mb/packardbell/ms2290: Get rid of device_t

Change-Id: I42b19d660b681cca8fea7d2f52b43c8daceb5e35
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/26493
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
diff --git a/src/mainboard/packardbell/ms2290/mainboard.c b/src/mainboard/packardbell/ms2290/mainboard.c
index 52d7144..b98b166 100644
--- a/src/mainboard/packardbell/ms2290/mainboard.c
+++ b/src/mainboard/packardbell/ms2290/mainboard.c
@@ -51,7 +51,7 @@
 
 
 
-static void mainboard_enable(device_t dev)
+static void mainboard_enable(struct device *dev)
 {
 	u16 pmbase;