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=-7.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS 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 12972C433E0 for ; Fri, 31 Jul 2020 20:21:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFA7322B42 for ; Fri, 31 Jul 2020 20:21:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596226908; bh=Redl61uZRuNF2+MYC0S6ZKG2g3Xg7R48v0ErMyM9D5g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=1mGb7Og0ei3oOc2fjpPbkRaarIKr0IOoXPoqL0UhTwZKCrRP+Vf0QmqvNJtsar5lF 8apxThgpgDDwzvBztCTfLinLIy1TSA+RXrf9GSDQndb+VhJqVOoIwf6puQBT1g3gfa UitnpiBAxjrM2fTVOLR79jrGmDv42s/OfTy3cOLI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726941AbgGaUVr (ORCPT ); Fri, 31 Jul 2020 16:21:47 -0400 Received: from mail-il1-f196.google.com ([209.85.166.196]:42562 "EHLO mail-il1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725767AbgGaUVq (ORCPT ); Fri, 31 Jul 2020 16:21:46 -0400 Received: by mail-il1-f196.google.com with SMTP id i138so20450284ild.9; Fri, 31 Jul 2020 13:21:46 -0700 (PDT) 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; bh=wPKQMrSu6SrwiTmJxF1yx529zC5bYwghqKth9/BpG0I=; b=a4BgOEhYm/bn96E8hwWjCLXFTTyOXMVYWqVkmRTwGk38MvkFw440IPPauujN349wKU Ns+p4F2i8VMZlKgx8u2N3VMIQC+dgeeGLMon3mzT4WcoFCeSTgVHO4ruOgqJURnsIitm rymlcM0XB/ZhF4xKASoXzdznOqeamgH2X+jap5k2adRpTPXpRztlWBrWM+DuZWDwfaY9 7gIZ9AI1MU8O+TNnVdYnZ4+XXLNBslVQu8A1Tz018XRO08h4QoUBHi28DVT+owtKiXLY KQbO9Tf3jDiu55KMhBHQVXR1daXkiJebKx6LOw1nGyL/A3CNlBci35dKosesRcGF4AFY 8Waw== X-Gm-Message-State: AOAM533zNY17ziUOwZhYJ1s6nlhrPuDZlXjhVLG9F4t7dBouuBeyabDx yUpTTzZPSZh8vWuT1iAW0w== X-Google-Smtp-Source: ABdhPJzHXTn2ynX0uQxl+XB6A62isIcXXwVAM5y4pzlwGIE6kDD6K5VgZ+LIcMnnPq4UW1ncdGzsCA== X-Received: by 2002:a92:8453:: with SMTP id l80mr5714564ild.83.1596226905749; Fri, 31 Jul 2020 13:21:45 -0700 (PDT) Received: from xps15 ([64.188.179.252]) by smtp.gmail.com with ESMTPSA id m184sm5018983ioa.12.2020.07.31.13.21.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 31 Jul 2020 13:21:45 -0700 (PDT) Received: (nullmailer pid 716083 invoked by uid 1000); Fri, 31 Jul 2020 20:21:43 -0000 Date: Fri, 31 Jul 2020 14:21:43 -0600 From: Rob Herring To: Thinh Nguyen Cc: John Youn , Rob Herring , Greg Kroah-Hartman , Felipe Balbi , linux-usb@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH v4 06/12] usb: devicetree: Include USB SSP Gen X x Y Message-ID: <20200731202143.GA715967@bogus> References: <3cf8c20044d15dfa5e5113b3a532054b4f96c13f.1595727196.git.thinhn@synopsys.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3cf8c20044d15dfa5e5113b3a532054b4f96c13f.1595727196.git.thinhn@synopsys.com> Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Sat, 25 Jul 2020 18:36:32 -0700, Thinh Nguyen wrote: > According to the USB 3.2 spec, a super-speed-plus device can operate at > gen2x2, gen2x1, or gen1x2. If the USB controller device supports > multiple lanes at different transfer rates, the user can specify the HW > capability via these new speed strings: > > "super-speed-plus-gen2x2" > "super-speed-plus-gen2x1" > "super-speed-plus-gen1x2" > > If the argument is simply "super-speed-plus", USB controllers should > default to their maximum transfer rate and number of lanes. > > Signed-off-by: Thinh Nguyen > --- > Changes in v4: > - None > Changes in v3: > - Use "maximum-speed" to include both the num-lane and transfer rate for SSP > - Remove "num-lanes" and "lane-speed-mantissa-gbps" properties > Changes in v2: > - Make "num-lanes" and "lane-speed-mantissa-gbps" common USB properties > > Documentation/devicetree/bindings/usb/generic.txt | 11 +++++++---- > 1 file changed, 7 insertions(+), 4 deletions(-) > Reviewed-by: Rob Herring