Re: [PATCH v3 4/6] spi: pxa2xx: dt-bindings: Add ready GPIO signal

[Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>]

On Tue, Nov 13, 2018 at 11:23 AM Lubomir Rintel <lkundrak@xxxxx> wrote:
> This this is used to let the SPI master know that our FIFO is filled and
> we're ready to service a transfer. Only useful in slave mode.
>
> A signal like this is used by an embedded controller on a OLPC XO 1.75
> machine, that happens to be a SPI master.
>
> Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
> Acked-by: Pavel Machek <pavel@xxxxxx>

Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds