AuxXxilium/linux_dsm_epyc7002
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3 Commits

Author SHA1 Message Date
Lubomir Rintel
8ae13d0b0d
spi: pxa2xx: dt-bindings: Add ready GPIO signal 
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@v3.sk>
Acked-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mark Brown <broonie@kernel.org>
 2018-11-13 10:02:00 -08:00
Lubomir Rintel
aa66478aa5
spi: pxa2xx: dt-bindings: Add spi-slave property 
This is used to indicate that the chip attached to this controller is a SPI
master.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mark Brown <broonie@kernel.org>
 2018-11-13 09:55:09 -08:00
Lubomir Rintel
44221ebae2
spi/spi-pxa2xx: add PXA2xx SSP SPI Controller 
This is the SPI controller found on Marvel MMP2 and perhaps more
platforms.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Mark Brown <broonie@kernel.org>
 2018-10-11 15:37:21 +01:00