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(parent: 9815ed8) | patch
spi: rspi: Add support for GPIO chip selects
authorGeert Uytterhoeven <geert+renesas@glider.be>
Thu, 2 Jan 2020 13:38:22 +0000 (14:38 +0100)
committerMark Brown <broonie@kernel.org>
Tue, 7 Jan 2020 22:34:07 +0000 (22:34 +0000)
commit144d8f9781e60d89dfd614210d2cedbefbba8885
treea75c448e6588c7edeafc30a7fb81d286f8119444tree | snapshot
parent9815ed8714d26560d09b41f906b96a97f9bc3e3fcommit | diff
spi: rspi: Add support for GPIO chip selects

Add support for GPIO chip selects using GPIO descriptors.  As the RSPI
controller always drives a native chip select when performing a
transfer, at least one native chip select must be left unused.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20200102133822.29346-7-geert+renesas@glider.be
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-rspi.c diff | blob | history
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