diff --git a/drivers/staging/rtl8188eu/include/hal_intf.h b/drivers/staging/rtl8188eu/include/hal_intf.h
index 2eb4f1fa75bb..2a00d2df95d4 100644
--- a/drivers/staging/rtl8188eu/include/hal_intf.h
+++ b/drivers/staging/rtl8188eu/include/hal_intf.h
@@ -11,13 +11,6 @@
 #include <drv_types.h>
 #include <hal8188e_phy_cfg.h>
 
-enum RTL871X_HCI_TYPE {
-	RTW_PCIE	= BIT(0),
-	RTW_USB		= BIT(1),
-	RTW_SDIO	= BIT(2),
-	RTW_GSPI	= BIT(3),
-};
-
 enum _CHIP_TYPE {
 	NULL_CHIP_TYPE,
 	RTL8712_8188S_8191S_8192S,