soc/intel/baytrail: Get rid of device_t

Use of device_t has been abandoned in ramstage.

Change-Id: I8b2cfe3e2090fb8eed755e40d337c6049d8dd96e
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/26456
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

src/soc/intel/baytrail/cpu.c

@@ -44,7 +44,7 @@ const struct reg_script core_msr_script[] = {
 	REG_SCRIPT_END
 };
 
-static void baytrail_core_init(device_t cpu)
+static void baytrail_core_init(struct device *cpu)
 {
 	printk(BIOS_DEBUG, "Init BayTrail core.\n");
 
@@ -199,7 +199,7 @@ static const struct mp_ops mp_ops = {
 	.post_mp_init = southcluster_smm_enable_smi,
 };
 
-void baytrail_init_cpus(device_t dev)
+void baytrail_init_cpus(struct device *dev)
 {
 	struct bus *cpu_bus = dev->link_list;