diff --git a/drivers/base/cacheinfo.c b/drivers/base/cacheinfo.c
index e13ef41763e4..2cea9201f31c 100644
--- a/drivers/base/cacheinfo.c
+++ b/drivers/base/cacheinfo.c
@@ -33,13 +33,21 @@ struct cpu_cacheinfo *get_cpu_cacheinfo(unsigned int cpu)
 	return ci_cacheinfo(cpu);
 }
 
-#ifdef CONFIG_OF
 static inline bool cache_leaves_are_shared(struct cacheinfo *this_leaf,
 					   struct cacheinfo *sib_leaf)
 {
+	/*
+	 * For non DT/ACPI systems, assume unique level 1 caches,
+	 * system-wide shared caches for all other levels. This will be used
+	 * only if arch specific code has not populated shared_cpu_map
+	 */
+	if (!(IS_ENABLED(CONFIG_OF) || IS_ENABLED(CONFIG_ACPI)))
+		return !(this_leaf->level == 1);
+
 	return sib_leaf->fw_token == this_leaf->fw_token;
 }
 
+#ifdef CONFIG_OF
 /* OF properties to query for a given cache type */
 struct cache_type_info {
 	const char *size_prop;
@@ -193,16 +201,6 @@ static int cache_setup_of_node(unsigned int cpu)
 }
 #else
 static inline int cache_setup_of_node(unsigned int cpu) { return 0; }
-static inline bool cache_leaves_are_shared(struct cacheinfo *this_leaf,
-					   struct cacheinfo *sib_leaf)
-{
-	/*
-	 * For non-DT/ACPI systems, assume unique level 1 caches, system-wide
-	 * shared caches for all other levels. This will be used only if
-	 * arch specific code has not populated shared_cpu_map
-	 */
-	return !(this_leaf->level == 1);
-}
 #endif
 
 int __weak cache_setup_acpi(unsigned int cpu)