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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
17struct 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;
25 int const *voltages;
26};
27
28struct mc13xxx_regulator_priv {
29 struct mc13xxx *mc13xxx;
30 u32 powermisc_pwgt_state;
31 struct mc13xxx_regulator *mc13xxx_regulators;
32 struct regulator_dev *regulators[];
33};
34
35extern int mc13xxx_sw_regulator(struct regulator_dev *rdev);
36extern int mc13xxx_sw_regulator_is_enabled(struct regulator_dev *rdev);
37extern int mc13xxx_get_best_voltage_index(struct regulator_dev *rdev,
38 int min_uV, int max_uV);
39extern int mc13xxx_regulator_list_voltage(struct regulator_dev *rdev,
40 unsigned selector);
41extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
42 int min_uV, int max_uV, unsigned *selector);
43extern int mc13xxx_fixed_regulator_get_voltage(struct regulator_dev *rdev);
44
45extern struct regulator_ops mc13xxx_regulator_ops;
46extern struct regulator_ops mc13xxx_fixed_regulator_ops;
47
48#define MC13xxx_DEFINE(prefix, _name, _reg, _vsel_reg, _voltages, _ops) \
49 [prefix ## _name] = { \
50 .desc = { \
51 .name = #prefix "_" #_name, \
52 .n_voltages = ARRAY_SIZE(_voltages), \
53 .ops = &_ops, \
54 .type = REGULATOR_VOLTAGE, \
55 .id = prefix ## _name, \
56 .owner = THIS_MODULE, \
57 }, \
58 .reg = prefix ## _reg, \
59 .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
60 .vsel_reg = prefix ## _vsel_reg, \
61 .vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\
62 .vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\
63 .voltages = _voltages, \
64 }
65
66#define MC13xxx_FIXED_DEFINE(prefix, _name, _reg, _voltages, _ops) \
67 [prefix ## _name] = { \
68 .desc = { \
69 .name = #prefix "_" #_name, \
70 .n_voltages = ARRAY_SIZE(_voltages), \
71 .ops = &_ops, \
72 .type = REGULATOR_VOLTAGE, \
73 .id = prefix ## _name, \
74 .owner = THIS_MODULE, \
75 }, \
76 .reg = prefix ## _reg, \
77 .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
78 .voltages = _voltages, \
79 }
80
81#define MC13xxx_GPO_DEFINE(prefix, _name, _reg, _voltages, _ops) \
82 [prefix ## _name] = { \
83 .desc = { \
84 .name = #prefix "_" #_name, \
85 .n_voltages = ARRAY_SIZE(_voltages), \
86 .ops = &_ops, \
87 .type = REGULATOR_VOLTAGE, \
88 .id = prefix ## _name, \
89 .owner = THIS_MODULE, \
90 }, \
91 .reg = prefix ## _reg, \
92 .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
93 .voltages = _voltages, \
94 }
95
96#define MC13xxx_DEFINE_SW(_name, _reg, _vsel_reg, _voltages, ops) \
97 MC13xxx_DEFINE(SW, _name, _reg, _vsel_reg, _voltages, ops)
98#define MC13xxx_DEFINE_REGU(_name, _reg, _vsel_reg, _voltages, ops) \
99 MC13xxx_DEFINE(REGU, _name, _reg, _vsel_reg, _voltages, ops)
100
101#endif
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * mc13xxx.h - regulators for the Freescale mc13xxx PMIC
4 *
5 * Copyright (C) 2010 Yong Shen <yong.shen@linaro.org>
6 */
7
8#ifndef __LINUX_REGULATOR_MC13XXX_H
9#define __LINUX_REGULATOR_MC13XXX_H
10
11#include <linux/regulator/driver.h>
12
13struct mc13xxx_regulator {
14 struct regulator_desc desc;
15 int reg;
16 int enable_bit;
17 int vsel_reg;
18 int vsel_shift;
19 int vsel_mask;
20};
21
22struct mc13xxx_regulator_priv {
23 struct mc13xxx *mc13xxx;
24 u32 powermisc_pwgt_state;
25 struct mc13xxx_regulator *mc13xxx_regulators;
26 int num_regulators;
27 struct regulator_dev *regulators[] __counted_by(num_regulators);
28};
29
30extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
31 int min_uV, int max_uV, unsigned *selector);
32
33#ifdef CONFIG_OF
34extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev);
35extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
36 struct platform_device *pdev, struct mc13xxx_regulator *regulators,
37 int num_regulators);
38#else
39static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev)
40{
41 return -ENODEV;
42}
43
44static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
45 struct platform_device *pdev, struct mc13xxx_regulator *regulators,
46 int num_regulators)
47{
48 return NULL;
49}
50#endif
51
52extern const struct regulator_ops mc13xxx_regulator_ops;
53extern const struct regulator_ops mc13xxx_fixed_regulator_ops;
54
55#define MC13xxx_DEFINE(prefix, _name, _node, _reg, _vsel_reg, _voltages, _ops) \
56 [prefix ## _name] = { \
57 .desc = { \
58 .name = #_node, \
59 .n_voltages = ARRAY_SIZE(_voltages), \
60 .volt_table = _voltages, \
61 .ops = &_ops, \
62 .type = REGULATOR_VOLTAGE, \
63 .id = prefix ## _name, \
64 .owner = THIS_MODULE, \
65 }, \
66 .reg = prefix ## _reg, \
67 .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
68 .vsel_reg = prefix ## _vsel_reg, \
69 .vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\
70 .vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\
71 }
72
73#define MC13xxx_FIXED_DEFINE(prefix, _name, _node, _reg, _voltages, _ops) \
74 [prefix ## _name] = { \
75 .desc = { \
76 .name = #_node, \
77 .n_voltages = ARRAY_SIZE(_voltages), \
78 .volt_table = _voltages, \
79 .ops = &_ops, \
80 .type = REGULATOR_VOLTAGE, \
81 .id = prefix ## _name, \
82 .owner = THIS_MODULE, \
83 }, \
84 .reg = prefix ## _reg, \
85 .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
86 }
87
88#define MC13xxx_GPO_DEFINE(prefix, _name, _node, _reg, _voltages, _ops) \
89 [prefix ## _name] = { \
90 .desc = { \
91 .name = #_node, \
92 .n_voltages = ARRAY_SIZE(_voltages), \
93 .volt_table = _voltages, \
94 .ops = &_ops, \
95 .type = REGULATOR_VOLTAGE, \
96 .id = prefix ## _name, \
97 .owner = THIS_MODULE, \
98 }, \
99 .reg = prefix ## _reg, \
100 .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
101 }
102
103#define MC13xxx_DEFINE_SW(_name, _node, _reg, _vsel_reg, _voltages, ops) \
104 MC13xxx_DEFINE(SW, _name, _node, _reg, _vsel_reg, _voltages, ops)
105#define MC13xxx_DEFINE_REGU(_name, _node, _reg, _vsel_reg, _voltages, ops) \
106 MC13xxx_DEFINE(REGU, _name, _node, _reg, _vsel_reg, _voltages, ops)
107
108#endif