+#define AXP221_VBUS_IPSOUT 0x30
+#define AXP221_VBUS_IPSOUT_DRIVEBUS (1 << 2)
+#define AXP221_MISC_CTRL 0x8f
+#define AXP221_MISC_CTRL_N_VBUSEN_FUNC (1 << 4)
+#define AXP221_PAGE 0xff
+
+/* Page 1 addresses */
+#define AXP221_SID 0x20
+
+/* For axp_gpio.c */
+#define AXP_POWER_STATUS 0x00
+#define AXP_POWER_STATUS_VBUS_PRESENT (1 << 5)
+#define AXP_GPIO0_CTRL 0x90
+#define AXP_GPIO1_CTRL 0x92
+#define AXP_GPIO_CTRL_OUTPUT_LOW 0x00 /* Drive pin low */
+#define AXP_GPIO_CTRL_OUTPUT_HIGH 0x01 /* Drive pin high */
+#define AXP_GPIO_CTRL_INPUT 0x02 /* Input */
+#define AXP_GPIO_STATE 0x94
+#define AXP_GPIO_STATE_OFFSET 0