From patchwork Tue Feb 25 17:53:00 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 183870 Delivered-To: patches@linaro.org Received: by 2002:a92:1f12:0:0:0:0:0 with SMTP id i18csp2041255ile; Tue, 25 Feb 2020 09:53:41 -0800 (PST) X-Received: by 2002:a65:5306:: with SMTP id m6mr54420012pgq.5.1582653221617; Tue, 25 Feb 2020 09:53:41 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1582653221; cv=none; d=google.com; s=arc-20160816; b=aXh5K+6yVsH/XVSWeOXXD5rwZSCu1z6ywtqUT4sgGLz/cNqwxzWAvnuahaPjGRCy5i RBZAGtpcrBWsTw7C03ZEAZzOrfx+Kt2YMqedVfydfjiCr887K8iGkDQMyYcH8xzRKInM xXdiZLmLvv2YI77a7CMwbTdMubcQHiSenDZX2D1WyGapP00UXKoH1OGM9F11DzUy3zYL 7AXQ9NR8fqe9Bx8Ef61xA4mye3D3+yO6W+SRxVLXWeW8PslvI53q/sqInnAwIOvAxVp1 M/39UNOg7aIW0N91UXcyoFGWPE030TT7pO0lgVFyxSCyON2oWmrqYKWts1rMlsEKNzYS bkBQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=BvrsPeqWN8PtkcsNQt8nmKsbCOyaPIU6nwAu5WHHWq8=; b=Drqz/9nTA3liI6pchipcRA5vF8CSS0xC0WdPTABD6hwkPfw4Wta1p/i2Z2mbq/nsVO 1uVfcHSLYLeSlnMQEkiepG1V+Nb1lXad2HHPRMRda8CVZDqmef21buVpjgnfSurzP/dD PYTNAtfLxoqVFy85cro2VrSEOyzQlL0Elcc/+ay8MdaLOUT71alAx8tJ6Ri24aeIaCVS taI11KKtSvJdlrZfxTCwceOJ8PRvxaYGBTJgLdevaKeI/i87CjijtSppjlkFNwbveDJ8 /HrJDQ7Xf7Be2W9Udsbf0pChUHH2J++HBji3vcpB9OERdJRtHJdTAxcFftKtV3OmVnHe fkGg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=qJIcjNpq; spf=pass (google.com: domain of john.stultz@linaro.org designates 209.85.220.65 as permitted sender) smtp.mailfrom=john.stultz@linaro.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id s24sor91612pjp.21.2020.02.25.09.53.41 for (Google Transport Security); Tue, 25 Feb 2020 09:53:41 -0800 (PST) Received-SPF: pass (google.com: domain of john.stultz@linaro.org designates 209.85.220.65 as permitted sender) client-ip=209.85.220.65; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=qJIcjNpq; spf=pass (google.com: domain of john.stultz@linaro.org designates 209.85.220.65 as permitted sender) smtp.mailfrom=john.stultz@linaro.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org 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=BvrsPeqWN8PtkcsNQt8nmKsbCOyaPIU6nwAu5WHHWq8=; b=qJIcjNpq7sNoGonrSyBwsUENY6YaoKkRyUf20hxq8GnBbV3M27SCu0TVozV1KzZdlM 8VBOe1y43XOXOxUEvDB+W7bWNdMDQgS3/Tstdgx/URb7qasOfRM4L+T6OTFEUKIksSZb Y8095fEto0/TFnclle7yDkOmHXwf+D7G95FlABoJfmhlv/oRE2KYDjFdLynf90Mu57c0 /03xXJeFOzwv383EhjYytugA4QmBO9KJmPRVnVqEKk0jGojepBVvWUzwxQNBe5usWNUa HMterUg597cX+SsY3MY78kRiB7g6NRJUlVW0sEtn+8DRWhN1mni7MzBb95i+SVj8eOBV nxqw== 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=BvrsPeqWN8PtkcsNQt8nmKsbCOyaPIU6nwAu5WHHWq8=; b=rP/5/rFbfH5M3rkRyUcTSIEH3LJR5IoN2dCqrFX+jhBZfy3+ooePYsre8Jyfza6Ke+ 1q3y6wZoCKk0hzJCOxpUnMmQ7GwW30/QesvsDZ4gwamItfzP77vzYw1hPiB2zqrwJLjc 9/v1qXLMoDHa7B0gn87OvNpHcndGVoXkvMBD5nW1ZrWmOmWjF0q0LYeOl7KqxWGFRhaP Xrd9t9CpnpuSZJ9cEd6UhxV7f93/zsU07EikaK2Fdm7tgnxjLdFYDTHBik8TWRntOphc xNFD+hemac3Thx7cIPcFmMq92nKhJtLCZajh+FPnJE9ZBg+sU2Kj3zeO//J0rKDv0ME3 akdA== X-Gm-Message-State: APjAAAWOpjWwuFsiH2IJjBwNxwD6/I77dMThqRWnlzoFAENURyecb/GK ePuCcIqmMR8IpGUc0YUd23k1/D+X X-Google-Smtp-Source: APXvYqyuKIgv1526C84JiSsSOclqQi0aMoZtQERj2XWo+5FnwHBWcbSGK4675peuZbzUFDL4AF5KFg== X-Received: by 2002:a17:90a:9284:: with SMTP id n4mr123696pjo.69.1582653221195; Tue, 25 Feb 2020 09:53:41 -0800 (PST) Return-Path: Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id v8sm18013291pgt.52.2020.02.25.09.53.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Feb 2020 09:53:40 -0800 (PST) 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 , Guillaume Gardet , Jack Pham , Bryan O'Donoghue , linux-usb@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v8 2/6] dt-bindings: usb: generic: Add role-switch-default-mode binding Date: Tue, 25 Feb 2020 17:53:00 +0000 Message-Id: <20200225175304.36406-3-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200225175304.36406-1-john.stultz@linaro.org> References: <20200225175304.36406-1-john.stultz@linaro.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: Guillaume Gardet Cc: Jack Pham Cc: Bryan O'Donoghue Cc: linux-usb@vger.kernel.org Cc: devicetree@vger.kernel.org Reviewed-by: Rob Herring Signed-off-by: John Stultz --- v5: Switch to string rather then a bool --- Documentation/devicetree/bindings/usb/generic.txt | 6 ++++++ 1 file changed, 6 insertions(+) -- 2.17.1 diff --git a/Documentation/devicetree/bindings/usb/generic.txt b/Documentation/devicetree/bindings/usb/generic.txt index e6790d2a4da9..67c51759a642 100644 --- a/Documentation/devicetree/bindings/usb/generic.txt +++ b/Documentation/devicetree/bindings/usb/generic.txt @@ -35,6 +35,12 @@ 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-mode: indicating if usb-role-switch is enabled, the + device default operation mode of controller while usb + role is USB_ROLE_NONE. Valid arguments are "host" and + "peripheral". Defaults to "peripheral" if not + specified. + This is an attribute to a USB controller such as: