This enables the clock_control driver build on bl60x.
It is currently deferred init, due to being incompatible
with current SDK-based boot, to avoid later giant PR.
Signed-off-by: Camille BAUD <mail@massdriver.space>
For simplicity/consistency with many other soc families, rename the
bouffalolab_bflb soc family to the simpler bflb.
Signed-off-by: Benjamin Cabé <benjamin@zephyrproject.org>