mfd: mc13xxx: Remove useless symbol MFD_MC13783

Symbol MFD_MC13783 always selected by MFD_MC13XXX, so no need
to keep additional symbol.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 5f4967d..e2413ac 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -168,7 +168,7 @@
 
 config INPUT_MC13783_PWRBUTTON
 	tristate "MC13783 ON buttons"
-	depends on MFD_MC13783
+	depends on MFD_MC13XXX
 	help
 	  Support the ON buttons of MC13783 PMIC as an input device
 	  reporting power button status.