diff --git a/arch/arm/mach-mediatek/init.h b/arch/arm/mach-mediatek/init.h
deleted file mode 100644
index 1d896fbbf7e..00000000000
--- a/arch/arm/mach-mediatek/init.h
+++ /dev/null
@@ -1,11 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright (C) 2018 MediaTek Inc.
- */
-
-#ifndef __MEDIATEK_INIT_H_
-#define __MEDIATEK_INIT_H_
-
-extern int mtk_soc_early_init(void);
-
-#endif /* __MEDIATEK_INIT_H_ */
diff --git a/arch/arm/mach-mediatek/mt7623/init.c b/arch/arm/mach-mediatek/mt7623/init.c
index 3d6ba3f383c..8713889b92d 100644
--- a/arch/arm/mach-mediatek/mt7623/init.c
+++ b/arch/arm/mach-mediatek/mt7623/init.c
@@ -16,11 +16,6 @@ DECLARE_GLOBAL_DATA_PTR;
 
 struct boot_argument *preloader_param;
 
-int mtk_soc_early_init(void)
-{
-	return 0;
-}
-
 int dram_init(void)
 {
 	u32 i;
diff --git a/arch/arm/mach-mediatek/mt8183/init.c b/arch/arm/mach-mediatek/mt8183/init.c
index 37243547da8..39072622788 100644
--- a/arch/arm/mach-mediatek/mt8183/init.c
+++ b/arch/arm/mach-mediatek/mt8183/init.c
@@ -42,11 +42,6 @@ int mtk_pll_early_init(void)
 	return 0;
 }
 
-int mtk_soc_early_init(void)
-{
-	return 0;
-}
-
 void reset_cpu(void)
 {
 	psci_system_reset();
diff --git a/arch/arm/mach-mediatek/mt8188/init.c b/arch/arm/mach-mediatek/mt8188/init.c
index ed67150e611..9743e39d582 100644
--- a/arch/arm/mach-mediatek/mt8188/init.c
+++ b/arch/arm/mach-mediatek/mt8188/init.c
@@ -45,11 +45,6 @@ int dram_init_banksize(void)
 	return 0;
 }
 
-int mtk_soc_early_init(void)
-{
-	return 0;
-}
-
 void reset_cpu(void)
 {
 	struct udevice *wdt;
diff --git a/arch/arm/mach-mediatek/mt8365/init.c b/arch/arm/mach-mediatek/mt8365/init.c
index 8f03ed28763..fb14a5a1902 100644
--- a/arch/arm/mach-mediatek/mt8365/init.c
+++ b/arch/arm/mach-mediatek/mt8365/init.c
@@ -26,11 +26,6 @@ int dram_init_banksize(void)
 	return 0;
 }
 
-int mtk_soc_early_init(void)
-{
-	return 0;
-}
-
 void reset_cpu(void)
 {
 	struct udevice *wdt;
diff --git a/arch/arm/mach-mediatek/spl.c b/arch/arm/mach-mediatek/spl.c
index 247d7ee6f1d..6f1ec052b95 100644
--- a/arch/arm/mach-mediatek/spl.c
+++ b/arch/arm/mach-mediatek/spl.c
@@ -9,7 +9,10 @@
 #include <init.h>
 #include <spl.h>
 
-#include "init.h"
+__weak int mtk_soc_early_init(void)
+{
+	return 0;
+}
 
 void board_init_f(ulong dummy)
 {