On Thu, Jan 17, 2013 at 11:35 AM, Arnd Bergmann <[email protected]> wrote: > On Thursday 17 January 2013, Linus Walleij wrote: >> Each logic module / plug-in card spawn a set of struct amba_device >> primecells. >> >> Each of them need clocks and interrupts. These are then cascaded >> from the clocks/irqs on the main board. > > But can they be cascaded from any clocks and irqs on the mainboard, > or just a few selected ones that are connected to the plug-in > module?
Just those. > If you can describe which IRQs and clocks are routed to the > connector, then everything below it can be locally described > again. Hm yes... > For the interrupts, you can use an > interrupt-map/interrupt-map-mask pair, Actually it is a single IRQ and then there is a cascaded VIC inside the module. > and I'd assume for > the clocks, you just need to provide the right labels. Yes sounds reasonable. I'll deal with it when I get there... Yours, Linus Walleij _______________________________________________ devicetree-discuss mailing list [email protected] https://lists.ozlabs.org/listinfo/devicetree-discuss
