projects / mirror_ubuntu-eoan-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 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; | |
| 25 | int const *voltages; | |
| 26 | }; | |
| 27 | ||
| 28 | struct mc13xxx_regulator_priv { | |
| 29 | struct mc13xxx *mc13xxx; | |
| 30 | u32 powermisc_pwgt_state; | |
| 31 | struct mc13xxx_regulator *mc13xxx_regulators; | |
| 93bcb23b | 32 | int num_regulators; |
| 167e3d8a YS |
33 | struct regulator_dev *regulators[]; |
| 34 | }; | |
| 35 | ||
| 36 | extern int mc13xxx_sw_regulator(struct regulator_dev *rdev); | |
| 37 | extern int mc13xxx_sw_regulator_is_enabled(struct regulator_dev *rdev); | |
| 167e3d8a YS |
38 | extern int mc13xxx_regulator_list_voltage(struct regulator_dev *rdev, |
| 39 | unsigned selector); | |
| 40 | extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev, | |
| 41 | int min_uV, int max_uV, unsigned *selector); | |
| 42 | extern int mc13xxx_fixed_regulator_get_voltage(struct regulator_dev *rdev); | |
| 43 | ||
| 93bcb23b SG |
44 | #ifdef CONFIG_OF |
| 45 | extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev); | |
| 46 | extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( | |
| 47 | struct platform_device *pdev, struct mc13xxx_regulator *regulators, | |
| 48 | int num_regulators); | |
| 49 | #else | |
| 50 | static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev) | |
| 51 | { | |
| 52 | return -ENODEV; | |
| 53 | } | |
| 54 | ||
| 55 | static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( | |
| 56 | struct platform_device *pdev, struct mc13xxx_regulator *regulators, | |
| 57 | int num_regulators) | |
| 58 | { | |
| 59 | return NULL; | |
| 60 | } | |
| 61 | #endif | |
| 62 | ||
| 167e3d8a YS |
63 | extern struct regulator_ops mc13xxx_regulator_ops; |
| 64 | extern struct regulator_ops mc13xxx_fixed_regulator_ops; | |
| 65 | ||
| 66 | #define MC13xxx_DEFINE(prefix, _name, _reg, _vsel_reg, _voltages, _ops) \ | |
| 67 | [prefix ## _name] = { \ | |
| 68 | .desc = { \ | |
| 3a5d0315 | 69 | .name = #_name, \ |
| 167e3d8a YS |
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 | .vsel_reg = prefix ## _vsel_reg, \ | |
| 79 | .vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\ | |
| 80 | .vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\ | |
| 81 | .voltages = _voltages, \ | |
| 82 | } | |
| 83 | ||
| 84 | #define MC13xxx_FIXED_DEFINE(prefix, _name, _reg, _voltages, _ops) \ | |
| 85 | [prefix ## _name] = { \ | |
| 86 | .desc = { \ | |
| 3a5d0315 | 87 | .name = #_name, \ |
| 167e3d8a YS |
88 | .n_voltages = ARRAY_SIZE(_voltages), \ |
| 89 | .ops = &_ops, \ | |
| 90 | .type = REGULATOR_VOLTAGE, \ | |
| 91 | .id = prefix ## _name, \ | |
| 92 | .owner = THIS_MODULE, \ | |
| 93 | }, \ | |
| 94 | .reg = prefix ## _reg, \ | |
| 95 | .enable_bit = prefix ## _reg ## _ ## _name ## EN, \ | |
| 96 | .voltages = _voltages, \ | |
| 97 | } | |
| 98 | ||
| 99 | #define MC13xxx_GPO_DEFINE(prefix, _name, _reg, _voltages, _ops) \ | |
| 100 | [prefix ## _name] = { \ | |
| 101 | .desc = { \ | |
| 3a5d0315 | 102 | .name = #_name, \ |
| 167e3d8a YS |
103 | .n_voltages = ARRAY_SIZE(_voltages), \ |
| 104 | .ops = &_ops, \ | |
| 105 | .type = REGULATOR_VOLTAGE, \ | |
| 106 | .id = prefix ## _name, \ | |
| 107 | .owner = THIS_MODULE, \ | |
| 108 | }, \ | |
| 109 | .reg = prefix ## _reg, \ | |
| 110 | .enable_bit = prefix ## _reg ## _ ## _name ## EN, \ | |
| 111 | .voltages = _voltages, \ | |
| 112 | } | |
| 113 | ||
| 114 | #define MC13xxx_DEFINE_SW(_name, _reg, _vsel_reg, _voltages, ops) \ | |
| 115 | MC13xxx_DEFINE(SW, _name, _reg, _vsel_reg, _voltages, ops) | |
| 116 | #define MC13xxx_DEFINE_REGU(_name, _reg, _vsel_reg, _voltages, ops) \ | |
| 117 | MC13xxx_DEFINE(REGU, _name, _reg, _vsel_reg, _voltages, ops) | |
| 118 | ||
| 119 | #endif |