soc/intel/quark: Get rid of device_t

Use of device_t has been abandoned in ramstage.

Change-Id: I102c9b9b1066064589149388d5ebbcd6d0d81fa7
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/26542
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>

src/soc/intel/quark/northcluster.c

@@ -24,7 +24,7 @@
 
 #define RES_IN_KIB(r) ((r) >> 10)
 
-static void nc_read_resources(device_t dev)
+static void nc_read_resources(struct device *dev)
 {
 	unsigned long base_k;
 	int index = 0;