Input: move input/serio closer to the top of drivers/Makefile so

       serio_bus is available early
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

drivers/Makefile

@@ -15,6 +15,9 @@ obj-$(CONFIG_PNP)		+= pnp/
 # char/ comes before serial/ etc so that the VT console is the boot-time
 # default.
 obj-y				+= char/
+# we also need input/serio early so serio bus is initialized by the time
+# serial drivers start registering their serio ports
+obj-$(CONFIG_SERIO)		+= input/serio/
 obj-y				+= serial/
 obj-$(CONFIG_PARPORT)		+= parport/
 obj-y				+= base/ block/ misc/ net/ media/
@@ -37,7 +40,6 @@ obj-$(CONFIG_PARIDE) 		+= block/paride/
 obj-$(CONFIG_TC)		+= tc/
 obj-$(CONFIG_USB)		+= usb/
 obj-$(CONFIG_USB_GADGET)	+= usb/gadget/
-obj-$(CONFIG_SERIO)		+= input/serio/
 obj-$(CONFIG_INPUT)		+= input/
 obj-$(CONFIG_GAMEPORT)		+= input/gameport/
 obj-$(CONFIG_I2O)		+= message/