ACPI: Drop typedef global_nvs_t

Bring all GNVS related initialisation function to global
scope to force identical signatures. Followup work is
likely to remove some as duplicates.

Change-Id: Id4299c41d79c228f3d35bc7cb9bf427ce1e82ba1
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42489
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/intel/skylake/acpi.c b/src/soc/intel/skylake/acpi.c
index 6fde1e2..6da43e9 100644
--- a/src/soc/intel/skylake/acpi.c
+++ b/src/soc/intel/skylake/acpi.c
@@ -1,6 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <acpi/acpi.h>
+#include <acpi/acpi_gnvs.h>
 #include <acpi/acpigen.h>
 #include <arch/cpu.h>
 #include <arch/ioapic.h>
@@ -155,7 +156,7 @@
 	return cores;
 }
 
-static void acpi_create_gnvs(global_nvs_t *gnvs)
+void acpi_create_gnvs(struct global_nvs *gnvs)
 {
 	const struct soc_intel_skylake_config *config = config_of_soc();
 
@@ -643,7 +644,7 @@
 
 void southbridge_inject_dsdt(const struct device *device)
 {
-	global_nvs_t *gnvs;
+	struct global_nvs *gnvs;
 
 	gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS);
 	if (!gnvs) {