From patchwork Wed Oct 16 03:33:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 1177555 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.b="e6dZ4jnO"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46tHx32RhDz9sPp for ; Wed, 16 Oct 2019 14:35:03 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403805AbfJPDdq (ORCPT ); Tue, 15 Oct 2019 23:33:46 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:34031 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2403800AbfJPDdp (ORCPT ); Tue, 15 Oct 2019 23:33:45 -0400 Received: by mail-pl1-f196.google.com with SMTP id k7so10587856pll.1 for ; Tue, 15 Oct 2019 20:33:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=GYRc8Evk3wu8EUiuELp77RSTyUut+SJabJSgyybQCKc=; b=e6dZ4jnOdh701k6NIby9LePCeZk359ThphqZ/2dmJcm5ahDdEyvbcCb7e1qoumSLz0 8j+1PiF2T63bndbhCteIdZ/+q9rAHX7I70BI2N3BlLE9Mt562iWVzRA6MOYGzlpwWKcQ GxWtdyTnInOCSf5l461dxNA5c2yEklyi3Mzj6nxxJAWzf8tSW9nlA43PAX/DEFhL1x5K wmgkPA9ikT+8E1AQJ2eAIdMSaNcViHVg26qtyYT587vUUX/1mnFB4MICD79iJd31EkHg LFcGqZVjhYpd+WkBoT7+lhEmQevDkes86Ld4ASBmJgLVKKUK3mnqhH1jmHEmjuR00Kbw n2SQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=GYRc8Evk3wu8EUiuELp77RSTyUut+SJabJSgyybQCKc=; b=uAzY1ZF/D9sST8T6givgnd9467OoARAgCQawgGk7Sa7zi58G6TSzDRTengkV9lWOZ5 J8zXadflZT2wfzyav0Xvu9ojdz+XlV2KnPgaFcz47xmt+nGiGCj2jEF6WX0RV/oWYdzb BrCTX3Ut3lqPQKl7bJDtJDf5/JFv5I/APapqUEEnzGmXSHpt+C7T/gZmv3RMjP5sE8Df uThFADJQiS5pAUJaQfFQEU47k5cllxm48qjB8o0iNHhiEO5CclbotbQjI49vZOGuKvV+ C+EMTtTbJyEBwe/ZPXpyT+MTg+ryQlEgsMQjulsYNdg87/1zj0qjBfYc82Yzkg1NC8D0 MvoA== X-Gm-Message-State: APjAAAWDwr7W3/XS42avbau2+4ssw79OWAnuCgcpRZ7S3svXAY9/NJPp xdfcPCuhhPybk6NKI/tX/tDbVA== X-Google-Smtp-Source: APXvYqzi4gPMxKJwhqOxXiD5FPvDSBSoufhfjLaVn4yXk8AEbK4UogbAw0pn+zPiG0oPOnXiM33JVw== X-Received: by 2002:a17:902:a988:: with SMTP id bh8mr39613879plb.303.1571196824723; Tue, 15 Oct 2019 20:33:44 -0700 (PDT) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id l23sm748356pjy.12.2019.10.15.20.33.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Oct 2019 20:33:44 -0700 (PDT) From: John Stultz To: lkml Cc: John Stultz , Greg Kroah-Hartman , Rob Herring , Mark Rutland , ShuFan Lee , Heikki Krogerus , Suzuki K Poulose , Chunfeng Yun , Yu Chen , Felipe Balbi , Hans de Goede , Andy Shevchenko , Jun Li , Valentin Schneider , linux-usb@vger.kernel.org, devicetree@vger.kernel.org Subject: [RFC][PATCH v3 01/11] dt-bindings: usb: rt1711h: Add connector bindings Date: Wed, 16 Oct 2019 03:33:30 +0000 Message-Id: <20191016033340.1288-2-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191016033340.1288-1-john.stultz@linaro.org> References: <20191016033340.1288-1-john.stultz@linaro.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add connector binding documentation for Richtek RT1711H Type-C chip driver It was noted by Rob Herring that the rt1711h binding docs doesn't include the connector binding. Thus this patch adds such documentation following the details in Documentation/devicetree/bindings/usb/typec-tcpci.txt Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland CC: ShuFan Lee Cc: Heikki Krogerus Cc: Suzuki K Poulose Cc: Chunfeng Yun Cc: Yu Chen Cc: Felipe Balbi Cc: Hans de Goede Cc: Andy Shevchenko Cc: Jun Li Cc: