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=-8.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 BD2EBC04AB3 for ; Wed, 29 May 2019 07:19:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8FA142075C for ; Wed, 29 May 2019 07:19:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hdY+eLvG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726670AbfE2HTB (ORCPT ); Wed, 29 May 2019 03:19:01 -0400 Received: from mail-pf1-f195.google.com ([209.85.210.195]:40268 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726543AbfE2HSz (ORCPT ); Wed, 29 May 2019 03:18:55 -0400 Received: by mail-pf1-f195.google.com with SMTP id u17so1021786pfn.7 for ; Wed, 29 May 2019 00:18:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=P57cGd5au/pxCm3dCI4WNXQPVL3URAglM9O9Pw3PXWM=; b=hdY+eLvGd0/CiM306UIlYlfWMtUD0oWi2NeJfCEW3M1nQmrICpgsesO3HyKaK0tbMj y7O8PIRyWd21oU5g3cMRc6Gxyx92OfRUBsn71b9hnJu6eT07pqeokrxViFiwgDeWo4L1 X/moRRWJHWBUiWe4vLXQdDybRCaFLogvlPCkpZ+ZvIUI2nzXy1/sSUYbz4rfPBjKWc9v jWg6cDG40Ivb3snKohS5Ql9LxbXYFmfycPxxU0G7m0lXW4VTpxwqn135c6cJ//RXUZRo AzYd9iebs3tdOMni2xVMMRAoe1UdID6Isza4RXCzaR1GPNhEcaBfFh+uqFXU7mM5SdCu HDcA== 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:mime-version:content-transfer-encoding; bh=P57cGd5au/pxCm3dCI4WNXQPVL3URAglM9O9Pw3PXWM=; b=uWUYd5vg4Og3qNoAHvM4Yi8DivCh/rN2LV9Z+lZbkHz8QpzTg02siluIpNUJYmzY4t qreIBknrGvH//mavloSIF0GlKDWJGgu9S6/0cLfDAAY18sYUpJ8FFkdbMnKNAxMN3h4m l+je2wioYZ/0afK9MffA14MkgKqhTn7GmC2lxu1TJ4FUYo5nTdd2LLNSdjt/h51Ay6uX nLRxAdrdZxstPARkIDRrIawXlPOyoRXkmsLarKlm9scvKBE9mSMd8vtAtfrZPDy0tAb2 RYQWYnSb2anOG8QFX44x7eBWtyHNe0YKYNv/cveV1DAd5PLgWn0RPDLoTQhP0PHfjS9o lIYg== X-Gm-Message-State: APjAAAV+IwsML0i2T0TVSR1THVrSIaZP+MkNZJgO7qDvgaOHwJK+7mHb UmT2cmYvrRkAsTZM6PYUrI8= X-Google-Smtp-Source: APXvYqzU/O0hkTUNdjazxjZSJmGmSvPWTsv6ggb+I3Z3g8OtTH+Y8bRN3EaXebun8KSunjKFkkaCpw== X-Received: by 2002:a63:2315:: with SMTP id j21mr42017705pgj.414.1559114335066; Wed, 29 May 2019 00:18:55 -0700 (PDT) Received: from localhost.lan (c-24-22-235-96.hsd1.wa.comcast.net. [24.22.235.96]) by smtp.gmail.com with ESMTPSA id y16sm32038938pfo.133.2019.05.29.00.18.53 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 29 May 2019 00:18:54 -0700 (PDT) From: Andrey Smirnov To: linux-arm-kernel@lists.infradead.org Cc: Andrey Smirnov , Chris Healy , Shawn Guo , Fabio Estevam , Lucas Stach , linux-kernel@vger.kernel.org Subject: [PATCH 3/3] ARM: dts: imx6: rdu2: Limit USBH1 to Full Speed Date: Wed, 29 May 2019 00:18:43 -0700 Message-Id: <20190529071843.24767-3-andrew.smirnov@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190529071843.24767-1-andrew.smirnov@gmail.com> References: <20190529071843.24767-1-andrew.smirnov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Cabling used to connect devices to USBH1 on RDU2 does not meet USB spec cable quality and cable length requirements to operate at High Speed, so limit the port to Full Speed only. Reported-by: Chris Healy Reviewed-by: Chris Healy Signed-off-by: Andrey Smirnov Cc: Shawn Guo Cc: Fabio Estevam Cc: Lucas Stach Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi index 04d4d4d7e43c..e1d8478884f9 100644 --- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi +++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi @@ -805,6 +805,7 @@ &usbh1 { vbus-supply = <®_5p0v_main>; disable-over-current; + maximum-speed = "full-speed"; status = "okay"; }; -- 2.21.0