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spi: fsl-espi: reject MSB-first transfers with word sizes other than 8 or 16
authorHeiner Kallweit <hkallweit1@gmail.com>
Sun, 2 Oct 2016 12:22:35 +0000 (14:22 +0200)
committerMark Brown <broonie@kernel.org>
Fri, 21 Oct 2016 11:09:37 +0000 (12:09 +0100)
commite4be7053b9d3aa0a97b311ad77528d8b32236590
treec00fbe2b1ce027241d07c1d8d1d56f7c2773cecbtree | snapshot
parentb497eb024531b712f9d2c6af0bb55ca558a2674ecommit | diff
spi: fsl-espi: reject MSB-first transfers with word sizes other than 8 or 16

According to the ESPI spec MSB-first transfers are supported for
word size 8 and 16 only.

Check for this and reject MSB-first transfers with other word sizes.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-fsl-espi.c diff | blob | history
Domain: System / Kernel;