diff options
Diffstat (limited to 'include/linux/pinctrl/pinctrl.h')
| -rw-r--r-- | include/linux/pinctrl/pinctrl.h | 46 |
1 files changed, 30 insertions, 16 deletions
diff --git a/include/linux/pinctrl/pinctrl.h b/include/linux/pinctrl/pinctrl.h index 4d252ea00ed1..1a8084e29405 100644 --- a/include/linux/pinctrl/pinctrl.h +++ b/include/linux/pinctrl/pinctrl.h @@ -11,6 +11,7 @@ #ifndef __LINUX_PINCTRL_PINCTRL_H #define __LINUX_PINCTRL_PINCTRL_H +#include <linux/bits.h> #include <linux/types.h> struct device; @@ -54,7 +55,7 @@ struct pingroup { * @drv_data: driver-defined per-pin data. pinctrl core does not touch this */ struct pinctrl_pin_desc { - unsigned number; + unsigned int number; const char *name; void *drv_data; }; @@ -82,7 +83,7 @@ struct pinctrl_gpio_range { unsigned int base; unsigned int pin_base; unsigned int npins; - unsigned const *pins; + unsigned int const *pins; struct gpio_chip *gc; }; @@ -108,18 +109,18 @@ struct pinctrl_gpio_range { struct pinctrl_ops { int (*get_groups_count) (struct pinctrl_dev *pctldev); const char *(*get_group_name) (struct pinctrl_dev *pctldev, - unsigned selector); + unsigned int selector); int (*get_group_pins) (struct pinctrl_dev *pctldev, - unsigned selector, - const unsigned **pins, - unsigned *num_pins); + unsigned int selector, + const unsigned int **pins, + unsigned int *num_pins); void (*pin_dbg_show) (struct pinctrl_dev *pctldev, struct seq_file *s, - unsigned offset); + unsigned int offset); int (*dt_node_to_map) (struct pinctrl_dev *pctldev, struct device_node *np_config, - struct pinctrl_map **map, unsigned *num_maps); + struct pinctrl_map **map, unsigned int *num_maps); void (*dt_free_map) (struct pinctrl_dev *pctldev, - struct pinctrl_map *map, unsigned num_maps); + struct pinctrl_map *map, unsigned int num_maps); }; /** @@ -165,25 +166,25 @@ struct pinctrl_desc { /* External interface to pin controller */ -extern int pinctrl_register_and_init(struct pinctrl_desc *pctldesc, +extern int pinctrl_register_and_init(const struct pinctrl_desc *pctldesc, struct device *dev, void *driver_data, struct pinctrl_dev **pctldev); extern int pinctrl_enable(struct pinctrl_dev *pctldev); /* Please use pinctrl_register_and_init() and pinctrl_enable() instead */ -extern struct pinctrl_dev *pinctrl_register(struct pinctrl_desc *pctldesc, +extern struct pinctrl_dev *pinctrl_register(const struct pinctrl_desc *pctldesc, struct device *dev, void *driver_data); extern void pinctrl_unregister(struct pinctrl_dev *pctldev); extern int devm_pinctrl_register_and_init(struct device *dev, - struct pinctrl_desc *pctldesc, + const struct pinctrl_desc *pctldesc, void *driver_data, struct pinctrl_dev **pctldev); /* Please use devm_pinctrl_register_and_init() instead */ extern struct pinctrl_dev *devm_pinctrl_register(struct device *dev, - struct pinctrl_desc *pctldesc, + const struct pinctrl_desc *pctldesc, void *driver_data); extern void devm_pinctrl_unregister(struct device *dev, @@ -193,7 +194,7 @@ extern void pinctrl_add_gpio_range(struct pinctrl_dev *pctldev, struct pinctrl_gpio_range *range); extern void pinctrl_add_gpio_ranges(struct pinctrl_dev *pctldev, struct pinctrl_gpio_range *ranges, - unsigned nranges); + unsigned int nranges); extern void pinctrl_remove_gpio_range(struct pinctrl_dev *pctldev, struct pinctrl_gpio_range *range); @@ -203,19 +204,23 @@ extern struct pinctrl_gpio_range * pinctrl_find_gpio_range_from_pin(struct pinctrl_dev *pctldev, unsigned int pin); extern int pinctrl_get_group_pins(struct pinctrl_dev *pctldev, - const char *pin_group, const unsigned **pins, - unsigned *num_pins); + const char *pin_group, const unsigned int **pins, + unsigned int *num_pins); + +#define PINFUNCTION_FLAG_GPIO BIT(0) /** * struct pinfunction - Description about a function * @name: Name of the function * @groups: An array of groups for this function * @ngroups: Number of groups in @groups + * @flags: Additional pin function flags */ struct pinfunction { const char *name; const char * const *groups; size_t ngroups; + unsigned long flags; }; /* Convenience macro to define a single named pinfunction */ @@ -226,6 +231,15 @@ struct pinfunction { .ngroups = (_ngroups), \ } +/* Same as PINCTRL_PINFUNCTION() but for the GPIO category of functions */ +#define PINCTRL_GPIO_PINFUNCTION(_name, _groups, _ngroups) \ +(struct pinfunction) { \ + .name = (_name), \ + .groups = (_groups), \ + .ngroups = (_ngroups), \ + .flags = PINFUNCTION_FLAG_GPIO, \ + } + #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_PINCTRL) extern struct pinctrl_dev *of_pinctrl_get(struct device_node *np); #else |