diff --git a/recipes-kernel/linux/ast2400/defconfig b/recipes-kernel/linux/ast2400/defconfig
index 01272e7..48a2f1c 100644
--- a/recipes-kernel/linux/ast2400/defconfig
+++ b/recipes-kernel/linux/ast2400/defconfig
@@ -205,6 +205,7 @@
 CONFIG_FSI=y
 CONFIG_FSI_MASTER_GPIO=y
 CONFIG_FSI_MASTER_HUB=y
+CONFIG_FSI_MASTER_AST_CF=y
 CONFIG_FSI_SCOM=y
 CONFIG_FSI_SBEFIFO=y
 CONFIG_FSI_OCC=y