diff --git a/src/soc/mediatek/common/include/soc/dvfs_common.h b/src/soc/mediatek/common/include/soc/dvfs_common.h
new file mode 100644
index 0000000000..71068f4c41
--- /dev/null
+++ b/src/soc/mediatek/common/include/soc/dvfs_common.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
+
+#ifndef __SOC_MEDIATEK_DVFS_COMMON_H__
+#define __SOC_MEDIATEK_DVFS_COMMON_H__
+
+void dvfs_init(void);
+
+#endif
diff --git a/src/soc/mediatek/mt8196/include/soc/dvfs.h b/src/soc/mediatek/mt8196/include/soc/dvfs.h
index 76634bf00b..6bd6db5ac5 100644
--- a/src/soc/mediatek/mt8196/include/soc/dvfs.h
+++ b/src/soc/mediatek/mt8196/include/soc/dvfs.h
@@ -4,11 +4,9 @@
 #define __SOC_MEDIATEK_MT8196_DVFS_H__
 
 #include <soc/addressmap.h>
+#include <soc/dvfs_common.h>
 
-#define CACHE_LINE	64
 #define CSRAM_OFFSET	0x0001BC00
 #define CSRAM_BASE	(SRAM_BASE + CSRAM_OFFSET)
 
-void dvfs_init(void);
-
 #endif