On Fri, Apr 2, 2021 at 2:21 PM Dario Binacchi <dariobin@xxxxxxxxx> wrote: > > > The series comes from my commit in U-boot > d64b9cdcd4 ("fdt: translate address if #size-cells = <0>") > and from the subsequent exchange of emails at the end of which I was > suggested to send the patch to the linux kernel > (https://patchwork.ozlabs.org/project/uboot/patch/1614324949-61314-1-git-send-email-bmeng.cn@xxxxxxxxx/). It's 'ranges' that determines translatable which is missing from the DT. This should have not had a 0 size either though maybe we could support that. Does the DT have to be updated anyways for your spread spectrum support? > The second patch of the series aims to demonstrate that the first one, which > enables the translation of addresses also for crossings of DT nodes > with #size-cells = <0>, it really works. I don't seem to have the 2nd patch... In any case, you should handle the special case for this platform in code for the platform. Rob