Hi Wayne,
On Mon, Nov 28, 2011 at 09:03:09AM +0000, Wayne Tams wrote:
> On Sun, Nov 27, 2011 at 10:22 AM, Baruch Siach <[email protected]> wrote:
> > On Sat, Nov 26, 2011 at 09:13:31PM +0000, Wayne Tams wrote:
> >> On Sat, Nov 26, 2011 at 5:08 PM, Baruch Siach <[email protected]> wrote:
> >> > On Fri, Nov 25, 2011 at 04:38:10PM +0000, Wayne Tams wrote:
> >> >> I am needing some help understanding a kernel panic when I try to load
> >> >> the at25 eeprom driver, I have traced it to the spi_async function in
> >> >> drivers/spi/spi.c but I do not know where to go to from here. I have
> >> >> found some similar issues in forum posts but threads never offer a
> >> >> solution which has left me scratching my head. Perhaps I am missing
> >> >> something in my kernel configuration?
> >> >>
> >> >> I am using the 2.6.35 kernel and mxc_spi driver for my i.Mx53
> >> >> platform. The message returned from the kernel is as follows
> >> >
> >> > Since the mxc_spi is not in the mainline kernel, people here can't help
> >> > you
> >> > much. Try using the mainlined spi_imx driver (renamed to spi-imx since
> >> > kenrel
> >> > version 3.1).
> >>
> >> Oh sorry, it didn't click that mxc_spi was not in the mainline. I
> >> think I need to find out why this driver was favored over the spi-imx
> >> driver? Hopefully whoever from Freescale that can answer that question
> >> should hopefully help me get to the root of the problem.
> >
> > Just don't hold your breath while waiting for a response from Freescale.
> >
> > Note that a newer version of the Freescale i.MX BSP (based on 2.6.38) has
> > abandoned this driver entirely.
>
> I have tried to port the 2.6.38 kernel, though I have hit a bit of
> brick wall with it, though I can compile an image I just can't get it
> to boot, gets stuck at the "Uncompressing Linux... done, booting the
> kernel" message.
The mainline spi_imx driver is also present in the Freescale supplied 2.6.35
kernel. You can try using this driver if using 2.6.38 is not currently an
option.
baruch
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