On Tue, Oct 19, 2021 at 10:10 PM Mauri Sandberg <maukka@xxxxxxxxxxxx> wrote: > Adds support for building cascades of GPIO lines. That is, it allows > setups when there is one upstream line and multiple cascaded lines, out > of which one can be chosen at a time. The status of the upstream line > can be conveyed to the selected cascaded line or, vice versa, the status > of the cascaded line can be conveyed to the upstream line. > > A multiplexer is being used to select, which cascaded GPIO line is being > used at any given time. > > At the moment only input direction is supported. In future it should be > possible to add support for output direction, too. > > Signed-off-by: Mauri Sandberg <maukka@xxxxxxxxxxxx> > --- > v6 -> v7: This v7 looks like clean and nice merge material to me, Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Yours, Linus Walleij
