diff options
| author | Yong Shen <yong.shen@linaro.org> | 2010-12-14 01:00:54 -0500 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2011-01-12 09:33:03 -0500 |
| commit | 167e3d8af98a111994c4d6b3c5cbc589aedbbc2a (patch) | |
| tree | 16b54e06e33b949a0ca98542131610926d483bae /drivers/regulator/mc13xxx.h | |
| parent | 57c78e359a35c69eca4c88f107500f74ef7f0acf (diff) | |
make mc13783 regulator code generic
move some common functions and micros of mc13783 regulaor driver to
a seperate file, which makes it possible for mc13892 to share code.
Signed-off-by: Yong Shen <yong.shen@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'drivers/regulator/mc13xxx.h')
| -rw-r--r-- | drivers/regulator/mc13xxx.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/drivers/regulator/mc13xxx.h b/drivers/regulator/mc13xxx.h new file mode 100644 index 000000000000..27758267e122 --- /dev/null +++ b/drivers/regulator/mc13xxx.h | |||
| @@ -0,0 +1,101 @@ | |||
| 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; | ||
| 32 | struct regulator_dev *regulators[]; | ||
| 33 | }; | ||
| 34 | |||
| 35 | extern int mc13xxx_sw_regulator(struct regulator_dev *rdev); | ||
| 36 | extern int mc13xxx_sw_regulator_is_enabled(struct regulator_dev *rdev); | ||
| 37 | extern int mc13xxx_get_best_voltage_index(struct regulator_dev *rdev, | ||
| 38 | int min_uV, int max_uV); | ||
| 39 | extern int mc13xxx_regulator_list_voltage(struct regulator_dev *rdev, | ||
| 40 | unsigned selector); | ||
| 41 | extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev, | ||
| 42 | int min_uV, int max_uV, unsigned *selector); | ||
| 43 | extern int mc13xxx_fixed_regulator_get_voltage(struct regulator_dev *rdev); | ||
| 44 | |||
| 45 | extern struct regulator_ops mc13xxx_regulator_ops; | ||
| 46 | extern 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 | ||