From patchwork Sun Apr 25 19:54:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ferry Toth X-Patchwork-Id: 427417 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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 86A12C433ED for ; Sun, 25 Apr 2021 20:11:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 54020611ED for ; Sun, 25 Apr 2021 20:11:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231316AbhDYULu (ORCPT ); Sun, 25 Apr 2021 16:11:50 -0400 Received: from mailfilter02-out40.webhostingserver.nl ([195.211.72.22]:29775 "EHLO mailfilter02-out40.webhostingserver.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231197AbhDYULu (ORCPT ); Sun, 25 Apr 2021 16:11:50 -0400 X-Greylist: delayed 963 seconds by postgrey-1.27 at vger.kernel.org; Sun, 25 Apr 2021 16:11:50 EDT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=exalondelft.nl; s=whs1; h=content-transfer-encoding:mime-version:message-id:date:subject:cc:to:from: from; bh=89+H5rCRk92mV8YEGLrI/q3ZeBEsPhsRhzx51JBwkfg=; b=f+kJWoMWLD/LuRe/dkY4Fhhtebv9AVaWrEipdOhWbda1oZSt0qFDB45dHLefE8U7d3GP3DuXnaM9Q Z0LWf4VOdvfels9iTyizpHa+Vj188EMXC6blufcxdwf4FPRVnI9wRKMUy9Ry9ch+R/+vWxtei9RqDL 0EgGBhsjo5RivsNCtne3SDNWQLHxGyhahenoYZCxiQ+kun81jRULc2sfbg4tPOpjsbsEZv1qJopa/L Q83kGJdTtZdMGMZRJLJY8hyUcoOjAiprW/lGTE8gb6YIqe+EoKHgjZbO1lJBb+Zv/svCqO4GdEQthC rP5JtrzQC5Ro457vsndP4iDaDif8cLA== X-Halon-ID: 219f4f46-a600-11eb-8288-001a4a4cb922 Received: from s198.webhostingserver.nl (s198.webhostingserver.nl [141.138.168.154]) by mailfilter02.webhostingserver.nl (Halon) with ESMTPSA id 219f4f46-a600-11eb-8288-001a4a4cb922; Sun, 25 Apr 2021 21:55:05 +0200 (CEST) Received: from [2001:981:6fec:1:1853:1ae5:69c6:8aab] (helo=delfion.fritz.box) by s198.webhostingserver.nl with esmtpa (Exim 4.94) (envelope-from ) id 1lakqP-008RrJ-Lw; Sun, 25 Apr 2021 21:55:05 +0200 From: Ferry Toth To: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Felipe Balbi , Greg Kroah-Hartman , Heikki Krogerus , Ferry Toth , Andy Shevchenko Subject: [PATCH v2 1/1] usb: dwc3: pci: Enable usb2-gadget-lpm-disable for Intel Merrifield Date: Sun, 25 Apr 2021 21:54:52 +0200 Message-Id: <20210425195452.94143-1-ftoth@exalondelft.nl> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 X-Antivirus-Scanner: Clean mail though you should still use an Antivirus Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Intel Merrifield LPM is causing the host to reset port after a timeout. By disabling LPM entirely this is prevented. Fixes: 066c09593454 ("usb: dwc3: pci: Enable extcon driver for Intel Merrifield") Signed-off-by: Ferry Toth Reviewed-by: Andy Shevchenko Acked-by: Felipe Balbi --- drivers/usb/dwc3/dwc3-pci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 4c5c6972124a..e5d7eed2e60c 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -122,6 +122,7 @@ static const struct property_entry dwc3_pci_mrfld_properties[] = { PROPERTY_ENTRY_STRING("linux,extcon-name", "mrfld_bcove_pwrsrc"), PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"), PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"), + PROPERTY_ENTRY_BOOL("snps,usb2-gadget-lpm-disable"), PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), {} };