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167e3d8a YS |
1 | /* |
2 | * mc13xxx.h - regulators for the Freescale mc13xxx PMIC | |
3 | * | |
4 | * Copyright (C) 2010 Yong Shen <yong.shen@linaro.org> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | */ | |
11 | ||
12 | #ifndef __LINUX_REGULATOR_MC13XXX_H | |
13 | #define __LINUX_REGULATOR_MC13XXX_H | |
14 | ||
15 | #include <linux/regulator/driver.h> | |
16 | ||
17 | struct mc13xxx_regulator { | |
18 | struct regulator_desc desc; | |
19 | int reg; | |
20 | int enable_bit; | |
21 | int vsel_reg; | |
22 | int vsel_shift; | |
23 | int vsel_mask; | |
24 | int hi_bit; | |
167e3d8a YS |
25 | }; |
26 | ||
27 | struct mc13xxx_regulator_priv { | |
28 | struct mc13xxx *mc13xxx; | |
29 | u32 powermisc_pwgt_state; | |
30 | struct mc13xxx_regulator *mc13xxx_regulators; | |
93bcb23b | 31 | int num_regulators; |
167e3d8a YS |
32 | struct regulator_dev *regulators[]; |
33 | }; | |
34 | ||
167e3d8a YS |
35 | extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev, |
36 | int min_uV, int max_uV, unsigned *selector); | |
167e3d8a | 37 | |
93bcb23b SG |
38 | #ifdef CONFIG_OF |
39 | extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev); | |
40 | extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( | |
41 | struct platform_device *pdev, struct mc13xxx_regulator *regulators, | |
eb0d8e7a | 42 | int num_regulators); |
93bcb23b SG |
43 | #else |
44 | static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev) | |
45 | { | |
46 | return -ENODEV; | |
47 | } | |
48 | ||
49 | static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( | |
50 | struct platform_device *pdev, struct mc13xxx_regulator *regulators, | |
eb0d8e7a | 51 | int num_regulators) |
93bcb23b SG |
52 | { |
53 | return NULL; | |
54 | } | |
55 | #endif | |
56 | ||
167e3d8a YS |
57 | extern struct regulator_ops mc13xxx_regulator_ops; |
58 | extern struct regulator_ops mc13xxx_fixed_regulator_ops; | |
59 | ||
60 | #define MC13xxx_DEFINE(prefix, _name, _reg, _vsel_reg, _voltages, _ops) \ | |
61 | [prefix ## _name] = { \ | |
62 | .desc = { \ | |
3a5d0315 | 63 | .name = #_name, \ |
167e3d8a | 64 | .n_voltages = ARRAY_SIZE(_voltages), \ |
34e74f39 | 65 | .volt_table = _voltages, \ |
167e3d8a YS |
66 | .ops = &_ops, \ |
67 | .type = REGULATOR_VOLTAGE, \ | |
68 | .id = prefix ## _name, \ | |
69 | .owner = THIS_MODULE, \ | |
70 | }, \ | |
71 | .reg = prefix ## _reg, \ | |
72 | .enable_bit = prefix ## _reg ## _ ## _name ## EN, \ | |
73 | .vsel_reg = prefix ## _vsel_reg, \ | |
74 | .vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\ | |
75 | .vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\ | |
167e3d8a YS |
76 | } |
77 | ||
78 | #define MC13xxx_FIXED_DEFINE(prefix, _name, _reg, _voltages, _ops) \ | |
79 | [prefix ## _name] = { \ | |
80 | .desc = { \ | |
3a5d0315 | 81 | .name = #_name, \ |
167e3d8a | 82 | .n_voltages = ARRAY_SIZE(_voltages), \ |
34e74f39 | 83 | .volt_table = _voltages, \ |
167e3d8a YS |
84 | .ops = &_ops, \ |
85 | .type = REGULATOR_VOLTAGE, \ | |
86 | .id = prefix ## _name, \ | |
87 | .owner = THIS_MODULE, \ | |
88 | }, \ | |
89 | .reg = prefix ## _reg, \ | |
90 | .enable_bit = prefix ## _reg ## _ ## _name ## EN, \ | |
167e3d8a YS |
91 | } |
92 | ||
93 | #define MC13xxx_GPO_DEFINE(prefix, _name, _reg, _voltages, _ops) \ | |
94 | [prefix ## _name] = { \ | |
95 | .desc = { \ | |
3a5d0315 | 96 | .name = #_name, \ |
167e3d8a | 97 | .n_voltages = ARRAY_SIZE(_voltages), \ |
34e74f39 | 98 | .volt_table = _voltages, \ |
167e3d8a YS |
99 | .ops = &_ops, \ |
100 | .type = REGULATOR_VOLTAGE, \ | |
101 | .id = prefix ## _name, \ | |
102 | .owner = THIS_MODULE, \ | |
103 | }, \ | |
104 | .reg = prefix ## _reg, \ | |
105 | .enable_bit = prefix ## _reg ## _ ## _name ## EN, \ | |
167e3d8a YS |
106 | } |
107 | ||
108 | #define MC13xxx_DEFINE_SW(_name, _reg, _vsel_reg, _voltages, ops) \ | |
109 | MC13xxx_DEFINE(SW, _name, _reg, _vsel_reg, _voltages, ops) | |
110 | #define MC13xxx_DEFINE_REGU(_name, _reg, _vsel_reg, _voltages, ops) \ | |
111 | MC13xxx_DEFINE(REGU, _name, _reg, _vsel_reg, _voltages, ops) | |
112 | ||
113 | #endif |