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

From: Krzysztof Kozlowski
Date: Mon Jul 04 2016 - 07:39:49 EST


On 07/04/2016 01:33 PM, Felipe Balbi wrote:
>
> Hi,
>
> Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx> 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=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@xxxxxxxxxxx>

Best regards,
Krzysztof