12874c5fdSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */
2167e3d8aSYong Shen /*
3167e3d8aSYong Shen * mc13xxx.h - regulators for the Freescale mc13xxx PMIC
4167e3d8aSYong Shen *
5167e3d8aSYong Shen * Copyright (C) 2010 Yong Shen <yong.shen@linaro.org>
6167e3d8aSYong Shen */
7167e3d8aSYong Shen
8167e3d8aSYong Shen #ifndef __LINUX_REGULATOR_MC13XXX_H
9167e3d8aSYong Shen #define __LINUX_REGULATOR_MC13XXX_H
10167e3d8aSYong Shen
11167e3d8aSYong Shen #include <linux/regulator/driver.h>
12167e3d8aSYong Shen
13167e3d8aSYong Shen struct mc13xxx_regulator {
14167e3d8aSYong Shen struct regulator_desc desc;
15167e3d8aSYong Shen int reg;
16167e3d8aSYong Shen int enable_bit;
17167e3d8aSYong Shen int vsel_reg;
18167e3d8aSYong Shen int vsel_shift;
19167e3d8aSYong Shen int vsel_mask;
20167e3d8aSYong Shen };
21167e3d8aSYong Shen
22167e3d8aSYong Shen struct mc13xxx_regulator_priv {
23167e3d8aSYong Shen struct mc13xxx *mc13xxx;
24167e3d8aSYong Shen u32 powermisc_pwgt_state;
25167e3d8aSYong Shen struct mc13xxx_regulator *mc13xxx_regulators;
2693bcb23bSShawn Guo int num_regulators;
27167e3d8aSYong Shen struct regulator_dev *regulators[];
28167e3d8aSYong Shen };
29167e3d8aSYong Shen
30167e3d8aSYong Shen extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
31167e3d8aSYong Shen int min_uV, int max_uV, unsigned *selector);
32167e3d8aSYong Shen
3393bcb23bSShawn Guo #ifdef CONFIG_OF
3493bcb23bSShawn Guo extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev);
3593bcb23bSShawn Guo extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
3693bcb23bSShawn Guo struct platform_device *pdev, struct mc13xxx_regulator *regulators,
37eb0d8e7aSAlexander Shiyan int num_regulators);
3893bcb23bSShawn Guo #else
mc13xxx_get_num_regulators_dt(struct platform_device * pdev)3993bcb23bSShawn Guo static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev)
4093bcb23bSShawn Guo {
4193bcb23bSShawn Guo return -ENODEV;
4293bcb23bSShawn Guo }
4393bcb23bSShawn Guo
mc13xxx_parse_regulators_dt(struct platform_device * pdev,struct mc13xxx_regulator * regulators,int num_regulators)4493bcb23bSShawn Guo static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
4593bcb23bSShawn Guo struct platform_device *pdev, struct mc13xxx_regulator *regulators,
46eb0d8e7aSAlexander Shiyan int num_regulators)
4793bcb23bSShawn Guo {
4893bcb23bSShawn Guo return NULL;
4993bcb23bSShawn Guo }
5093bcb23bSShawn Guo #endif
5193bcb23bSShawn Guo
52e5680c4dSAxel Lin extern const struct regulator_ops mc13xxx_regulator_ops;
53e5680c4dSAxel Lin extern const struct regulator_ops mc13xxx_fixed_regulator_ops;
54167e3d8aSYong Shen
55ec520911SRob Herring #define MC13xxx_DEFINE(prefix, _name, _node, _reg, _vsel_reg, _voltages, _ops) \
56167e3d8aSYong Shen [prefix ## _name] = { \
57167e3d8aSYong Shen .desc = { \
58ec520911SRob Herring .name = #_node, \
59167e3d8aSYong Shen .n_voltages = ARRAY_SIZE(_voltages), \
6034e74f39SAxel Lin .volt_table = _voltages, \
61167e3d8aSYong Shen .ops = &_ops, \
62167e3d8aSYong Shen .type = REGULATOR_VOLTAGE, \
63167e3d8aSYong Shen .id = prefix ## _name, \
64167e3d8aSYong Shen .owner = THIS_MODULE, \
65167e3d8aSYong Shen }, \
66167e3d8aSYong Shen .reg = prefix ## _reg, \
67167e3d8aSYong Shen .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
68167e3d8aSYong Shen .vsel_reg = prefix ## _vsel_reg, \
69167e3d8aSYong Shen .vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\
70167e3d8aSYong Shen .vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\
71167e3d8aSYong Shen }
72167e3d8aSYong Shen
73ec520911SRob Herring #define MC13xxx_FIXED_DEFINE(prefix, _name, _node, _reg, _voltages, _ops) \
74167e3d8aSYong Shen [prefix ## _name] = { \
75167e3d8aSYong Shen .desc = { \
76ec520911SRob Herring .name = #_node, \
77167e3d8aSYong Shen .n_voltages = ARRAY_SIZE(_voltages), \
7834e74f39SAxel Lin .volt_table = _voltages, \
79167e3d8aSYong Shen .ops = &_ops, \
80167e3d8aSYong Shen .type = REGULATOR_VOLTAGE, \
81167e3d8aSYong Shen .id = prefix ## _name, \
82167e3d8aSYong Shen .owner = THIS_MODULE, \
83167e3d8aSYong Shen }, \
84167e3d8aSYong Shen .reg = prefix ## _reg, \
85167e3d8aSYong Shen .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
86167e3d8aSYong Shen }
87167e3d8aSYong Shen
88ec520911SRob Herring #define MC13xxx_GPO_DEFINE(prefix, _name, _node, _reg, _voltages, _ops) \
89167e3d8aSYong Shen [prefix ## _name] = { \
90167e3d8aSYong Shen .desc = { \
91ec520911SRob Herring .name = #_node, \
92167e3d8aSYong Shen .n_voltages = ARRAY_SIZE(_voltages), \
9334e74f39SAxel Lin .volt_table = _voltages, \
94167e3d8aSYong Shen .ops = &_ops, \
95167e3d8aSYong Shen .type = REGULATOR_VOLTAGE, \
96167e3d8aSYong Shen .id = prefix ## _name, \
97167e3d8aSYong Shen .owner = THIS_MODULE, \
98167e3d8aSYong Shen }, \
99167e3d8aSYong Shen .reg = prefix ## _reg, \
100167e3d8aSYong Shen .enable_bit = prefix ## _reg ## _ ## _name ## EN, \
101167e3d8aSYong Shen }
102167e3d8aSYong Shen
103ec520911SRob Herring #define MC13xxx_DEFINE_SW(_name, _node, _reg, _vsel_reg, _voltages, ops) \
104ec520911SRob Herring MC13xxx_DEFINE(SW, _name, _node, _reg, _vsel_reg, _voltages, ops)
105ec520911SRob Herring #define MC13xxx_DEFINE_REGU(_name, _node, _reg, _vsel_reg, _voltages, ops) \
106ec520911SRob Herring MC13xxx_DEFINE(REGU, _name, _node, _reg, _vsel_reg, _voltages, ops)
107167e3d8aSYong Shen
108167e3d8aSYong Shen #endif
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