dm3730: enable dpll5

which is used to provide 120MHz to USB EHCI
This allows EHCI to work on BeagleBoard XM

Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

arch/arm/cpu/armv7/omap3/clock.c

@@ -579,6 +579,7 @@ void prcm_init(void)
 
 		dpll3_init_36xx(0, clk_index);
 		dpll4_init_36xx(0, clk_index);
+		dpll5_init_34xx(0, clk_index);
 		iva_init_36xx(0, clk_index);
 		mpu_init_36xx(0, clk_index);