diff --git a/arch/arm64/include/asm/sparsemem.h b/arch/arm64/include/asm/sparsemem.h
index 1be62bcb9d474e42e6b457eaecc4272bfc37d2b1..74a9d301819fbfa1128bcce879b95ae9c24a2e76 100644
--- a/arch/arm64/include/asm/sparsemem.h
+++ b/arch/arm64/include/asm/sparsemem.h
@@ -17,7 +17,7 @@
 #define __ASM_SPARSEMEM_H
 
 #ifdef CONFIG_SPARSEMEM
-#define MAX_PHYSMEM_BITS	40
+#define MAX_PHYSMEM_BITS	48
 #define SECTION_SIZE_BITS	30
 #endif