Commit | Line | Data |
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af873fce | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
ae6b4d85 LW |
2 | /* |
3 | * Internal interface between the core pin control system and the | |
4 | * pin config portions | |
5 | * | |
6 | * Copyright (C) 2011 ST-Ericsson SA | |
7 | * Written on behalf of Linaro for ST-Ericsson | |
8 | * Based on bits of regulator core, gpio core and clk core | |
9 | * | |
10 | * Author: Linus Walleij <linus.walleij@linaro.org> | |
ae6b4d85 LW |
11 | */ |
12 | ||
13 | #ifdef CONFIG_PINCONF | |
14 | ||
b9130b77 | 15 | int pinconf_check_ops(struct pinctrl_dev *pctldev); |
3f713b7c MY |
16 | int pinconf_validate_map(const struct pinctrl_map *map, int i); |
17 | int pinconf_map_to_setting(const struct pinctrl_map *map, | |
1e2082b5 | 18 | struct pinctrl_setting *setting); |
3f713b7c MY |
19 | void pinconf_free_setting(const struct pinctrl_setting *setting); |
20 | int pinconf_apply_setting(const struct pinctrl_setting *setting); | |
ae6b4d85 | 21 | |
15381bc7 MW |
22 | int pinconf_set_config(struct pinctrl_dev *pctldev, unsigned pin, |
23 | unsigned long *configs, size_t nconfigs); | |
24 | ||
394349f7 LW |
25 | /* |
26 | * You will only be interested in these if you're using PINCONF | |
27 | * so don't supply any stubs for these. | |
28 | */ | |
29 | int pin_config_get_for_pin(struct pinctrl_dev *pctldev, unsigned pin, | |
30 | unsigned long *config); | |
31 | int pin_config_group_get(const char *dev_name, const char *pin_group, | |
32 | unsigned long *config); | |
33 | ||
ae6b4d85 LW |
34 | #else |
35 | ||
b9130b77 | 36 | static inline int pinconf_check_ops(struct pinctrl_dev *pctldev) |
ae6b4d85 LW |
37 | { |
38 | return 0; | |
39 | } | |
40 | ||
3f713b7c | 41 | static inline int pinconf_validate_map(const struct pinctrl_map *map, int i) |
1e2082b5 SW |
42 | { |
43 | return 0; | |
44 | } | |
45 | ||
3f713b7c | 46 | static inline int pinconf_map_to_setting(const struct pinctrl_map *map, |
1e2082b5 SW |
47 | struct pinctrl_setting *setting) |
48 | { | |
49 | return 0; | |
50 | } | |
51 | ||
3f713b7c | 52 | static inline void pinconf_free_setting(const struct pinctrl_setting *setting) |
1e2082b5 SW |
53 | { |
54 | } | |
55 | ||
3f713b7c | 56 | static inline int pinconf_apply_setting(const struct pinctrl_setting *setting) |
1e2082b5 SW |
57 | { |
58 | return 0; | |
59 | } | |
60 | ||
15381bc7 MW |
61 | static inline int pinconf_set_config(struct pinctrl_dev *pctldev, unsigned pin, |
62 | unsigned long *configs, size_t nconfigs) | |
63 | { | |
64 | return -ENOTSUPP; | |
65 | } | |
66 | ||
c736d73c SW |
67 | #endif |
68 | ||
96593afe | 69 | #if defined(CONFIG_PINCONF) && defined(CONFIG_DEBUG_FS) |
c736d73c | 70 | |
3f713b7c | 71 | void pinconf_show_map(struct seq_file *s, const struct pinctrl_map *map); |
c736d73c | 72 | void pinconf_show_setting(struct seq_file *s, |
3f713b7c | 73 | const struct pinctrl_setting *setting); |
c736d73c SW |
74 | void pinconf_init_device_debugfs(struct dentry *devroot, |
75 | struct pinctrl_dev *pctldev); | |
76 | ||
77 | #else | |
78 | ||
1e2082b5 | 79 | static inline void pinconf_show_map(struct seq_file *s, |
3f713b7c | 80 | const struct pinctrl_map *map) |
1e2082b5 SW |
81 | { |
82 | } | |
83 | ||
84 | static inline void pinconf_show_setting(struct seq_file *s, | |
3f713b7c | 85 | const struct pinctrl_setting *setting) |
1e2082b5 SW |
86 | { |
87 | } | |
88 | ||
ae6b4d85 LW |
89 | static inline void pinconf_init_device_debugfs(struct dentry *devroot, |
90 | struct pinctrl_dev *pctldev) | |
91 | { | |
92 | } | |
93 | ||
94 | #endif | |
394349f7 LW |
95 | |
96 | /* | |
97 | * The following functions are available if the driver uses the generic | |
98 | * pin config. | |
99 | */ | |
100 | ||
bf4d7be5 | 101 | #if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_DEBUG_FS) |
394349f7 | 102 | |
dd4d01f7 SB |
103 | void pinconf_generic_dump_pins(struct pinctrl_dev *pctldev, |
104 | struct seq_file *s, const char *gname, | |
105 | unsigned pin); | |
394349f7 | 106 | |
9cfd1724 HZ |
107 | void pinconf_generic_dump_config(struct pinctrl_dev *pctldev, |
108 | struct seq_file *s, unsigned long config); | |
394349f7 LW |
109 | #else |
110 | ||
dd4d01f7 SB |
111 | static inline void pinconf_generic_dump_pins(struct pinctrl_dev *pctldev, |
112 | struct seq_file *s, | |
113 | const char *gname, unsigned pin) | |
394349f7 LW |
114 | { |
115 | return; | |
116 | } | |
117 | ||
9cfd1724 HZ |
118 | static inline void pinconf_generic_dump_config(struct pinctrl_dev *pctldev, |
119 | struct seq_file *s, | |
120 | unsigned long config) | |
121 | { | |
122 | return; | |
123 | } | |
394349f7 | 124 | #endif |
7db9af4b HS |
125 | |
126 | #if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_OF) | |
127 | int pinconf_generic_parse_dt_config(struct device_node *np, | |
dd4d01f7 | 128 | struct pinctrl_dev *pctldev, |
7db9af4b HS |
129 | unsigned long **configs, |
130 | unsigned int *nconfigs); | |
131 | #endif |