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=-8.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 1B142C10F0E for ; Fri, 12 Apr 2019 23:57:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DA9E8218A3 for ; Fri, 12 Apr 2019 23:57:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="YTq0B8qi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727129AbfDLX5l (ORCPT ); Fri, 12 Apr 2019 19:57:41 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:39408 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727015AbfDLX5k (ORCPT ); Fri, 12 Apr 2019 19:57:40 -0400 Received: by mail-pf1-f196.google.com with SMTP id i17so5856834pfo.6 for ; Fri, 12 Apr 2019 16:57:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=O98HxbwnFGA0LXpH3QHuvwoi0B/dgwdToX20ealb2dY=; b=YTq0B8qijrPebHnCd4esDmzBOJEDTqyqaqypQbC5wBl37OQe34tN/PZmn1/7t9TcW+ vFflXNLqTMS/vu4kEgY5paZLkDGFgh9HTp81bhVVE2cn5DZCF5hcwmQ2Yq0cq35WKiYb xA5xOL+smZFBw4SCZK5GDl7zPQ/u8anQ02fwM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=O98HxbwnFGA0LXpH3QHuvwoi0B/dgwdToX20ealb2dY=; b=AMTIWklwkRsvewcoE9fVrvaDuHNmFxHzn6glAZBglkR2tjtoCo8MTbUEUo4Z8uWMD6 LET3rfxnGyNr3bosd6gwwmYOYXkidtA3hOF8f61A2M5ZfzEcCt0Bja7cbFX9+I97WqaB DXsxNA3MR8pljZWHJ0KIVa//8rAIE0EHf6fMwjadnoX0kYCrYnhRMr9i5+3Sx0tmizrE vPPxK2Isg0cuqB40rzoSDARKRluOMkRmqbRjNa4AgAGrsjYosDBmCeRG3AcTWMNZUnDV Otvls93meTj7j6Pg+jfYuxrThrwBOdFxIrhTajUCHZZi/CBmf/t3kVohdkLIDA+DAyv5 ecIQ== X-Gm-Message-State: APjAAAU2Hh70V3ciYt7jqDsB0gS9X8z1+UGLE9qMivxFuCRx4NYjQZtu 3TaonJrYZPrhEFFaO3JtWDAi4g== X-Google-Smtp-Source: APXvYqzph+0g724uTsm+XhqVf4TsTSk511KELjHMdXoMLMZDwkNI9+b73KtXmP/CrmE8SkH8PoSCTA== X-Received: by 2002:a63:5d04:: with SMTP id r4mr55889651pgb.117.1555113459734; Fri, 12 Apr 2019 16:57:39 -0700 (PDT) Received: from localhost ([2620:15c:202:1:75a:3f6e:21d:9374]) by smtp.gmail.com with ESMTPSA id e4sm59968821pgd.32.2019.04.12.16.57.38 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 12 Apr 2019 16:57:39 -0700 (PDT) Date: Fri, 12 Apr 2019 16:57:38 -0700 From: Matthias Kaehlcke To: Douglas Anderson Cc: Rob Herring , Minas Harutyunyan , Heiko Stuebner , Felipe Balbi , amstan@chromium.org, linux-rockchip@lists.infradead.org, linux-usb@vger.kernel.org, Randy Li , ryandcase@chromium.org, jwerner@chromium.org, Elaine Zhang , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Rutland , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 4/4] ARM: dts: rockchip: Add quirk for resetting rk3288's dwc2 host on wakeup Message-ID: <20190412235738.GZ112750@google.com> References: <20190412224149.106971-1-dianders@chromium.org> <20190412224149.106971-5-dianders@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190412224149.106971-5-dianders@chromium.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 12, 2019 at 03:41:49PM -0700, Douglas Anderson wrote: > The "host" USB port on rk3288 has a hardware errata where we've got to > assert a PHY reset whenever we see a remote wakeup. Add that quirk > property to the device tree. > > Signed-off-by: Douglas Anderson > --- > > arch/arm/boot/dts/rk3288.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi > index 92e0600595f8..6367c1b50fd7 100644 > --- a/arch/arm/boot/dts/rk3288.dtsi > +++ b/arch/arm/boot/dts/rk3288.dtsi > @@ -617,6 +617,7 @@ > dr_mode = "host"; > phys = <&usbphy2>; > phy-names = "usb2-phy"; > + snps,reset-phy-on-wake; > status = "disabled"; > }; > Reviewed-by: Matthias Kaehlcke