69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
#ifndef PINCTRL_H
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#define PINCTRL_H
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struct pinctrl_device;
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struct pinctrl_ops {
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int (*set_state)(struct pinctrl_device *, struct device_node *);
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int (*set_direction)(struct pinctrl_device *, unsigned int, bool);
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int (*get_direction)(struct pinctrl_device *, unsigned int);
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};
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struct pinctrl_device {
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struct device_d *dev;
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struct pinctrl_ops *ops;
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struct list_head list;
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struct device_node *node;
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unsigned int base, npins;
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};
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int pinctrl_register(struct pinctrl_device *pdev);
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void pinctrl_unregister(struct pinctrl_device *pdev);
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#ifdef CONFIG_PINCTRL
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int pinctrl_select_state(struct device_d *dev, const char *state);
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int pinctrl_select_state_default(struct device_d *dev);
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int of_pinctrl_select_state(struct device_node *np, const char *state);
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int of_pinctrl_select_state_default(struct device_node *np);
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int pinctrl_gpio_direction_input(unsigned pin);
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int pinctrl_gpio_direction_output(unsigned int pin);
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int pinctrl_gpio_get_direction(unsigned pin);
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#else
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static inline int pinctrl_select_state(struct device_d *dev, const char *state)
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{
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return -ENODEV;
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}
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static inline int pinctrl_select_state_default(struct device_d *dev)
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{
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return -ENODEV;
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}
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static inline int of_pinctrl_select_state(struct device_node *np, const char *state)
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{
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return -ENODEV;
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}
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static inline int of_pinctrl_select_state_default(struct device_node *np)
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{
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return -ENODEV;
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}
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static inline int pinctrl_gpio_direction_input(unsigned pin)
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{
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return -ENOTSUPP;
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}
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static inline int pinctrl_gpio_direction_output(unsigned int pin)
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{
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return -ENOTSUPP;
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}
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static inline int pinctrl_gpio_get_direction(unsigned pin)
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{
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return -ENOTSUPP;
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}
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#endif
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#endif /* PINCTRL_H */
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