ARM: omap2plus_defconfig: Add UINPUT

This can be used for keyboard fn keys with funkeymonkey.
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/configs/omap2plus_defconfig

@@ -234,6 +234,7 @@ CONFIG_INPUT_MISC=y
 CONFIG_INPUT_CPCAP_PWRBUTTON=m
 CONFIG_INPUT_TPS65218_PWRBUTTON=m
 CONFIG_INPUT_TWL4030_PWRBUTTON=m
+CONFIG_INPUT_UINPUT=m
 CONFIG_INPUT_PALMAS_PWRBUTTON=m
 CONFIG_INPUT_PWM_VIBRA=m
 CONFIG_SERIO=m