On Tue, Mar 30, 2021 at 10:57 AM Álvaro Fernández Rojas <noltari@xxxxxxxxx> wrote: > > Now, what about a patch set for the IRQ support? :) > > If you could give me some guidance on that matter it would be much > appreciated, because your comments [1] are now outdated since I switched > to GPIO_REGMAP > [1] > http://patchwork.ozlabs.org/project/linux-gpio/patch/20210225164216.21124-3-noltari@xxxxxxxxx/ I think it mostly holds: GPIOLIB_IRQCHIP should always be used if there is a reasonably straight-forward interrupts whether cascaded or hierarchical. Very few exceptions there. If there is one IRQ line per GPIO line, the hierarchical support should be used as outlined. GPIO_REGMAP should be mostly (famous last words) orthogonal. Yours, Linus Walleij
