Re: [PATCH] pinctrl: at91-pio4: add support for fewer lines on last PIO bank

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Fri, Nov 13, 2020 at 2:25 PM Eugen Hristev
<eugen.hristev@xxxxxxxxxxxxx> wrote:

> Some products, like sama7g5, do not have a full last bank of PIO lines.
> In this case for example, sama7g5 only has 8 lines for the PE bank.
> PA0-31, PB0-31, PC0-31, PD0-31, PE0-7, in total 136 lines.
> To cope with this situation, added a data attribute that is product dependent,
> to specify the number of lines of the last bank.
> In case this number is different from the macro ATMEL_PIO_NPINS_PER_BANK,
> adjust the total number of lines accordingly.
> This will avoid advertising 160 lines instead of the actual 136, as this
> product supports, and to avoid reading/writing to invalid register addresses.
>
> Signed-off-by: Eugen Hristev <eugen.hristev@xxxxxxxxxxxxx>

Nico/Ludovic: can you please look at this patch?

Yours,
Linus Walleij