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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 3E51FC43381 for ; Mon, 18 Feb 2019 11:24:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 17AC22147C for ; Mon, 18 Feb 2019 11:24:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730601AbfBRLXa (ORCPT ); Mon, 18 Feb 2019 06:23:30 -0500 Received: from szxga06-in.huawei.com ([45.249.212.32]:46676 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729204AbfBRLX3 (ORCPT ); Mon, 18 Feb 2019 06:23:29 -0500 Received: from DGGEMS409-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id E3116E51F271F863CC47; Mon, 18 Feb 2019 19:23:26 +0800 (CST) Received: from vm100-107-113-134.huawei.com (100.107.113.134) by DGGEMS409-HUB.china.huawei.com (10.3.19.209) with Microsoft SMTP Server id 14.3.408.0; Mon, 18 Feb 2019 19:23:17 +0800 From: Yu Chen To: , , CC: , , , , , , , , , , , , , , Yu Chen , Sergei Shtylyov , Rob Herring , "Mark Rutland" , Binghui Wang Subject: [PATCH v2 02/10] dt-bindings: misc: Add bindings for HiSilicon usb hub and data role switch functionality on HiKey960 Date: Mon, 18 Feb 2019 19:23:02 +0800 Message-ID: <20190218112310.17860-3-chenyu56@huawei.com> X-Mailer: git-send-email 2.15.0-rc2 In-Reply-To: <20190218112310.17860-1-chenyu56@huawei.com> References: <20190218112310.17860-1-chenyu56@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [100.107.113.134] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds binding documentation to support usb hub and usb data role switch of Hisilicon HiKey960 Board. Cc: Sergei Shtylyov Cc: Rob Herring Cc: Mark Rutland Cc: John Stultz Cc: Binghui Wang Signed-off-by: Yu Chen --- v1: * Fix some format errors as suggested by Sergei. * Modify gpio description to use gpiod API. v2: * Remove information about Hikey. * Fix gpio description. * Remove device_type of endpoint. --- --- .../bindings/misc/hisilicon-hikey-usb.txt | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/misc/hisilicon-hikey-usb.txt diff --git a/Documentation/devicetree/bindings/misc/hisilicon-hikey-usb.txt b/Documentation/devicetree/bindings/misc/hisilicon-hikey-usb.txt new file mode 100644 index 000000000000..c2b789b515df --- /dev/null +++ b/Documentation/devicetree/bindings/misc/hisilicon-hikey-usb.txt @@ -0,0 +1,35 @@ +Support usb hub and usb data role switch of Hisilicon HiKey960 Board. + +----------------------------- + +Required properties: +- compatible: "hisilicon,gpio-hubv1","hisilicon,hikey960-usb" +- typec-vbus-gpios: gpio to control the vbus of typeC port +- typec-vbus-enable-val: gpio value that enable the vbus of typeC port +- otg-switch-gpios: gpio to switch DP & DM between the hub and typeC port +- hub-vdd33-en-gpios: gpio to enable the power of hub +- pinctrl-0: pinctrl config + +Example +----- + + hisi_hikey_usb: hisi_hikey_usb { + compatible = "hisilicon,hikey960-usb"; + typec-vbus-gpios = <&gpio25 2 0>; + typec-vbus-enable-val = <1>; + otg-switch-gpios = <&gpio25 6 0>; + hub-vdd33-en-gpios = <&gpio5 6 0>; + pinctrl-names = "default"; + pinctrl-0 = <&usbhub5734_pmx_func>; + + port { + #address-cells = <1>; + #size-cells = <0>; + + hikey_usb_ep: endpoint@0 { + reg = <0>; + remote-endpoint = <&dwc3_role_switch_notify>; + }; + }; + + }; -- 2.15.0-rc2