loading NOR flash from DT

Josh Boyer jwboyer at linux.vnet.ibm.com
Thu Oct 18 05:47:59 EST 2007

On Wed, 17 Oct 2007 21:26:51 +0200
Sebastian Siewior <linuxppc-embedded at ml.breakpoint.cc> wrote:

> Hello,
> I have here a MPC8544 DS board with NOR flash on it and Kumar's git
> tree. I'm trying to detect this flash with the physmap_of module. I
> added a nor_flash block (I used sequoia.dts as an example) into my
> device tree on the same level as soc8544 or memory (or between them).
> After modprobing physmap_of nothing happend. Then I tried to make a tree
> with plb -> opb -> ebc and finally nor_flash but still nothing changed.
> Is there a user space dependency or did I just edit my device tree the
> wrong way? Any hints are welcome :)

Post your device tree please.  I don't recall MPC8544 even having PLB,
OPB, or EBC busses, so they likely aren't getting probed.


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