spi: loopback-test: add test spi_message with delay after transfers

This adds a new test to check whether the spi_transfer.delay_usecs
setting has properly taken effect.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Akinobu Mita 2017-03-18 03:17:31 +09:00 • committed by Mark Brown
commit 8687113e15