From patchwork Tue Feb 5 06:18:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinath Mannam X-Patchwork-Id: 10796889 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C1B311390 for ; Tue, 5 Feb 2019 06:19:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B0B7D2AC4E for ; Tue, 5 Feb 2019 06:19:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A4D992AC60; Tue, 5 Feb 2019 06:19:28 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,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 4C5752AC4E for ; Tue, 5 Feb 2019 06:19:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727925AbfBEGT1 (ORCPT ); Tue, 5 Feb 2019 01:19:27 -0500 Received: from mail-ed1-f67.google.com ([209.85.208.67]:37510 "EHLO mail-ed1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727844AbfBEGTP (ORCPT ); Tue, 5 Feb 2019 01:19:15 -0500 Received: by mail-ed1-f67.google.com with SMTP id h15so1923602edb.4 for ; Mon, 04 Feb 2019 22:19:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=AK104Dr/qrW4/sFcXOd9y68fEzu0AcfzXkX+YAtBebU=; b=KsVeM1El9FDVE4wVpMDo3+uFExTe5bsQTBIf5wMoAdyp1okaxvtEv91IkWyckEoqjc J2JNVPjZ411OOPAe9goVzzEy6PXn3OS2TuRK5L9y79hQJlHPu8iwMIhyDTg2AJEXZ538 yB72oUIrtChUuhp7+h+EdhqQjzn7un94ih2Ks= 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=AK104Dr/qrW4/sFcXOd9y68fEzu0AcfzXkX+YAtBebU=; b=oDCotzxAXjPv9JiWNxPBeerclDjDnpeLvMTn+ooHDS9dqWKTXdUvuU4f2sIc2NbW15 UXKSUJKnWOwD/8teE2xbMZ2b4zVNnqPuXQbW2n8WMAqrKJgdX4zzgfYQJw4e4Q23pXFW /6RRchDWNB/dm34LPg63sZB6aC8XCuje5zPEwnn2hi3qa0/T/u/yfT0qVTjsj1i3l2Dc UGVG40y1cGcJpamuNb1Q/0T+tD9R8BJEI31DPzwDj1IYUGwqkf2Yx5o6Y0qZDulsRrBP xKd1RdJVdK5JR4582uC7dDhKubEMOuk/vRf6zl4tbyZqSozzIR0nRvaA6FJODglKYmM0 EZlA== X-Gm-Message-State: AHQUAuZuFd1krym0cX/wj1R5vEIHIvz+QG4O4SeVdcfidAI6jzjeZSEE C0NBDEi1cFLubqpZ6sSM4Vuw4w== X-Google-Smtp-Source: AHgI3IZo94iE/x/23FLD8i0N49E2GcOuXzOPPK3EVLGZVOygjemZMvUMnD9X1rPoD1rBXGfxj5Kxmw== X-Received: by 2002:a50:af43:: with SMTP id g61mr2408690edd.286.1549347553694; Mon, 04 Feb 2019 22:19:13 -0800 (PST) Received: from mannams-OptiPlex-7010.dhcp.broadcom.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id t26sm2835120ejs.48.2019.02.04.22.19.09 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 04 Feb 2019 22:19:13 -0800 (PST) From: Srinath Mannam To: Greg Kroah-Hartman , Mathias Nyman , Rob Herring , Mark Rutland Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Srinath Mannam Subject: [PATCH 1/2] dt-bindings: usb-xhci: Add usb-phy-port-reset property Date: Tue, 5 Feb 2019 11:48:53 +0530 Message-Id: <1549347534-11320-2-git-send-email-srinath.mannam@broadcom.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1549347534-11320-1-git-send-email-srinath.mannam@broadcom.com> References: <1549347534-11320-1-git-send-email-srinath.mannam@broadcom.com> Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add usb-phy-port-reset optional property to set quirk in xhci platform driver which forces USB port PHY reset on port disconnect event. Signed-off-by: Srinath Mannam Reviewed-by: Ray Jui --- Documentation/devicetree/bindings/usb/usb-xhci.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt index fea8b15..ecbdb15 100644 --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt @@ -40,6 +40,7 @@ Optional properties: - usb3-lpm-capable: determines if platform is USB3 LPM capable - quirk-broken-port-ped: set if the controller has broken port disable mechanism - imod-interval-ns: default interrupt moderation interval is 5000ns + - usb-phy-port-reset: set this to do USB PORT PHY reset while disconnect - phys : see usb-hcd.txt in the current directory additionally the properties from usb-hcd.txt (in the current directory) are