problems with pci bus on a pm520 board
Luotao Fu
devtty0 at gmail.com
Thu Mar 1 10:33:53 EST 2007
Hi,
Segher Boessenkool wrote:
>> 11.* is the usb controller
>
> Three OHCIs or is one an EHCI?
exactly, two ohci and one ehci.
>
>
> 32-bit PCI read I suppose. Use the BDI to figure out what
> address is accessed, and what source code corresponds to
> this access.
right, I'll take a look as soon as I can grab the bdi.
>
>> The funny thing is that the e100
>> driver also does some reading calls on iomem in the initialisation, such
>> as readb() in e100_eeprom_read(). It however doesn't cause system
>> freezing and the driver quits with an error message that the eeprom is
>> corrupted. I suppose the problem is somehow still on the pci
>> configuration in the device tree.
>
> Linux normally is perfectly happy if you leave out all of
> the PCI devices from your device tree (except the root
> bridges of course).
I didn't make any extra entry for the pci devices.
>
>
>> Along with this mail I attached my dts file.
>
> No you didn't.
Ooops. sorry. I'll attach it to this mail.
>
>
> Segher
>
>
P.S
forgot the cc in my first reply mail, sorry for double posting Segher.
It's getting late here.....
;-)
Thanx
Cheers
Luotao Fu
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