mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-15 16:24:13 +08:00
af873fcece
Based on 1 normalized pattern(s): license terms gnu general public license gpl version 2 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 161 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Steve Winslow <swinslow@gmail.com> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190528170027.447718015@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
132 lines
3.3 KiB
C
132 lines
3.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Internal interface between the core pin control system and the
|
|
* pin config 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>
|
|
*/
|
|
|
|
#ifdef CONFIG_PINCONF
|
|
|
|
int pinconf_check_ops(struct pinctrl_dev *pctldev);
|
|
int pinconf_validate_map(const struct pinctrl_map *map, int i);
|
|
int pinconf_map_to_setting(const struct pinctrl_map *map,
|
|
struct pinctrl_setting *setting);
|
|
void pinconf_free_setting(const struct pinctrl_setting *setting);
|
|
int pinconf_apply_setting(const struct pinctrl_setting *setting);
|
|
|
|
int pinconf_set_config(struct pinctrl_dev *pctldev, unsigned pin,
|
|
unsigned long *configs, size_t nconfigs);
|
|
|
|
/*
|
|
* You will only be interested in these if you're using PINCONF
|
|
* so don't supply any stubs for these.
|
|
*/
|
|
int pin_config_get_for_pin(struct pinctrl_dev *pctldev, unsigned pin,
|
|
unsigned long *config);
|
|
int pin_config_group_get(const char *dev_name, const char *pin_group,
|
|
unsigned long *config);
|
|
|
|
#else
|
|
|
|
static inline int pinconf_check_ops(struct pinctrl_dev *pctldev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int pinconf_validate_map(const struct pinctrl_map *map, int i)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int pinconf_map_to_setting(const struct pinctrl_map *map,
|
|
struct pinctrl_setting *setting)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void pinconf_free_setting(const struct pinctrl_setting *setting)
|
|
{
|
|
}
|
|
|
|
static inline int pinconf_apply_setting(const struct pinctrl_setting *setting)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int pinconf_set_config(struct pinctrl_dev *pctldev, unsigned pin,
|
|
unsigned long *configs, size_t nconfigs)
|
|
{
|
|
return -ENOTSUPP;
|
|
}
|
|
|
|
#endif
|
|
|
|
#if defined(CONFIG_PINCONF) && defined(CONFIG_DEBUG_FS)
|
|
|
|
void pinconf_show_map(struct seq_file *s, const struct pinctrl_map *map);
|
|
void pinconf_show_setting(struct seq_file *s,
|
|
const struct pinctrl_setting *setting);
|
|
void pinconf_init_device_debugfs(struct dentry *devroot,
|
|
struct pinctrl_dev *pctldev);
|
|
|
|
#else
|
|
|
|
static inline void pinconf_show_map(struct seq_file *s,
|
|
const struct pinctrl_map *map)
|
|
{
|
|
}
|
|
|
|
static inline void pinconf_show_setting(struct seq_file *s,
|
|
const struct pinctrl_setting *setting)
|
|
{
|
|
}
|
|
|
|
static inline void pinconf_init_device_debugfs(struct dentry *devroot,
|
|
struct pinctrl_dev *pctldev)
|
|
{
|
|
}
|
|
|
|
#endif
|
|
|
|
/*
|
|
* The following functions are available if the driver uses the generic
|
|
* pin config.
|
|
*/
|
|
|
|
#if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_DEBUG_FS)
|
|
|
|
void pinconf_generic_dump_pins(struct pinctrl_dev *pctldev,
|
|
struct seq_file *s, const char *gname,
|
|
unsigned pin);
|
|
|
|
void pinconf_generic_dump_config(struct pinctrl_dev *pctldev,
|
|
struct seq_file *s, unsigned long config);
|
|
#else
|
|
|
|
static inline void pinconf_generic_dump_pins(struct pinctrl_dev *pctldev,
|
|
struct seq_file *s,
|
|
const char *gname, unsigned pin)
|
|
{
|
|
return;
|
|
}
|
|
|
|
static inline void pinconf_generic_dump_config(struct pinctrl_dev *pctldev,
|
|
struct seq_file *s,
|
|
unsigned long config)
|
|
{
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_OF)
|
|
int pinconf_generic_parse_dt_config(struct device_node *np,
|
|
struct pinctrl_dev *pctldev,
|
|
unsigned long **configs,
|
|
unsigned int *nconfigs);
|
|
#endif
|