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=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 3E283C433FF for ; Wed, 31 Jul 2019 10:20:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0E3052089E for ; Wed, 31 Jul 2019 10:20:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="OJw/xktc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727913AbfGaKUO (ORCPT ); Wed, 31 Jul 2019 06:20:14 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:38553 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726671AbfGaKUN (ORCPT ); Wed, 31 Jul 2019 06:20:13 -0400 Received: by mail-pl1-f196.google.com with SMTP id az7so30266939plb.5 for ; Wed, 31 Jul 2019 03:20:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id; bh=qG0whHfhXOjtcfLzk188sCOar57eu2kC3PTAbz1gCBo=; b=OJw/xktcfO+P4ZQakjW7xr5hrf9cUCU/WoE6ccO8ljF+2fnEBdH+PiLzw/mr+QN3ZM xcGe6PTn+eUF8ZHKDSEPxaMT2bvttHqJGAvz8OkjnCxA7ZXm9hXRTjgd93xa5RDfD7pn aJSJMLq2r8GboOskpZVxFDFt5UvuWnUYd6nms= 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; bh=qG0whHfhXOjtcfLzk188sCOar57eu2kC3PTAbz1gCBo=; b=WunWQCRE29XfYNkJYREDbxXE01WoV/R9TqIlyWgK9G+HHsO3Jolg0zXnC1XQE25pCK q+zJXRAaGw8lf+uhvEOeiuiGgojPFQ7gfEo4pWI6q/ceNwmN9/o3mVLVS1TG1vB/8iho fzcGW1Po3piDU2rUdMdJ1P6Y6r7XUBmtnV3gbqoqV8oPqzBiTCoWWqhzVi35G0x1Tpou jtvMF/yyyAVYnd0DeT6pICJ4ZlouInWv7FFH72t4dSiHK9vOcuOGGdxc3Fv86/F9yRWV ltBGSnZy6be4b0PipaEvjtuwMa07Svnf9vmn5hHI8qelvq92bpmwWk1vAAGzPDu8d8bo yMpw== X-Gm-Message-State: APjAAAUOblOBLVTs7O8AdmMW9JnsD3XTGcC06KYorEzCILQXrx38V8rV aB5yqDRF1NtNwIDcrSclb//hjcqko4s= X-Google-Smtp-Source: APXvYqxo4nj3CQ1TbR22Q60IlXDAeO1/mETjinmS8a+Y2ov0Lk7OIA4TM0/MdXOXuCjdEFt/+9QbHA== X-Received: by 2002:a17:902:383:: with SMTP id d3mr35046302pld.176.1564568412688; Wed, 31 Jul 2019 03:20:12 -0700 (PDT) Received: from mannams-OptiPlex-7010.dhcp.broadcom.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id 3sm71161776pfg.186.2019.07.31.03.20.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 31 Jul 2019 03:20:11 -0700 (PDT) From: Srinath Mannam To: Greg Kroah-Hartman , Mathias Nyman , Rob Herring , Kishon Vijay Abraham I , Mark Rutland Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, Srinath Mannam Subject: [PATCH v2 0/4] Reset xHCI port PHY on disconnect Date: Wed, 31 Jul 2019 15:49:50 +0530 Message-Id: <1564568395-9980-1-git-send-email-srinath.mannam@broadcom.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch set adds a quirk in xHCI driver to reset PHY of xHCI port on its disconnect event. This patch set is based on Linux-5.2-rc4. Changes from v1: - Addressed Mathias's comments - Modified mapping of HC ports and their corresponding PHYs - Addressed Rob's comments - Removed usb-phy-port-reset DT property. - Added quirk in platform data using HCI compatible string. - Add phy ports in phy attr structure to have enabled ports bitmask. - Modified #phy-cells of sr-phy to pass phy ports bitmask. Srinath Mannam (4): phy: Add phy ports in attrs dt-bindings: phy: Modify Stingray USB PHY #phy-cells phy: sr-usb: Set phy ports dt-bindings: usb-xhci: Add platform specific compatible for Stingray xHCI drivers: xhci: Add quirk to reset xHCI port PHY .../devicetree/bindings/phy/brcm,stingray-usb-phy.txt | 14 ++++++++------ Documentation/devicetree/bindings/usb/usb-xhci.txt | 1 + drivers/phy/broadcom/phy-bcm-sr-usb.c | 9 ++++++++- drivers/usb/core/hcd.c | 6 ++++++ drivers/usb/core/phy.c | 19 +++++++++++++++++++ drivers/usb/core/phy.h | 1 + drivers/usb/host/xhci-plat.c | 10 ++++++++++ drivers/usb/host/xhci-plat.h | 1 + drivers/usb/host/xhci-ring.c | 9 ++++++--- drivers/usb/host/xhci.h | 1 + include/linux/phy/phy.h | 10 ++++++++++ include/linux/usb/hcd.h | 1 + 12 files changed, 72 insertions(+), 10 deletions(-) -- 2.7.4