[PATCH v2] usb: fsl_udc: errata - postpone freeing current dTD
chf.fritz at googlemail.com
Wed Jun 13 05:40:31 EST 2012
On Sun, 2012-06-10 at 15:41 -0300, Fabio Estevam wrote:
> Hi Christoph,
> On Mon, Jun 4, 2012 at 8:37 AM, Christoph Fritz
> <chf.fritz at googlemail.com> wrote:
> > After that, I stumbled upon this dmesg:
> > Freescale High-Speed USB SOC Device Controller driver (Apr 20, 2007)
> > fsl-usb2-udc fsl-usb2-udc: clk_get("usb") failed
> > fsl-usb2-udc: probe of fsl-usb2-udc failed with error -2
> > Sascha, could you give me a hint?
> Does the patch below fix your problem?
Thanks for your patch. It does indeed load
"Freescale High-Speed USB SOC Device Controller driver (Apr 20, 2007)"
fine - but now when I want to use it:
[ 17.099363] g_ether gadget: using random self ethernet address
[ 17.105316] g_ether gadget: using random host ethernet address
[ 17.111974] usb0: MAC 1a:c7:9e:76:cc:45
[ 17.115866] usb0: HOST MAC 66:a2:4a:0a:46:17
[ 17.120199] g_ether gadget: Ethernet Gadget, version: Memorial Day 2008
[ 17.126861] g_ether gadget: g_ether ready
these are "the last words": System hangs completely. Same behavior with
g_serial (these two I've tested).
Currently I can't investigate this further, not because of a bug - but a
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