Remove the explicit call to l2x0_of_init(), converting to the generic
infrastructure instead.  This also allows us to eliminate the
.init_machine function as it is identical to the generic version.
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>