{arch,cpu,drivers,ec}: Don't hide pointers behind typedefs

Change-Id: Id88bb4367d6045f6fbf185f0562ac72c04ee5f84
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: http://review.coreboot.org/7146
Tested-by: build bot (Jenkins)

src/cpu/via/c7/c7_init.c

@@ -147,7 +147,7 @@ static void set_c7_speed(int model) {
 	printk(BIOS_INFO, "Current CPU multiplier: %dx\n", (int)((msr.lo >> 8) & 0xff));
 }
 
-static void c7_init(device_t dev)
+static void c7_init(struct device *dev)
 {
 	u8 brand;
 	struct cpuinfo_x86 c;