ARM: AM43XX: PRM: use OMAP4 PRM driver
ARM: AM43XX: PRM: use OMAP4 PRM driver

AM43xx will be re-using OMAP4 PRM driver, thus call its init function.

Signed-off-by: Tero Kristo <060a12f1fbc7e2e5d830b72f402ff04fdae8d312@ti.com>
Tested-by: Nishanth Menon <50c3c575ce2bb12c45e20736ce59e86fe81915b4@ti.com>
Signed-off-by: Tony Lindgren <1001e8702733cced254345e193c88aaa47a4f5de@atomide.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs