ Optional RK808 properties: the gpio controller. If DVS GPIOs aren't present, voltage changes will happen very quickly with no slow ramp time. +Optional shared RK809 and RK817 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 +- vcc5-supply: The input supply for LDO_REG1, LDO_REG2, LDO_REG3 +- vcc6-supply: The input supply for LDO_REG4, LDO_REG5, LDO_REG6 +- vcc7-supply: The input supply for LDO_REG7, LDO_REG8, LDO_REG9 + +Optional RK809 properties: +- vcc8-supply: The input supply for SWITCH_REG1 +- vcc9-supply: The input supply for DCDC_REG5, SWITCH_REG2 + +Optional RK817 properties: +- vcc8-supply: The input supply for BOOST +- vcc9-supply: The input supply for OTG_SWITCH + Optional RK818 properties: - vcc1-supply: The input supply for DCDC_REG1 - vcc2-supply: The input supply for DCDC_REG2 @@ -86,6 +107,21 @@ number as described in RK808 datasheet. - SWITCH_REGn - valid values for n are 1 to 2 +Following regulators of the RK809 and RK817 PMIC blocks are supported. Note that +the 'n' in regulator name, as in DCDC_REGn or LDOn, represents the DCDC or LDO +number as described in RK809 and RK817 datasheets. + + - DCDC_REGn + - valid values for n are 1 to 5 for RK809. + - valid values for n are 1 to 4 for RK817. + - LDO_REGn + - valid values for n are 1 to 9 for RK809. + - valid values for n are 1 to 9 for RK817. + - SWITCH_REGn + - valid values for n are 1 to 2 for RK809. + - BOOST for RK817 + - OTG_SWITCH for RK817 + 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. @@ -98,6 +134,14 @@ number as described in RK818 datasheet. - HDMI_SWITCH - OTG_SWITCH +It is necessary to configure three pins for both the RK809 and RK817, the three +pins are "gpio_ts" "gpio_gt" "gpio_slp". + The gpio_gt and gpio_ts pins support the gpio function. + The gpio_slp pin is for controlling the pmic states, as below: + - reset + - power down + - sleep + Standard regulator bindings are used inside regulator subnodes. Check Documentation/devicetree/bindings/regulator/regulator.txt for more details -- 2.17.1