From patchwork Fri Jun 14 03:14:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Xie X-Patchwork-Id: 10994235 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D3549924 for ; Fri, 14 Jun 2019 03:28:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C3199212BE for ; Fri, 14 Jun 2019 03:28:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B3E6B262AE; Fri, 14 Jun 2019 03:28:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,RCVD_IN_SORBS_WEB autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 35113212BE for ; Fri, 14 Jun 2019 03:28:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=v5QI7fsX6D8titqq9tL9MIqJdyVWkXRiDJhvJ0nmRec=; b=si4EsP5mNyLN2b8Iqhf4E9eZ1a div5V1kAfZcvzMdf6T2sdStRuydVzhGCw5rcKMPRuvduzBkUxzjPO7UIPTig9FtH550Wrtb31XYMK c0d0i0VV69OuAOalzrtNJHC1FPFXwTPblIVqIJ8m/ehaESzxaosYHyZ3Caf5zfI/NDBP+uxFCDoD9 ORHokpxNijnukxYTXQ7pC0vyzUeGbN0BuK/EXwoeQRm9a2tyoTZLukBMwd53+SNrU0mp/VWTicjN+ V9ie252BYvDCMw1juXTi1rGINLeE8vzjFg5qWSwre+kvhpmKVZ3oDyWjRX0q1RbQ+cHEaenzRV4dk 74dxVi9g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hbcsx-000086-8E; Fri, 14 Jun 2019 03:28:16 +0000 Received: from lucky1.263xmail.com ([211.157.147.135]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hbcfv-0001ys-0Z; Fri, 14 Jun 2019 03:14:53 +0000 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 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> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190613_201447_433580_9F60BB40 X-CRM114-Status: UNSURE ( 9.89 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, a.zummo@towertech.it, alexandre.belloni@bootlin.com, tony.xie@rock-chips.com, huangtao@rock-chips.com, devicetree@vger.kernel.org, sboyd@kernel.org, zhangqing@rock-chips.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, xsf@rock-chips.com, linux-rockchip@lists.infradead.org, broonie@kernel.org, chenjh@rock-chips.com, lee.jones@linaro.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rtc@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP 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