OTG Device mode on i.MX51

Sascha Hauer s.hauer at pengutronix.de
Mon May 6 10:31:52 EDT 2013


On Mon, May 06, 2013 at 05:23:56PM +0400, Alexander Shiyan wrote:
> > On Mon, May 06, 2013 at 01:52:11PM +0400, Alexander Shiyan wrote:
> > > > Hello.
> > > > 
> > > > Is anyone have successful works OTG in device mode on iMX51?
> > > > Thanks!.
> > 
> > I have the driver working in devicemode on several boards, but not on an
> > i.MX51 I think. I have no indication though that the UDC core itself is
> > in any way different to the ones on other i.MXs.
> 
> I have tested usage device mode on i.MX27. It works (Patch for PCM-038
> will be sent), but driver(?) does not work for me on i.MX51...
> Executing is freeze at dr_controller_setup (drivers/usb/gadget/fsl_udc.c).
> Now I trying to check for missing clocks, but not sure about this since we
> enable all clocks at start...
> So, if anyone can test this feature on i.MX51 it will be helpful.

If there's a problem it's more likely that the usbmisc registers are not
correctly initialized, so it probably won't help to test on another
board

Sascha


-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



More information about the barebox mailing list