tree 70a19c5a126a3eacdfda8f8112a13950cdca0a05
parent 304d34360b099020a12af2abb7e1ac506f4ba16d
author Lorenzo Bianconi <lorenzo.bianconi@redhat.com> 1532765954 +0200
committer Mark Brown <broonie@kernel.org> 1533131428 +0100
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spi: spi-gpio: add SPI_3WIRE support

Add SPI_3WIRE support to spi-gpio controller introducing
set_line_direction function pointer in spi_bitbang data structure.
Spi-gpio controller has been tested using hts221 temp/rh iio sensor
running in 3wire mode and lsm6dsm running in 4wire mode

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Mark Brown <broonie@kernel.org>