ARM: OMAP5: Add hook in SoC initcalls to enable pm initialization

With consolidated code, now we can add the required hooks for
OMAP5 to enable power management.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
[nm@ti.com: minor rebase updates]
Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Kevin Hilman <khilman@linaro.org>

arch/arm/mach-omap2/io.c

@@ -667,6 +667,7 @@ void __init omap5_init_early(void)
 	omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_AON_BASE),
 			     OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_BASE));
 	omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
+	omap4_pm_init_early();
 	omap_prm_base_init();
 	omap_cm_base_init();
 	omap44xx_prm_init();
@@ -682,6 +683,8 @@ void __init omap5_init_early(void)
 void __init omap5_init_late(void)
 {
 	omap_common_late_init();
+	omap4_pm_init();
+	omap2_clk_enable_autoidle_all();
 }
 #endif