diff options
Diffstat (limited to 'include/linux/regulator')
| -rw-r--r-- | include/linux/regulator/consumer.h | 6 | ||||
| -rw-r--r-- | include/linux/regulator/driver.h | 8 | ||||
| -rw-r--r-- | include/linux/regulator/of_regulator.h | 9 |
3 files changed, 20 insertions, 3 deletions
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index f540b1496e2f..d17e1ff7ad01 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -101,6 +101,8 @@ struct regmap; * Data passed is "struct pre_voltage_change_data" * ABORT_VOLTAGE_CHANGE Regulator voltage change failed for some reason. * Data passed is old voltage cast to (void *). + * PRE_DISABLE Regulator is about to be disabled + * ABORT_DISABLE Regulator disable failed for some reason * * NOTE: These events can be OR'ed together when passed into handler. */ @@ -115,6 +117,8 @@ struct regmap; #define REGULATOR_EVENT_DISABLE 0x80 #define REGULATOR_EVENT_PRE_VOLTAGE_CHANGE 0x100 #define REGULATOR_EVENT_ABORT_VOLTAGE_CHANGE 0x200 +#define REGULATOR_EVENT_PRE_DISABLE 0x400 +#define REGULATOR_EVENT_ABORT_DISABLE 0x800 /** * struct pre_voltage_change_data - Data sent with PRE_VOLTAGE_CHANGE event @@ -284,7 +288,7 @@ devm_regulator_get(struct device *dev, const char *id) static inline struct regulator *__must_check regulator_get_exclusive(struct device *dev, const char *id) { - return NULL; + return ERR_PTR(-ENODEV); } static inline struct regulator *__must_check diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index fc0ee0ce8325..5f1e9ca47417 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -243,6 +243,8 @@ enum regulator_type { * * @enable_time: Time taken for initial enable of regulator (in uS). * @off_on_delay: guard time (in uS), before re-enabling a regulator + * + * @of_map_mode: Maps a hardware mode defined in a DeviceTree to a standard mode */ struct regulator_desc { const char *name; @@ -285,6 +287,8 @@ struct regulator_desc { unsigned int enable_time; unsigned int off_on_delay; + + unsigned int (*of_map_mode)(unsigned int mode); }; /** @@ -301,6 +305,9 @@ struct regulator_desc { * NULL). * @regmap: regmap to use for core regmap helpers if dev_get_regulator() is * insufficient. + * @ena_gpio_initialized: GPIO controlling regulator enable was properly + * initialized, meaning that >= 0 is a valid gpio + * identifier and < 0 is a non existent gpio. * @ena_gpio: GPIO controlling regulator enable. * @ena_gpio_invert: Sense for GPIO enable control. * @ena_gpio_flags: Flags to use when calling gpio_request_one() @@ -312,6 +319,7 @@ struct regulator_config { struct device_node *of_node; struct regmap *regmap; + bool ena_gpio_initialized; int ena_gpio; unsigned int ena_gpio_invert:1; unsigned int ena_gpio_flags; diff --git a/include/linux/regulator/of_regulator.h b/include/linux/regulator/of_regulator.h index f9217965aaa3..763953f7e3b8 100644 --- a/include/linux/regulator/of_regulator.h +++ b/include/linux/regulator/of_regulator.h @@ -6,24 +6,29 @@ #ifndef __LINUX_OF_REG_H #define __LINUX_OF_REG_H +struct regulator_desc; + struct of_regulator_match { const char *name; void *driver_data; struct regulator_init_data *init_data; struct device_node *of_node; + const struct regulator_desc *desc; }; #if defined(CONFIG_OF) extern struct regulator_init_data *of_get_regulator_init_data(struct device *dev, - struct device_node *node); + struct device_node *node, + const struct regulator_desc *desc); extern int of_regulator_match(struct device *dev, struct device_node *node, struct of_regulator_match *matches, unsigned int num_matches); #else static inline struct regulator_init_data *of_get_regulator_init_data(struct device *dev, - struct device_node *node) + struct device_node *node, + const struct regulator_desc *desc) { return NULL; } |