scottwood at freescale.com
Fri Apr 24 03:59:56 EST 2009
Anton Vorontsov wrote:
> This is exactly what we should try to avoid. We should not accept
> any changes that might break older firmwares. That is, keep the
> device tree workable with X1 and X2, by any means.
I think that's a much bigger restriction than trying to keep the kernel
compatible with older device trees. Consider changes in the physical
memory map, etc.
> If X1 looks for "/soc8323 at ..." and X2 looks for "/soc at ...", so that
> Z1 and Z2 aren't compatible at all, then we're in trouble. But we're
> in trouble regardless of what Linux is doing, no?
Not if Linux can continue to deal with X1 and Z1.
More information about the Linuxppc-dev