power_supply: Add types for USB chargers

This adds power supply types for USB chargers defined in
Battery Charging Specification 1.1.

Signed-off-by: Heikki Krogerus <ext-heikki.krogerus@nokia.com>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>

2 files changed, 6 insertions, 2 deletions

diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
index 9d30eeb8c81..88f5e43100c 100644
--- a/drivers/power/power_supply_sysfs.c
+++ b/drivers/power/power_supply_sysfs.c
@@ -42,7 +42,8 @@ static ssize_t power_supply_show_property(struct device *dev,
                                           struct device_attribute *attr,
                                           char *buf) {
         static char *type_text[] = {
-                "Battery", "UPS", "Mains", "USB"
+                "Battery", "UPS", "Mains", "USB",
+                "USB_DCP", "USB_CDP", "USB_ACA"
         };
         static char *status_text[] = {
                 "Unknown", "Charging", "Discharging", "Not charging", "Full"
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 30083a896f3..d37fef67ece 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -125,7 +125,10 @@ enum power_supply_type {
         POWER_SUPPLY_TYPE_BATTERY = 0,
         POWER_SUPPLY_TYPE_UPS,
         POWER_SUPPLY_TYPE_MAINS,
-        POWER_SUPPLY_TYPE_USB,
+        POWER_SUPPLY_TYPE_USB,          /* Standard Downstream Port */
+        POWER_SUPPLY_TYPE_USB_DCP,      /* Dedicated Charging Port */
+        POWER_SUPPLY_TYPE_USB_CDP,      /* Charging Downstream Port */
+        POWER_SUPPLY_TYPE_USB_ACA,      /* Accessory Charger Adapters */
 };
 
 union power_supply_propval {