--- /dev/null
+/*
+ * This file defines the USB charger type and state that are needed for
+ * USB device APIs.
+ */
+
+#ifndef __LINUX_USB_CHARGER_H
+#define __LINUX_USB_CHARGER_H
+
+/*
+ * USB charger type:
+ * SDP (Standard Downstream Port)
+ * DCP (Dedicated Charging Port)
+ * CDP (Charging Downstream Port)
+ * ACA (Accessory Charger Adapters)
+ */
+enum usb_charger_type {
+ UNKNOWN_TYPE = 0,
+ SDP_TYPE = 1,
+ DCP_TYPE = 2,
+ CDP_TYPE = 3,
+ ACA_TYPE = 4,
+};
+
+/* USB charger state */
+enum usb_charger_state {
+ USB_CHARGER_DEFAULT = 0,
+ USB_CHARGER_PRESENT = 1,
+ USB_CHARGER_ABSENT = 2,
+};
+
+#endif /* __LINUX_USB_CHARGER_H */