1 files changed, 25 insertions, 0 deletions
diff --git a/src/soc/intel/xeon_sp/include/soc/acpi.h b/src/soc/intel/xeon_sp/include/soc/acpi.h
new file mode 100644
index 0000000000..6a76ef222b
--- /dev/null
+++ b/src/soc/intel/xeon_sp/include/soc/acpi.h
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _SOC_ACPI_H_
+#define _SOC_ACPI_H_
+
+#include <acpi/acpi.h>
+#include <soc/nvs.h>
+
+#define MEM_BLK_COUNT      0x140
+typedef struct {
+	uint8_t   buf[32];
+} MEM_BLK;
+
+/* P-state configuration */
+#define PSS_MAX_ENTRIES			16
+#define PSS_RATIO_STEP			1
+#define PSS_LATENCY_TRANSITION		10
+#define PSS_LATENCY_BUSMASTER		10
+
+unsigned long northbridge_write_acpi_tables(const struct device *device,
+	unsigned long current, struct acpi_rsdp *rsdp);
+
+void motherboard_fill_fadt(acpi_fadt_t *fadt);
+
+#endif /* _SOC_ACPI_H_ */