Valentin Schneider Cc: linux-usb@vger.kernel.org Cc: devicetree@vger.kernel.org Reviewed-by: Rob Herring Signed-off-by: John Stultz --- .../bindings/usb/richtek,rt1711h.txt | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/richtek,rt1711h.txt b/Documentation/devicetree/bindings/usb/richtek,rt1711h.txt index d4cf53c071d9..e3fc57e605ed 100644 --- a/Documentation/devicetree/bindings/usb/richtek,rt1711h.txt +++ b/Documentation/devicetree/bindings/usb/richtek,rt1711h.txt @@ -6,10 +6,39 @@ Required properties: - interrupts : where a is the interrupt number and b represents an encoding of the sense and level information for the interrupt. +Required sub-node: +- connector: The "usb-c-connector" attached to the tcpci chip, the bindings + of connector node are specified in + Documentation/devicetree/bindings/connector/usb-connector.txt + Example : rt1711h@4e { compatible = "richtek,rt1711h"; reg = <0x4e>; interrupt-parent = <&gpio26>; interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + + usb_con: connector { + compatible = "usb-c-connector"; + label = "USB-C"; + data-role = "dual"; + power-role = "dual"; + try-power-role = "sink"; + source-pdos = ; + sink-pdos = ; + op-sink-microwatt = <10000000>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + usb_con_ss: endpoint { + remote-endpoint = <&usb3_data_ss>; + }; + }; + }; + }; }; From patchwork Wed Oct 16 03:33:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 1177553 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; 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Tue, 15 Oct 2019 20:33:49 -0700 (PDT) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id l23sm748356pjy.12.2019.10.15.20.33.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Oct 2019 20:33:48 -0700 (PDT) From: John Stultz To: lkml Cc: John Stultz , Greg Kroah-Hartman , Rob Herring , Mark Rutland , ShuFan Lee , Heikki Krogerus , Suzuki K Poulose , Chunfeng Yun , Yu Chen , Felipe Balbi , Hans de Goede , Andy Shevchenko , Jun Li , Valentin Schneider , Jack Pham , linux-usb@vger.kernel.org, devicetree@vger.kernel.org Subject: [RFC][PATCH v3 04/11] dt-bindings: usb: dwc3: Allow clock list & resets to be more flexible Date: Wed, 16 Oct 2019 03:33:33 +0000 Message-Id: <20191016033340.1288-5-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191016033340.1288-1-john.stultz@linaro.org> References: <20191016033340.1288-1-john.stultz@linaro.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Rather then adding another device specific binding to support hikey960, Rob Herring suggested we expand the current dwc3 binding to allow for variable numbers of clocks and resets. Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland CC: ShuFan Lee Cc: Heikki Krogerus Cc: Suzuki K Poulose Cc: Chunfeng Yun Cc: Yu Chen Cc: Felipe Balbi Cc: Hans de Goede Cc: Andy Shevchenko Cc: Jun Li Cc: Valentin Schneider Cc: Jack Pham Cc: linux-usb@vger.kernel.org Cc: devicetree@vger.kernel.org Suggested-by: Rob Herring Signed-off-by: John Stultz Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/usb/dwc3.txt | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt index 66780a47ad85..29768b0ca923 100644 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ b/Documentation/devicetree/bindings/usb/dwc3.txt @@ -7,7 +7,8 @@ Required properties: - compatible: must be "snps,dwc3" - reg : Address and length of the register set for the device - interrupts: Interrupts used by the dwc3 controller. - - clock-names: should contain "ref", "bus_early", "suspend" + - clock-names: list of clock names. Ideally should be "ref", + "bus_early", "suspend" but may be less or more. - clocks: list of phandle and clock specifier pairs corresponding to entries in the clock-names property. @@ -36,7 +37,7 @@ Optional properties: - phys: from the *Generic PHY* bindings - phy-names: from the *Generic PHY* bindings; supported names are "usb2-phy" or "usb3-phy". - - resets: a single pair of phandle and reset specifier + - resets: set of phandle and reset specifier pairs - snps,usb2-lpm-disable: indicate if we don't want to enable USB2 HW LPM - snps,usb3_lpm_capable: determines if platform is USB3 LPM capable - snps,dis-start-transfer-quirk: when set, disable isoc START TRANSFER command From patchwork Wed Oct 16 03:33:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 1177552 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.b="v2mpFWC0"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46tHwk4qtgz9sPK for ; Wed, 16 Oct 2019 14:34:46 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391051AbfJPDeq (ORCPT ); Tue, 15 Oct 2019 23:34:46 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:39193 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2403870AbfJPDd4 (ORCPT ); Tue, 15 Oct 2019 23:33:56 -0400 Received: by mail-pl1-f196.google.com with SMTP id s17so10568926plp.6 for ; Tue, 15 Oct 2019 20:33:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=2keRpRTlNq//agdfEU+WzxjuweOfNeyW5raNbEYcYgw=; b=v2mpFWC0YeHuM2R8yAg/xDpZt4YlyYEVb2YKwXwoQsMjqhvV4fsR1Q+zHo3hChIz74 MW6PS7z0+vutQPyCMifBfWFJu7BomzYe3pJZZNJX9fBPaYzen1Y83jxgqRXYBaS7U9H5 scyF2ijATEZVAZbM+jVPL3xBacyxLHMqGCOE2s+vXhdWKMN15J0X1c+Sg2O7EyOWXzvH V52YtiHaU85DASd1pNaSNMJRInWisTGPtptGEwmH6o7Nnegid13neEpqqP3dKTUMjQnJ tvTz2rC2F9gEnOwqvQdfEPwBq0sMvAzaAjD+WU5GOr/0YMnusEvDyJFkLqPqltkOQGC4 Vz+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=2keRpRTlNq//agdfEU+WzxjuweOfNeyW5raNbEYcYgw=; b=brmo7unqC+BRoglHI+WXh9i9NXTQUwE5fbQnpMetLozvGJqBoVUmH8i9M9OPpU60oD c7++5jwaOBKfN1e8mXDYQE4ej3bQBiT6dEP/VSh0N+9yYjEKuY8e4cuJqbbaVv+CSQxH rqYNntTim3BhydR2I4NzTNx1VOhz/sgaXCmIuidsZsjcLJNA0RNdfBzej+RZ35OrB0UL hLaCvdhvLgvhdCxCQ2JamyoTv+zEWx4BXGOZ+GmaqsJiigixOMilKRfMF44akcRENGu4 ng4ISiLpMl/DNvF+eFzX7+KNu1GgCe80qAVw9ET73E+lWOG6YPpmlqpV9P9zR2hSErfK PPnw== X-Gm-Message-State: APjAAAWf0Vtx5wEPo9/wtn0BcdbgA3XPXOIqr4Q2twU4lPk7XT7O5POg 19he8CfWGEBEgdwoW2qG9hBpaQ== X-Google-Smtp-Source: APXvYqzHJcZTagsu+7PgWeGgCQGg5oFBlQy68utODPD6pCC+Bv83uRYHQVAk7xRaFQ4dZKLhn4gl5g== X-Received: by 2002:a17:902:7891:: with SMTP id q17mr15072798pll.241.1571196835824; Tue, 15 Oct 2019 20:33:55 -0700 (PDT) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id l23sm748356pjy.12.2019.10.15.20.33.