ARM: davinci: defconfig: enable pm_runtime

PM_RUNTIME is supported on DaVinci since v3.6. Enable it
by default now.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>

arch/arm/configs/da8xx_omapl_defconfig

@@ -36,6 +36,7 @@ CONFIG_CPU_FREQ_GOV_PERFORMANCE=m
 CONFIG_CPU_FREQ_GOV_POWERSAVE=m
 CONFIG_CPU_FREQ_GOV_ONDEMAND=m
 CONFIG_CPU_IDLE=y
+CONFIG_PM_RUNTIME=y
 CONFIG_NET=y
 CONFIG_PACKET=y
 CONFIG_UNIX=y

arch/arm/configs/davinci_all_defconfig

@@ -33,6 +33,7 @@ CONFIG_AEABI=y
 CONFIG_LEDS=y
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_PM_RUNTIME=y
 CONFIG_NET=y
 CONFIG_PACKET=y
 CONFIG_UNIX=y