spi: add xtfpga SPI controller driver
authorMax Filippov <jcmvbkbc@gmail.com>
Wed, 12 Mar 2014 17:55:24 +0000 (21:55 +0400)
committerMark Brown <broonie@linaro.org>
Thu, 13 Mar 2014 09:12:44 +0000 (09:12 +0000)
commit6840cc29f2bcc9a06a7245d17e0e2f38fbc20df0
tree29e8402ba03a62b794ed64727154d9d6d16f0f6a
parent38dbfb59d1175ef458d006556061adeaa8751b72
spi: add xtfpga SPI controller driver

This simple SPI master controller is built into xtfpga bitstreams. It
always transfers 16 bit words in SPI mode 0, automatically asserting CS
on transfer start and deasserting on end.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
drivers/spi/Kconfig
drivers/spi/Makefile
drivers/spi/spi-xtensa-xtfpga.c [new file with mode: 0644]