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(parent: caccaae) | patch
spi: dw: support 4-16 bits per word
authorSimon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Tue, 4 Sep 2018 19:49:44 +0000 (21:49 +0200)
committerMark Brown <broonie@kernel.org>
Thu, 6 Sep 2018 11:09:37 +0000 (12:09 +0100)
commit1440369676988c084401005f26b531576fc2caef
treed4c37f8b64d86ef924a7422a0cf278b33c8b3f47tree | snapshot
parentcaccaaed8990f9548a53b7375bff0eef9472686acommit | diff
spi: dw: support 4-16 bits per word

The spi-dw driver currently only supports 8 or 16 bits per word.

Since the hardware supports 4-16 bits per word, adapt the driver
to also support this.

Tested on socfpga cyclone5 with a 9-bit SPI display.

Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-dw.c diff | blob | history
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