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=-9.6 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,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 832C5C43603 for ; Mon, 9 Dec 2019 16:50:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 540DA2073D for ; Mon, 9 Dec 2019 16:50:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="iplkALAZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726841AbfLIQus (ORCPT ); Mon, 9 Dec 2019 11:50:48 -0500 Received: from mail-pj1-f68.google.com ([209.85.216.68]:46469 "EHLO mail-pj1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726673AbfLIQuq (ORCPT ); Mon, 9 Dec 2019 11:50:46 -0500 Received: by mail-pj1-f68.google.com with SMTP id z21so6123010pjq.13 for ; Mon, 09 Dec 2019 08:50:45 -0800 (PST) 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=7j8A/bmJ0tivsU1R0/vbl49gfES1PujVpawMqj4L0dI=; b=iplkALAZMx+B4uudUY+CyOprIn5iQJqyJfp73EPWgJt3f5iTj/qSpIwRdArrIDAQ/q yCnhdG4xKbW/AUUVaYED3jlGQoTcWI9xdpyV9jN5begCp1ibEK0NSH2y5JtNaeSDSch3 PxWcatN0Sq9JLZh+9qpJ2fMGREq6DL7ZFPxhZ95hyfckkDafiIy4FRtrXKEQ0oC5lUgh Y6NZPMKmmr3xRQtnY6FXmDmd6p/kLSCKwK7fqH+KMg+klPCRMwc2AFOANV8Dz13UIWav Gg0xJUb10//xoqyfU3OYaHP2YXwDGenQxGDGMHAEHdLUcj9KITsT/bsKMjfNA0zoDNyT r+fA== 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=7j8A/bmJ0tivsU1R0/vbl49gfES1PujVpawMqj4L0dI=; b=svvBqtzmp11NbKdbOFx/VKW0uFhPbFERuqwFXie9RcMwgsIKClkEx3PW4MlsV5EqBY Cf0Wiu4F7x1oc91CXNSCoLibpNk49nM4+7bj7A/uI+k5bNsgmK37Yi5ELaqCttES+q6q MorNuuwf98VgjpuBG99da24BRtxWDtxwFx+uaG2oAIMe/9Q6w7qwVkwGEUJfyt7TI5JR 5Yxy3ibEu1nbDpGdv62bOhsrR2yuMF4VHaiXVwwz4Lo7vYhdSX1xKSyfUu0iUFEBF9lk 2MRIv1NcSOcZDLxG1Jwf/RFXtYX6u/TYp8X3yBu/RTWQSPoF7kLD8AxtEwU8UfmYF9EC 4dPQ== X-Gm-Message-State: APjAAAWMwQVkoaW8yP8kOGbdgujdhUeg4GOhWF3DrLeX3i2qDyg50tXq 5sCFO9D4Ly+8M9rEZz80Dww= X-Google-Smtp-Source: APXvYqzQjCtuiV7fSG1wIeHmk2lOV/ALk5dveVljihJCp6vzBXm2UhInYMiasdvg3HGwQmtmb10w1w== X-Received: by 2002:a17:902:7d98:: with SMTP id a24mr30813869plm.321.1575910245353; Mon, 09 Dec 2019 08:50:45 -0800 (PST) Received: from localhost.localdomain (c-67-165-113-11.hsd1.wa.comcast.net. [67.165.113.11]) by smtp.gmail.com with ESMTPSA id c19sm18299294pfc.144.2019.12.09.08.50.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Dec 2019 08:50:44 -0800 (PST) From: Andrey Smirnov To: linux-arm-kernel@lists.infradead.org Cc: Andrey Smirnov , Chris Healy , Lucas Stach , Shawn Guo , Fabio Estevam , linux-kernel@vger.kernel.org Subject: [PATCH v3 3/3] ARM: dts: imx6: rdu2: Limit USBH1 to Full Speed Date: Mon, 9 Dec 2019 08:50:18 -0800 Message-Id: <20191209165018.21794-3-andrew.smirnov@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191209165018.21794-1-andrew.smirnov@gmail.com> References: <20191209165018.21794-1-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 Reviewed-by: Lucas Stach 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 d062c86e0762..ca0b81c41998 100644 --- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi +++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi @@ -890,6 +890,7 @@ &usbh1 { vbus-supply = <®_5p0v_main>; disable-over-current; + maximum-speed = "full-speed"; status = "okay"; }; -- 2.21.0