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>
diff --git a/src/soc/intel/baytrail/ehci.c b/src/soc/intel/baytrail/ehci.c
index 97d4b4b..e2ff318 100644
--- a/src/soc/intel/baytrail/ehci.c
+++ b/src/soc/intel/baytrail/ehci.c
@@ -87,7 +87,7 @@
 	REG_SCRIPT_END
 };
 
-static void usb2_phy_init(device_t dev)
+static void usb2_phy_init(struct device *dev)
 {
 	struct soc_intel_baytrail_config *config = dev->chip_info;
 	u32 usb2_comp_bg = (config->usb2_comp_bg == 0 ?
@@ -122,7 +122,7 @@
 	reg_script_run(usb2_phy_script);
 }
 
-static void ehci_init(device_t dev)
+static void ehci_init(struct device *dev)
 {
 	struct soc_intel_baytrail_config *config = dev->chip_info;
 	struct reg_script ehci_hc_init[] = {