diff --git a/include/axp818.h b/include/axp818.h
index c2f9847753d9bc98db5a110e3143294e093852e9..b24c790383c24fdac1fd6c8d6f79d7f8e27d7b66 100644
--- a/include/axp818.h
+++ b/include/axp818.h
@@ -55,7 +55,11 @@
 
 /* For axp_gpio.c */
 #define AXP_POWER_STATUS		0x00
-#define AXP_POWER_STATUS_VBUS_PRESENT	(1 << 5)
+#define AXP_POWER_STATUS_VBUS_PRESENT		(1 << 5)
+#define AXP_VBUS_IPSOUT			0x30
+#define AXP_VBUS_IPSOUT_DRIVEBUS		(1 << 2)
+#define AXP_MISC_CTRL			0x8f
+#define AXP_MISC_CTRL_N_VBUSEN_FUNC		(1 << 4)
 #define AXP_GPIO0_CTRL			0x90
 #define AXP_GPIO1_CTRL			0x92
 #define AXP_GPIO_CTRL_OUTPUT_LOW	0x00 /* Drive pin low */