diff --git a/src/southbridge/amd/sb700/lpc.c b/src/southbridge/amd/sb700/lpc.c
index bc99c1c71a..a71fe1fcf8 100644
--- a/src/southbridge/amd/sb700/lpc.c
+++ b/src/southbridge/amd/sb700/lpc.c
@@ -83,13 +83,13 @@ static void lpc_init(device_t dev)
 	cmos_check_update_date();
 }
 
+#if IS_ENABLED(CONFIG_LATE_CBMEM_INIT)
 int acpi_get_sleep_type(void)
 {
 	u16 tmp = inw(ACPI_PM1_CNT_BLK);
 	return ((tmp & (7 << 10)) >> 10);
 }
 
-#if IS_ENABLED(CONFIG_LATE_CBMEM_INIT)
 void backup_top_of_ram(uint64_t ramtop)
 {
 	u32 dword = (u32) ramtop;