Re: [PATCH v3 5/6] spi: pxa2xx: Add ready signal

From: Geert Uytterhoeven
Date: Tue Nov 13 2018 - 05:31:18 EST


On Tue, Nov 13, 2018 at 11:23 AM Lubomir Rintel <lkundrak@xxxxx> wrote:
> Strobe a GPIO line when the slave TX FIFO is filled. This is how the
> Embedded Controller on an OLPC XO-1.75 machine, that happens to be a SPI
> master, learns that it can initiate a transaction.
>
> Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
> Tested-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