diff options
Diffstat (limited to 'include/linux/pinctrl/pinmux.h')
| -rw-r--r-- | include/linux/pinctrl/pinmux.h | 61 |
1 files changed, 4 insertions, 57 deletions
diff --git a/include/linux/pinctrl/pinmux.h b/include/linux/pinctrl/pinmux.h index 937b3e2fa36f..1818dcbdd9ab 100644 --- a/include/linux/pinctrl/pinmux.h +++ b/include/linux/pinctrl/pinmux.h @@ -16,9 +16,6 @@ #include <linux/seq_file.h> #include "pinctrl.h" -/* This struct is private to the core and should be regarded as a cookie */ -struct pinmux; - #ifdef CONFIG_PINMUX struct pinctrl_dev; @@ -26,15 +23,14 @@ struct pinctrl_dev; /** * struct pinmux_ops - pinmux operations, to be implemented by pin controller * drivers that support pinmuxing - * @request: called by the core to see if a certain pin can be made available + * @request: called by the core to see if a certain pin can be made * available for muxing. This is called by the core to acquire the pins * before selecting any actual mux setting across a function. The driver * is allowed to answer "no" by returning a negative error code * @free: the reverse function of the request() callback, frees a pin after * being requested - * @list_functions: list the number of selectable named functions available - * in this pinmux driver, the core will begin on 0 and call this - * repeatedly as long as it returns >= 0 to enumerate mux settings + * @get_functions_count: returns number of selectable named functions available + * in this pinmux driver * @get_function_name: return the function name of the muxing selector, * called by the core to figure out which mux setting it shall map a * certain device to @@ -65,7 +61,7 @@ struct pinctrl_dev; struct pinmux_ops { int (*request) (struct pinctrl_dev *pctldev, unsigned offset); int (*free) (struct pinctrl_dev *pctldev, unsigned offset); - int (*list_functions) (struct pinctrl_dev *pctldev, unsigned selector); + int (*get_functions_count) (struct pinctrl_dev *pctldev); const char *(*get_function_name) (struct pinctrl_dev *pctldev, unsigned selector); int (*get_function_groups) (struct pinctrl_dev *pctldev, @@ -88,55 +84,6 @@ struct pinmux_ops { bool input); }; -/* External interface to pinmux */ -extern int pinmux_request_gpio(unsigned gpio); -extern void pinmux_free_gpio(unsigned gpio); -extern int pinmux_gpio_direction_input(unsigned gpio); -extern int pinmux_gpio_direction_output(unsigned gpio); -extern struct pinmux * __must_check pinmux_get(struct device *dev, const char *name); -extern void pinmux_put(struct pinmux *pmx); -extern int pinmux_enable(struct pinmux *pmx); -extern void pinmux_disable(struct pinmux *pmx); - -#else /* !CONFIG_PINMUX */ - -static inline int pinmux_request_gpio(unsigned gpio) -{ - return 0; -} - -static inline void pinmux_free_gpio(unsigned gpio) -{ -} - -static inline int pinmux_gpio_direction_input(unsigned gpio) -{ - return 0; -} - -static inline int pinmux_gpio_direction_output(unsigned gpio) -{ - return 0; -} - -static inline struct pinmux * __must_check pinmux_get(struct device *dev, const char *name) -{ - return NULL; -} - -static inline void pinmux_put(struct pinmux *pmx) -{ -} - -static inline int pinmux_enable(struct pinmux *pmx) -{ - return 0; -} - -static inline void pinmux_disable(struct pinmux *pmx) -{ -} - #endif /* CONFIG_PINMUX */ #endif /* __LINUX_PINCTRL_PINMUX_H */ |