From patchwork Thu Jan 31 09:08:16 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Xie X-Patchwork-Id: 10790147 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 97F2C91E for ; Thu, 31 Jan 2019 09:09:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 95F1F2F979 for ; Thu, 31 Jan 2019 09:09:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8A2962F990; Thu, 31 Jan 2019 09:09:22 +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 1E0042F979 for ; Thu, 31 Jan 2019 09:09:22 +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=aMXP/B1VgaaconuCo9p9I5D0PD xpPpYZo5Kv/XR0JBHeqkwyqea8wooaBcXEq8DELaA5t8U6uC8H0tEhtwzksT2FUfAszsK+xUzpo78 i/m1aHGiUZ7z5lTYcrRiTzhp9JOqj1IXb032/hieCRqYd9/EekoBWcezQ7N6v1/Bwz7TRnpYjfv9u JuuHp48/um4O6KEHAoY56Zodo7tGN0IVVifbZw3dgm4+TxyCjSbm4T3D6E2oPKG+7Y1t5AgaWEKuL ARl87Pr4M0uM+UPJWT5wN7TPmqVtFpZACqercjlEJw8NHSaGEVTyge+CEgknVuHpT55sEEfH6E6eT c6ssT+YA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gp8LU-0005FZ-2C; Thu, 31 Jan 2019 09:09:16 +0000 Received: from lucky1.263xmail.com ([211.157.147.131]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gp8Kr-0004i7-Hf; Thu, 31 Jan 2019 09:08:40 +0000 Received: from tony.xie?rock-chips.com (unknown [192.168.167.239]) by lucky1.263xmail.com (Postfix) with ESMTP id B6FA756DD; Thu, 31 Jan 2019 17:08:30 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P15936T140240995997440S1548925701923727_; Thu, 31 Jan 2019 17:08:30 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <52771a5e547146586e147716758ac19a> 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: xxx@rock-chips.com X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 From: Tony Xie To: tony.xie@rock-chips.com Subject: [PATCH v7 4/6] dt-bindings: mfd: rk808: Add binding information for RK809 and RK817. Date: Thu, 31 Jan 2019 04:08:16 -0500 Message-Id: <20190131090818.17430-5-tony.xie@rock-chips.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190131090818.17430-1-tony.xie@rock-chips.com> References: <20190131090818.17430-1-tony.xie@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190131_010837_945884_FEE6F0A5 X-CRM114-Status: GOOD ( 11.97 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.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