sb/intel/ibexpeak: Get rid of device_t

Use of device_t has been abandoned in ramstage.

Change-Id: I7d9d0a205f9a650eb87bc8f90f2a28a5c4b2891c
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/26259
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/southbridge/intel/ibexpeak/azalia.c b/src/southbridge/intel/ibexpeak/azalia.c
index 964c3b2..61cd835 100644
--- a/src/southbridge/intel/ibexpeak/azalia.c
+++ b/src/southbridge/intel/ibexpeak/azalia.c
@@ -314,7 +314,8 @@
 	pci_write_config8(dev, 0x43, reg8);
 }
 
-static void azalia_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+static void azalia_set_subsystem(struct device *dev, unsigned vendor,
+				 unsigned device)
 {
 	if (!vendor || !device) {
 		pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,