On Sun, Jan 21, 2024 at 10:41:51PM +0000, Caleb Connolly wrote: > > > On 21/01/2024 15:33, Marek Vasut wrote: [snip] > > Assume that there is some large breaking change in Linux 6.(n+1), > > something which would be problematic for specific U-Boot platform (e.g. > > i.MX) or would require a lot of work to sort out, will there be a way to > > temporarily pin DTs for specific platform to older DT version until that > > is resolved (e.g. pin to 6.n) ? > > (Upstream) devicetree has to be forwards and backwards compatible, were such > a breaking change to get merged without prior discussion with DT users (i.e. > U-Boot) then I think the correct course of action would be to revert it.
The caveat is "unless it was wrong before", which happens more often than is generally thought of I think. I'm not sure off-hand the best way to deal with that. -- Tom
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