HwSpinlocks are supported on TI's AM33xx, AM43xx and DRA7xx SoC
device families as well. The IPs are identical to that of
OMAP4/OMAP5, except for the number of locks.
Add a depends on to the above family of SoCs to enable the
build support for OMAP hwspinlock driver for any of the above
Signed-off-by: Suman Anna <email@example.com>
[small commit log changes]
Signed-off-by: Ohad Ben-Cohen <firstname.lastname@example.org>