From owner-svn-src-head@FreeBSD.ORG  Mon Feb 23 17:15:27 2015
Return-Path: <owner-svn-src-head@FreeBSD.ORG>
Delivered-To: svn-src-head@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 67967599;
 Mon, 23 Feb 2015 17:15:27 +0000 (UTC)
Received: from bsdpad.com (xc1.bsdpad.com [195.154.136.64])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id 2AD17CB;
 Mon, 23 Feb 2015 17:15:25 +0000 (UTC)
Received: from localhost ([127.0.0.1] helo=bsdpad.com)
 by bsdpad.com with smtp (Exim 4.83 (FreeBSD))
 (envelope-from <br@bsdpad.com>)
 id 1YPwWZ-00031A-IO; Mon, 23 Feb 2015 17:10:27 +0000
Received: by bsdpad.com (nbSMTP-1.00) for uid 1001
 br@bsdpad.com; Mon, 23 Feb 2015 17:10:27 +0000 (GMT)
Date: Mon, 23 Feb 2015 17:10:27 +0000
From: Ruslan Bukin <br@FreeBSD.org>
To: Hans Petter Selasky <hselasky@FreeBSD.org>
Subject: Re: svn commit: r279210 - head/sys/dev/usb/controller
Message-ID: <20150223171027.GA11364@bsdpad.com>
References: <201502231701.t1NH1doD024803@svn.freebsd.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Disposition: inline
In-Reply-To: <201502231701.t1NH1doD024803@svn.freebsd.org>
User-Agent: Mutt/1.5.23 (2014-03-12)
Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org,
 src-committers@freebsd.org
X-BeenThere: svn-src-head@freebsd.org
X-Mailman-Version: 2.1.18-1
Precedence: list
List-Id: SVN commit messages for the src tree for head/-current
 <svn-src-head.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-head>,
 <mailto:svn-src-head-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-head/>
List-Post: <mailto:svn-src-head@freebsd.org>
List-Help: <mailto:svn-src-head-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
 <mailto:svn-src-head-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 23 Feb 2015 17:15:27 -0000

On Mon, Feb 23, 2015 at 05:01:39PM +0000, Hans Petter Selasky wrote:
> Author: hselasky
> Date: Mon Feb 23 17:01:38 2015
> New Revision: 279210
> URL: https://svnweb.freebsd.org/changeset/base/279210
> 
> Log:
>   Add support for the DWC OTG v2 chipset found in the STM32F4 series of
>   processors. Make sure we pullup the data lines in device mode when we
>   power on the port.
>   

Sounds interesting. STM32F4 is a M4 microcontroller right ?
so how this driver works ?

Ruslan