ARM: dts: AM437x-SK-EVM: Fix DCDC3 voltage
ARM: dts: AM437x-SK-EVM: Fix DCDC3 voltage

DCDC3 supplies voltage to DDR. Fix DCDC3 volatge to 1.5V which is the reset
value. Programming to a non-reset value while executing from DDR will result
in random hangs.

Signed-off-by: Keerthy <bd0da4b944f4f5c71572cb1afabf3c293f45b4c8@ti.com>
Signed-off-by: Tony Lindgren <1001e8702733cced254345e193c88aaa47a4f5de@atomide.com>

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