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

2018-11-13 Thread Geert Uytterhoeven
On Tue, Nov 13, 2018 at 11:23 AM Lubomir Rintel 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

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

2018-11-13 Thread Lubomir Rintel
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 Acked-by: Pavel Ma