tree ef40ed6c76a947a724a7a6b154ee68a01b4f5562
parent 8e41b527ff2c1d7d8c9a9e8b9f53877af2892cef
author Matthias Brugger <matthias.bgg@gmail.com> 1286985062 +0200
committer Grant Likely <grant.likely@secretlab.ca> 1287032857 -0600

spi/atmel: let transfers through if not changing bits_per_word

bits_per_word option in spi_transfer are allowed if it does not change
the csr register.

This is necessary for the driver in
drivers/staging/iio/adis16260_core.c, as it uses this option.

Signed-off-by: Matthias Brugger <mensch0815@gmail.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>