From patchwork Wed Jan 15 14:13:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryan O'Donoghue X-Patchwork-Id: 190648 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=-9.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 E7589C33CB1 for ; Wed, 15 Jan 2020 14:14:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B86B62467E for ; Wed, 15 Jan 2020 14:14:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="eUvoHbu4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730131AbgAOOO5 (ORCPT ); Wed, 15 Jan 2020 09:14:57 -0500 Received: from mail-wm1-f66.google.com ([209.85.128.66]:33844 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729818AbgAOONP (ORCPT ); Wed, 15 Jan 2020 09:13:15 -0500 Received: by mail-wm1-f66.google.com with SMTP id w5so4844003wmi.1 for ; Wed, 15 Jan 2020 06:13:14 -0800 (PST) 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 :mime-version:content-transfer-encoding; bh=DIsjmUswGvrRKxCdfebndQX7l7F0RNfqSxsw3e2vjmY=; b=eUvoHbu4Q+Fw95TSJOpyi7I3EFyO/IEac7uJmtcTjJ2Ckc7KiIoodCBzxBfTDNUkif jJfKGbiYzH5rw7EXesMekD2yTq0APHlTuOb3dSGHR2FzKOG9rAGwf13OVXS55xEoGH5c 1GdET20TP4kDvH0eOc5fteIFGVC1K9FYx2Muwi5irkGQ/6yJmIDLe4wlC8GAjvF+qDkG oV73J916yNPKPemBh1mtELTVYVo8zIfsttSGsbeBn1CqBuzYbO14+CXDnzesAGNOzVMW npdB60/CMgUuNkQEgN13q1ro2RFU9t9YfGsg24zdw499liCLYr4doKbUct9n4NkAPwMO dU/Q== 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:mime-version:content-transfer-encoding; bh=DIsjmUswGvrRKxCdfebndQX7l7F0RNfqSxsw3e2vjmY=; b=KpgqgnROst0W0zqTtJUftAFsqjzYqrGxIpi4KlqSakJIJM0ABf/uGZGgrPNCtQMi0P 4jS7xAjntXZXSF9smEKpHr2+x48BHTj6JdhmRXguberwtqCIo5wLWBd/pZA4UulwsJbh Mcgu/PEkcGmSidrAXFZnk1jmcqAjJb96GpAg11HeGHgZKkgFL0BgJJ719xqGnJJVTJ1o lwHonxzfjKv892BNlY2sAweFa6/EQd5kMGHVxQ/ZCBe5ktTTz6K2gO9QkhJFy76cJh4k 8n8XWuCYFSKtYAMX4c6J0GcG8zKU1fep8z+XyfWfagU1NC9e2Oxs/9/fBCPwOmFMF6Hq zj5Q== X-Gm-Message-State: APjAAAW/0nLwGpBJ0RlVagS78Yhqlp33zlzJvLqtkH9/JblGAlRao5eV bnWsiDOmEl1t2pYb0aHfVz3kfRIdglo= X-Google-Smtp-Source: APXvYqzSzoI7ZzoyJ3yUHknZ5H6GNhKJ7SRZnV2SCM3yJ1cJyW8Ll+w4cA+3el5jiBAe1Q8RJ7itew== X-Received: by 2002:a05:600c:224d:: with SMTP id a13mr34458090wmm.57.1579097593348; Wed, 15 Jan 2020 06:13:13 -0800 (PST) Received: from localhost.localdomain ([176.61.57.127]) by smtp.gmail.com with ESMTPSA id m21sm23730720wmi.27.2020.01.15.06.13.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Jan 2020 06:13:12 -0800 (PST) From: Bryan O'Donoghue To: linux-arm-msm@vger.kernel.org, linux-usb@vger.kernel.org, gregkh@linuxfoundation.org, jackp@codeaurora.org, balbi@kernel.org, bjorn.andersson@linaro.org Cc: linux-kernel@vger.kernel.org, Bryan O'Donoghue , Rob Herring , Mark Rutland , devicetree@vger.kernel.org Subject: [PATCH 06/19] dt-bindings: usb: dwc3: Add a gpio-usb-connector description Date: Wed, 15 Jan 2020 14:13:20 +0000 Message-Id: <20200115141333.1222676-7-bryan.odonoghue@linaro.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20200115141333.1222676-1-bryan.odonoghue@linaro.org> References: <20200115141333.1222676-1-bryan.odonoghue@linaro.org> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org A USB connector should be a child node of the USB controller connector/usb-connector.txt. This patch adds a property "gpio_usb_connector" which declares a connector child device. Code in the DWC3 driver will then - Search for "gpio_usb_controller" - Do an of_platform_populate() if found This will have the effect of making the declared node a child of the USB controller and will make sure that USB role-switch events detected with the gpio_usb_controller driver propagate into the DWC3 controller code appropriately. Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland Cc: linux-usb@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Bryan O'Donoghue --- Documentation/devicetree/bindings/usb/dwc3.txt | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt index 66780a47ad85..b019bd472f83 100644 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ b/Documentation/devicetree/bindings/usb/dwc3.txt @@ -108,6 +108,9 @@ Optional properties: When just one value, which means INCRX burst mode enabled. When more than one value, which means undefined length INCR burst type enabled. The values can be 1, 4, 8, 16, 32, 64, 128 and 256. + - gpio_usb_connector: Declares a USB connector named 'gpio_usb_connector' as a + child node of the DWC3 block. Use when modelling a USB + connector based on the gpio-usb-b-connector driver. - in addition all properties from usb-xhci.txt from the current directory are supported as well @@ -121,4 +124,12 @@ dwc3@4a030000 { interrupts = <0 92 4> usb-phy = <&usb2_phy>, <&usb3,phy>; snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; + usb_con: gpio_usb_connector { + compatible = "gpio-usb-b-connector"; + id-gpio = <&tlmm 116 GPIO_ACTIVE_HIGH>; + vbus-gpio = <&pms405_gpios 12 GPIO_ACTIVE_HIGH>; + vbus-supply = <&usb3_vbus_reg>; + pinctrl-names = "default"; + pinctrl-0 = <&usb3_id_pin>, <&usb3_vbus_pin>; + }; };