diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/power/imx6_usb_charger.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/include/linux/power/imx6_usb_charger.h b/include/linux/power/imx6_usb_charger.h new file mode 100644 index 000000000000..39358d22f396 --- /dev/null +++ b/include/linux/power/imx6_usb_charger.h @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. All Rights Reserved. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#ifndef __IMXUSB6_CHARGER_H +#define __IMXUSB6_CHARGER_H + +#include <linux/power_supply.h> +enum battery_charging_spec { + BATTERY_CHARGING_SPEC_NONE = 0, + BATTERY_CHARGING_SPEC_UNKNOWN, + BATTERY_CHARGING_SPEC_1_0, + BATTERY_CHARGING_SPEC_1_1, + BATTERY_CHARGING_SPEC_1_2, +}; + +struct usb_charger { + /* The anatop regmap */ + struct regmap *anatop; + /* USB controller */ + struct device *dev; + struct power_supply psy; + struct mutex lock; + + /* Compliant with Battery Charging Specification version (if any) */ + enum battery_charging_spec bc; + + /* properties */ + unsigned present:1; + unsigned online:1; + unsigned max_current; + int (*connect)(struct usb_charger *charger); + int (*disconnect)(struct usb_charger *charger); + int (*set_power)(struct usb_charger *charger, unsigned mA); + + int (*detect)(struct usb_charger *charger); +}; + +#ifdef CONFIG_IMX6_USB_CHARGER +extern void imx6_usb_remove_charger(struct usb_charger *charger); +extern int imx6_usb_create_charger(struct usb_charger *charger, + const char *name); +extern int imx6_usb_vbus_disconnect(struct usb_charger *charger); +extern int imx6_usb_vbus_connect(struct usb_charger *charger); +extern int imx6_usb_charger_detect_post(struct usb_charger *charger); +#else +void imx6_usb_remove_charger(struct usb_charger *charger) +{ + +} + +int imx6_usb_create_charger(struct usb_charger *charger, + const char *name) +{ + return -ENODEV; +} + +int imx6_usb_vbus_disconnect(struct usb_charger *charger) +{ + return -ENODEV; +} + +int imx6_usb_vbus_connect(struct usb_charger *charger) +{ + return -ENODEV; +} +int imx6_usb_charger_detect_post(struct usb_charger *charger) +{ + return -ENODEV; +} +#endif + +#endif /* __IMXUSB6_CHARGER_H */ |