pci and pcie device-tree binding - range No cells

Michal Simek monstr at monstr.eu
Tue Dec 11 03:05:13 EST 2012

On 12/10/2012 04:52 PM, David Laight wrote:
>> Does it mean that pci is supposed be always 64 bit wide?
>> And there is no option to have just 32bit values.
> I certainly believe that all PCIe (not PCI) transfers are
> nominally multiples of 64bit data.

And PCI? That powerpc/pci-common code was designed for PCI
and microblaze also used it for PCI.

CC: Thomas: I think it will be interesting to see this discussion
because you are using size-cell/address-cells equal 1.


Michal Simek, Ing. (M.Eng)
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/
Microblaze U-BOOT custodian

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