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From: Felipe Balbi <balbi@kernel.org>
To: Krzysztof Kozlowski <k.kozlowski@samsung.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Linux USB Mailing List <linux-usb@vger.kernel.org>,
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	<linux-samsung-soc@vger.kernel.org>,
        linux-kernel <linux-kernel@vger.kernel.org>
Cc: Kukjin Kim <kgene@kernel.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Subject: Re: [BUG] Regression, usb-dwc3 not working, Odroid XU3, usb 3.0
In-Reply-To: <577A47D3.7020900@samsung.com>
References: <577A47D3.7020900@samsung.com>
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Date: Mon, 04 Jul 2016 14:33:31 +0300
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Hi,

Krzysztof Kozlowski <k.kozlowski@samsung.com> writes:

> Hi,
>
>
> Since three recent next releases (first on 20160630), on Odroid XU3 board
> the USB 3.0 host port (the only one) stopped working.
>
> This is a "samsung,exynos5250-dwusb3" (drivers/usb/dwc3/dwc3-exynos.c).
>
> Two issues here:
> 1. The port does not show up as USB 3.0 device.
> This one device is missing:
> 	Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
>
> 2. The port does not work even for 2.0 devices (I didn't test 1.0).
>
>
> config: exynos_defconfig (ARM)
> DTS: exynos5422-odroidxu3.dts

apply [1] and try again. That commit is already in greg/usb-testing [2]
and it should trickle down to usb-next shortly.

[1] https://marc.info/?l=3Dlinux-usb&m=3D146728795330915&w=3D2
[2] https://git.kernel.org/cgit/linux/kernel/git/gregkh/usb.git/commit/?h=
=3Dusb-testing&id=3D322832f2f19e04c866a0ce4bdac8cff8e695f2b3

=2D-=20
balbi

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