Bjorn Andersson b7133d6fcd mailbox: Make startup and shutdown ops optional
Some mailbox hardware doesn't have to perform any additional operations
on startup of shutdown, so make these optional.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2017-06-14 17:47:09 +05:30
..
2016-12-22 14:34:24 +01:00
2016-06-24 13:32:31 +05:30