linux-kernel - Re: [BUG] Regression, usb-dwc3 not working, Odroid XU3, usb 3.0

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Message-ID: <87poqtljcl.fsf@linux.intel.com>
Date:	Mon, 04 Jul 2016 14:43:06 +0300
From:	Felipe Balbi <balbi@...nel.org>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Linux USB Mailing List <linux-usb@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	"linux-samsung-soc\@vger.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Kukjin Kim <kgene@...nel.org>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [BUG] Regression, usb-dwc3 not working, Odroid XU3, usb 3.0


Hi,

Krzysztof Kozlowski <k.kozlowski@...sung.com> writes:
>>> 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=linux-usb&m=146728795330915&w=2
>> [2] https://git.kernel.org/cgit/linux/kernel/git/gregkh/usb.git/commit/?h=usb-testing&id=322832f2f19e04c866a0ce4bdac8cff8e695f2b3
>> 
>
> Ahhh, indeed, fixed.
>
> FWIW:
> Tested-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>

cool, thanks for testing :-)

-- 
balbi

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