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Date: Thu, 30 Jun 2016 15:44:46 +0200
From: Sascha Hauer <s.hauer@pengutronix.de>
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Subject: Re: Support USB port SAMA5D3
To: Alex Vazquez <avazquez.dev@gmail.com>
Cc: barebox@lists.infradead.org

On Thu, Jun 30, 2016 at 10:37:13AM +0200, Alex Vazquez wrote:
>    Hi and Thanks Sascha.
>    I've taken a look at the code and seems it's =A0right configuration.
>    I tried to change the driver and I am using OHCI.
>    Now I detect the usb hub but if I insert a pen drive give me the next
>    error:
>    barebox@Atmel sama5d3_xplained:/ =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0
>    =A0 =A0 =A0
>    # usb =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0
>    =A0 =A0 =A0=A0
>    USB: scanning bus for devices... =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0
>    =A0 =A0 =A0
>    =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0=A0
>    Bus 000 Device 001: ID 0000:0000 OHCI Root Hub =A0 =A0 =A0 =A0 =A0 =A0=
 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0
>    =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0
>    ERROR: OHCI Unrecoverable Error, controller usb-ohci disabled =A0 =A0 =
=A0 =A0 =A0 =A0
>    =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0
>    =A0=A0
>    =A0 =A0 =A0Couldn't reset port 2 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0
>    =A0 =A0 =A0
>    1 USB Device(s) found=A0
>    Depending on which port I insert the pen drive detects the error port =
2 or
>    port 3.
>    I have also checked that the registers and peripheral clocks are set w=
ell.
>    any more suggestions that may be happening?
>    I think I'm close to finding the problem...

I have just found a sama5d3_xplained board here. The good thing is that
I can reproduce this issue without problems: It's the same here.
Unfortunately I have no idea what's going on.

Sascha

-- =

Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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