On Tue, Jul 11, 2023 at 6:13 PM Asmaa Mnebhi <asmaa@xxxxxxxxxx> wrote: > > bgpio_init() uses "sz" argument to populate ngpio, which is not > accurate. Instead, read the "ngpios" property from the DT and if it > doesn't exist, use the "sz" argument. With this change, drivers no > longer need to overwrite the ngpio variable after calling bgpio_init(). > > If the "ngpios" property is specified, bgpio_bits is calculated > as the round up value of ngpio. At the moment, the only requirement > specified is that the round up value must be a multiple of 8 but > it should also be a power of 2 because we provide accessors based > on the bank size in bgpio_setup_accessors(). > > Signed-off-by: Asmaa Mnebhi <asmaa@xxxxxxxxxx> > Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx> > --- > The following 2 patches were approved in March 2023 but didn't make > it into the tree: > [PATCH v4] gpio: mmio: handle "ngpios" properly in bgpio_init() > [PATCH v1] gpio: mmio: fix calculation of bgpio_bits > > They needed a rebase and were combined into a single patch since > "gpio: mmio: fix calculation of bgpio_bits" fixes a bug in > "gpio: mmio: handle "ngpios" properly in bgpio_init()" And hence Linus' tag had been dropped. LGTM now, thank you for pursuing this! I hope Linus can review it again and Bart will be okay with the result to be applied. > v1->v2: > - Added the tags > - Updated the changelog -- With Best Regards, Andy Shevchenko