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Oct 2019 20:33:55 -0700 (PDT) From: John Stultz To: lkml Cc: John Stultz , Greg Kroah-Hartman , Rob Herring , Mark Rutland , ShuFan Lee , Heikki Krogerus , Suzuki K Poulose , Chunfeng Yun , Yu Chen , Felipe Balbi , Hans de Goede , Andy Shevchenko , Jun Li , Valentin Schneider , Jack Pham , linux-usb@vger.kernel.org, devicetree@vger.kernel.org Subject: [RFC][PATCH v3 08/11] dt-bindings: usb: generic: Add role-switch-default-host binding Date: Wed, 16 Oct 2019 03:33:37 +0000 Message-Id: <20191016033340.1288-9-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191016033340.1288-1-john.stultz@linaro.org> References: <20191016033340.1288-1-john.stultz@linaro.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add binding to configure the default role the controller assumes is host mode when the usb role is USB_ROLE_NONE. Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland CC: ShuFan Lee Cc: Heikki Krogerus Cc: Suzuki K Poulose Cc: Chunfeng Yun Cc: Yu Chen Cc: Felipe Balbi Cc: Hans de Goede Cc: Andy Shevchenko Cc: Jun Li Cc: Valentin Schneider Cc: Jack Pham Cc: linux-usb@vger.kernel.org Cc: devicetree@vger.kernel.org Signed-off-by: John Stultz Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/usb/generic.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/generic.txt b/Documentation/devicetree/bindings/usb/generic.txt index cf5a1ad456e6..013782fde293 100644 --- a/Documentation/devicetree/bindings/usb/generic.txt +++ b/Documentation/devicetree/bindings/usb/generic.txt @@ -34,6 +34,11 @@ Optional properties: the USB data role (USB host or USB device) for a given USB connector, such as Type-C, Type-B(micro). see connector/usb-connector.txt. + - role-switch-default-host: boolean, indicating if usb-role-switch is enabled + the device default operation mode of controller while + usb role is USB_ROLE_NONE is host mode. If this is not + set or false, it will be assumed the default is device + mode. This is an attribute to a USB controller such as: From patchwork Wed Oct 16 03:33:39 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 1177551 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.b="xYd2AltO"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46tHwQ4N0Yz9sPJ for ; Wed, 16 Oct 2019 14:34:30 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403916AbfJPDeC (ORCPT ); Tue, 15 Oct 2019 23:34:02 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:42371 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2403899AbfJPDeA (ORCPT ); Tue, 15 Oct 2019 23:34:00 -0400 Received: by mail-pf1-f196.google.com with SMTP id q12so13780464pff.9 for ; Tue, 15 Oct 2019 20:33:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=g5sQMXSMdWuSqvmdQD58X3h1zk5SjaH8Y+Tanu+qv7s=; b=xYd2AltOxj3y/Ve5vEQPkHNfpCqVzUI4h1Hkf4GwUtrRjBAR3I8+P5vvRXlAMF+VIj lOAoFNsMsXMtTUfsDZmToG3ETzPD4KKFUT+JgO5tIITA5efcDQc7e5ADqNqyf7OnBFo7 8Trebi8naNe9Hrv3Wf8lzKTYnqJv/rBY0PwLAhpC6iOmx5HUgiovPLa/tEUg7wBG1iiu Q4aJv6u02XbtnyN0bEGS6bXVcn/wWy9ewpbWtyWcud7BrGvhVM2CKEdrJqo9/fTpDlwd D7Bhmm6SQvPwc6Wi0UibcLOg/tqbRtIh9CqaWfWS63sbVEk2I4v0MryE86bkFYVz1Ud6 CcrA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=g5sQMXSMdWuSqvmdQD58X3h1zk5SjaH8Y+Tanu+qv7s=; b=tyx2Qn2dqkDUuk6Czo31Q2H0GI6YEORWiOR0Z6ulLryGFH6A5ijedVqUtyPvCff9AQ knKsC4ye2gH6Bk2BYUmxsCvOG4lIyVJsBDpXbffGP5oT1G7Dtwb7fnL/l9ATstMnCJLS KCNx/NFHW6Ts9iiq1NVyT1jZGLLHbjrcTGTHBm5AlVwxbxIyDwhfDvw4KzeCj8MkhWCU