diff --git a/drivers/soc/bcm/brcmstb/common.c b/drivers/soc/bcm/brcmstb/common.c
index d33a383701dd..e87dfc6660f3 100644
--- a/drivers/soc/bcm/brcmstb/common.c
+++ b/drivers/soc/bcm/brcmstb/common.c
@@ -11,8 +11,6 @@
 #include <linux/soc/brcmstb/brcmstb.h>
 #include <linux/sys_soc.h>
 
-#include <soc/brcmstb/common.h>
-
 static u32 family_id;
 static u32 product_id;
 
@@ -21,21 +19,6 @@ static const struct of_device_id brcmstb_machine_match[] = {
 	{ }
 };
 
-bool soc_is_brcmstb(void)
-{
-	const struct of_device_id *match;
-	struct device_node *root;
-
-	root = of_find_node_by_path("/");
-	if (!root)
-		return false;
-
-	match = of_match_node(brcmstb_machine_match, root);
-	of_node_put(root);
-
-	return match != NULL;
-}
-
 u32 brcmstb_get_family_id(void)
 {
 	return family_id;
diff --git a/include/soc/brcmstb/common.h b/include/soc/brcmstb/common.h
deleted file mode 100644
index e4fe76856de9..000000000000
--- a/include/soc/brcmstb/common.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Copyright © 2014 NVIDIA Corporation
- * Copyright © 2015 Broadcom Corporation
- */
-
-#ifndef __SOC_BRCMSTB_COMMON_H__
-#define __SOC_BRCMSTB_COMMON_H__
-
-bool soc_is_brcmstb(void);
-
-#endif /* __SOC_BRCMSTB_COMMON_H__ */