From mboxrd@z Thu Jan  1 00:00:00 1970
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: base64
Subject: [v4,6/6] usb: musb: Add support for MediaTek musb controller
From: Bin Liu <b-liu@ti.com>
Message-Id: <20190121160749.GD30080@uda0271908>
Date: Mon, 21 Jan 2019 10:07:49 -0600
To: min.guo@mediatek.com
Cc: Rob Herring <robh+dt@kernel.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Mark Rutland <mark.rutland@arm.com>, Matthias Brugger <matthias.bgg@gmail.com>, Alan Stern <stern@rowland.harvard.edu>, chunfeng.yun@mediatek.com, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, tony@atomide.com, hdegoede@redhat.com, Yonglong Wu <yonglong.wu@mediatek.com>
List-ID: <linux-usb.vger.kernel.org>
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