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/*
* Internal interface between the core pin control system and the
* pinmux portions
*
* Copyright (C) 2011 ST-Ericsson SA
* Written on behalf of Linaro for ST-Ericsson
* Based on bits of regulator core, gpio core and clk core
*
* Author: Linus Walleij <linus.walleij@linaro.org>
*
* License terms: GNU General Public License (GPL) version 2
*/
#ifdef CONFIG_PINMUX
int pinmux_check_ops(struct pinctrl_dev *pctldev);
void pinmux_init_device_debugfs(struct dentry *devroot,
struct pinctrl_dev *pctldev);
int pinmux_request_gpio(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned pin, unsigned gpio);
void pinmux_free_gpio(struct pinctrl_dev *pctldev, unsigned pin,
struct pinctrl_gpio_range *range);
int pinmux_gpio_direction(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned pin, bool input);
static inline void pinmux_init_pinctrl_handle(struct pinctrl *p)
{
p->func_selector = UINT_MAX;
INIT_LIST_HEAD(&p->groups);
}
int pinmux_apply_muxmap(struct pinctrl_dev *pctldev,
struct pinctrl *p,
struct device *dev,
const char *devname,
struct pinctrl_map const *map);
void pinmux_put(struct pinctrl *p);
int pinmux_enable(struct pinctrl *p);
void pinmux_disable(struct pinctrl *p);
void pinmux_dbg_show(struct seq_file *s, struct pinctrl *p);
#else
static inline int pinmux_check_ops(struct pinctrl_dev *pctldev)
{
return 0;
}
static inline void pinmux_init_device_debugfs(struct dentry *devroot,
struct pinctrl_dev *pctldev)
{
}
static inline int pinmux_request_gpio(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned pin, unsigned gpio)
{
return 0;
}
static inline void pinmux_free_gpio(struct pinctrl_dev *pctldev,
unsigned pin,
struct pinctrl_gpio_range *range)
{
}
static inline int pinmux_gpio_direction(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned pin, bool input)
{
return 0;
}
static inline void pinmux_init_pinctrl_handle(struct pinctrl *p)
{
}
static inline int pinmux_apply_muxmap(struct pinctrl_dev *pctldev,
struct pinctrl *p,
struct device *dev,
const char *devname,
struct pinctrl_map const *map)
{
return 0;
}
static inline void pinmux_put(struct pinctrl *p)
{
}
static inline int pinmux_enable(struct pinctrl *p)
{
}
static inline void pinmux_disable(struct pinctrl *p)
{
}
void pinmux_dbg_show(struct seq_file *s, struct pinctrl *p)
{
}
#endif
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