nV6/ckJg0bY9KXeIsP5Dy6HB8vVozKJar1DVyduKxEdlznbd0MJliTqVzMpWn1JDj/4m 02Gm7lJy+AktzDrlFB6nqNe3nXVSFsl9d8y2MukP1G3vt9BKju9aZzdk6+6x15qfrKE+ K7RQ== X-Gm-Message-State: APjAAAW10WhxQAjFxjMMp83X667ryLjgtKKviLvKIvVSCGXXiiaNgkxa +o6G01lu9EwrgMbPOyOINeR1xw== X-Google-Smtp-Source: APXvYqxdFeMofjrhcmy13r5JUspDNYDwqOMXH2WgRGuNbN+bj9FrOOgg9uXV3EB0TMfrXMdil541Aw== X-Received: by 2002:aa7:908b:: with SMTP id i11mr42817988pfa.186.1571196839121; Tue, 15 Oct 2019 20:33:59 -0700 (PDT) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id l23sm748356pjy.12.2019.10.15.20.33.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Oct 2019 20:33:58 -0700 (PDT) From: John Stultz To: lkml Cc: Yu Chen , Greg Kroah-Hartman , Rob Herring , Mark Rutland , ShuFan Lee , Heikki Krogerus , Suzuki K Poulose , Chunfeng Yun , Felipe Balbi , Hans de Goede , Andy Shevchenko , Jun Li , Valentin Schneider , Jack Pham , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, John Stultz Subject: [RFC][PATCH v3 10/11] dt-bindings: misc: Add bindings for HiSilicon usb hub and data role switch functionality on HiKey960 Date: Wed, 16 Oct 2019 03:33:39 +0000 Message-Id: <20191016033340.1288-11-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191016033340.1288-1-john.stultz@linaro.org> References: <20191016033340.1288-1-john.stultz@linaro.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Yu Chen This patch adds binding documentation to support usb hub and usb data role switch of Hisilicon HiKey960 Board. Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland CC: ShuFan Lee Cc: Heikki Krogerus Cc: Suzuki K Poulose Cc: Chunfeng Yun Cc: Yu Chen Cc: Felipe Balbi Cc: Hans de Goede Cc: Andy Shevchenko Cc: Jun Li Cc: Valentin Schneider Cc: Jack Pham Cc: linux-usb@vger.kernel.org Cc: devicetree@vger.kernel.org Signed-off-by: Yu Chen Signed-off-by: John Stultz --- v3: Reworked as usb-role-switch intermediary --- .../bindings/misc/hisilicon-hikey-usb.txt | 40 +++++++++++++++++++ 1 file changed, 40 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..1e131b38230d --- /dev/null +++ b/Documentation/devicetree/bindings/misc/hisilicon-hikey-usb.txt @@ -0,0 +1,40 @@ +Support usb hub and usb data role switch of Hisilicon HiKey960 Board. + +----------------------------- + +Required properties: +- compatible: "hisilicon,gpio_hubv1" +- typec-vbus-gpios: gpio to control 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-names: pin configuration state name ("default") +- pinctrl-0: pinctrl config +- usb-role-switch: flags the driver as a role switch provider +- ports: two endpoints to connect the usb core role switch provider + to the usb-c tcpm driver. + +Example +----- + hisi_hikey_usb: hisi_hikey_usb { + compatible = "hisilicon,gpio_hubv1"; + typec-vbus-gpios = <&gpio25 2 GPIO_ACTIVE_HIGH>; + otg-switch-gpios = <&gpio25 6 GPIO_ACTIVE_HIGH>; + hub-vdd33-en-gpios = <&gpio5 6 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&usbhub5734_pmx_func>; + usb-role-switch; + + port { + #address-cells = <1>; + #size-cells = <0>; + + hikey_usb_ep0: endpoint@0 { + reg = <0>; + remote-endpoint = <&dwc3_role_switch>; + }; + hikey_usb_ep1: endpoint@1 { + reg = <1>; + remote-endpoint = <&rt1711h_ep>; + }; + }; + };