From patchwork Thu Jun 8 07:33:13 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: chenjh chenjh X-Patchwork-Id: 9774097 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B3F846034B for ; Thu, 8 Jun 2017 07:35:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A19B527C05 for ; Thu, 8 Jun 2017 07:35:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 956FF274D2; Thu, 8 Jun 2017 07:35:23 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 437E9274D2 for ; Thu, 8 Jun 2017 07:35:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751935AbdFHHfD (ORCPT ); Thu, 8 Jun 2017 03:35:03 -0400 Received: from regular1.263xmail.com ([211.150.99.140]:37922 "EHLO regular1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751619AbdFHHfB (ORCPT ); Thu, 8 Jun 2017 03:35:01 -0400 Received: from chenjh?rock-chips.com (unknown [192.168.167.204]) by regular1.263xmail.com (Postfix) with ESMTP id 6E9C14CFD; Thu, 8 Jun 2017 15:34:26 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost.localdomain (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id B60153A3; Thu, 8 Jun 2017 15:34:22 +0800 (CST) X-RL-SENDER: chenjh@rock-chips.com X-FST-TO: gnurou@gmail.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: chenjh@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: chenjh@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 6334XFVNK4; Thu, 08 Jun 2017 15:34:26 +0800 (CST) From: Jianhong Chen To: gnurou@gmail.com, linus.walleij@linaro.org, dmitry.torokhov@gmail.com Cc: linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, huangtao@rock-chips.com, tony.xie@rock-chips.com, zhangqing@rock-chips.com, devicetree@vger.kernel.org, w.egorov@phytec.de, lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, linux-gpio@vger.kernel.org, linux-input@vger.kernel.org, chenjh Subject: [PATCH v6 12/12] gpio: dt-bindings: add bindings for Rockchip RK805 PMIC Date: Thu, 8 Jun 2017 15:33:13 +0800 Message-Id: <1496907193-29294-1-git-send-email-chenjh@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1496905959-29202-1-git-send-email-chenjh@rock-chips.com> References: <1496905959-29202-1-git-send-email-chenjh@rock-chips.com> Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: chenjh Add device tree bindings documentation for Rockchip's RK805 PMIC Signed-off-by: chenjh Acked-by: Linus Walleij --- .../devicetree/bindings/gpio/gpio-rk805.txt | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-rk805.txt diff --git a/Documentation/devicetree/bindings/gpio/gpio-rk805.txt b/Documentation/devicetree/bindings/gpio/gpio-rk805.txt new file mode 100644 index 0000000..98b75fa --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-rk805.txt @@ -0,0 +1,37 @@ +RK805 GPIO controller + +This driver follows the usual GPIO bindings found in +Documentation/devicetree/bindings/gpio/gpio.txt + +Required properties: +- #gpio-cells: Should be two. The first cell is the pin number and the + second is the GPIO flags. +- gpio-controller: Marks the device node as a GPIO controller. + +These properties must be added in the RK805 PMIC node, documented in +Documentation/devicetree/bindings/mfd/rk808.txt + +Example: + +rk805: pmic@18 { + compatible = "rockchip,rk808"; + clock-output-names = "xin32k", "rk808-clkout2"; + interrupt-parent = <&gpio0>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + reg = <0x1a>; + rockchip,system-power-controller; + wakeup-source; + #clock-cells = <1>; + ... + gpio-controller; + #gpio-cells = <2>; +}; + + +Example of a peripheral using the PMIC GPIOs: + +wireless-bluetooth { + compatible = "bluetooth-platdata"; + ... + gpios = <&rk805 0 GPIO_ACTIVE_HIGH>, <&rk805 1 GPIO_ACTIVE_HIGH>; +};