mirror of
https://github.com/torvalds/linux.git
synced 2024-11-27 06:31:52 +00:00
71242b49a0
The regulator_ops structures are never modified, so declare them as const. Done with the help of Coccinelle. Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: Mark Brown <broonie@kernel.org>
499 lines
15 KiB
C
499 lines
15 KiB
C
/*
|
|
* Regulators driver for Dialog Semiconductor DA903x
|
|
*
|
|
* Copyright (C) 2006-2008 Marvell International Ltd.
|
|
* Copyright (C) 2008 Compulab Ltd.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/err.h>
|
|
#include <linux/module.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/regulator/driver.h>
|
|
#include <linux/regulator/machine.h>
|
|
#include <linux/mfd/da903x.h>
|
|
|
|
/* DA9030 Registers */
|
|
#define DA9030_INVAL (-1)
|
|
#define DA9030_LDO1011 (0x10)
|
|
#define DA9030_LDO15 (0x11)
|
|
#define DA9030_LDO1416 (0x12)
|
|
#define DA9030_LDO1819 (0x13)
|
|
#define DA9030_LDO17 (0x14)
|
|
#define DA9030_BUCK2DVM1 (0x15)
|
|
#define DA9030_BUCK2DVM2 (0x16)
|
|
#define DA9030_RCTL11 (0x17)
|
|
#define DA9030_RCTL21 (0x18)
|
|
#define DA9030_LDO1 (0x90)
|
|
#define DA9030_LDO23 (0x91)
|
|
#define DA9030_LDO45 (0x92)
|
|
#define DA9030_LDO6 (0x93)
|
|
#define DA9030_LDO78 (0x94)
|
|
#define DA9030_LDO912 (0x95)
|
|
#define DA9030_BUCK (0x96)
|
|
#define DA9030_RCTL12 (0x97)
|
|
#define DA9030_RCTL22 (0x98)
|
|
#define DA9030_LDO_UNLOCK (0xa0)
|
|
#define DA9030_LDO_UNLOCK_MASK (0xe0)
|
|
#define DA9034_OVER1 (0x10)
|
|
|
|
/* DA9034 Registers */
|
|
#define DA9034_INVAL (-1)
|
|
#define DA9034_OVER2 (0x11)
|
|
#define DA9034_OVER3 (0x12)
|
|
#define DA9034_LDO643 (0x13)
|
|
#define DA9034_LDO987 (0x14)
|
|
#define DA9034_LDO1110 (0x15)
|
|
#define DA9034_LDO1312 (0x16)
|
|
#define DA9034_LDO1514 (0x17)
|
|
#define DA9034_VCC1 (0x20)
|
|
#define DA9034_ADTV1 (0x23)
|
|
#define DA9034_ADTV2 (0x24)
|
|
#define DA9034_AVRC (0x25)
|
|
#define DA9034_CDTV1 (0x26)
|
|
#define DA9034_CDTV2 (0x27)
|
|
#define DA9034_CVRC (0x28)
|
|
#define DA9034_SDTV1 (0x29)
|
|
#define DA9034_SDTV2 (0x2a)
|
|
#define DA9034_SVRC (0x2b)
|
|
#define DA9034_MDTV1 (0x32)
|
|
#define DA9034_MDTV2 (0x33)
|
|
#define DA9034_MVRC (0x34)
|
|
|
|
/* DA9035 Registers. DA9034 Registers are comptabile to DA9035. */
|
|
#define DA9035_OVER3 (0x12)
|
|
#define DA9035_VCC2 (0x1f)
|
|
#define DA9035_3DTV1 (0x2c)
|
|
#define DA9035_3DTV2 (0x2d)
|
|
#define DA9035_3VRC (0x2e)
|
|
#define DA9035_AUTOSKIP (0x2f)
|
|
|
|
struct da903x_regulator_info {
|
|
struct regulator_desc desc;
|
|
|
|
int max_uV;
|
|
int vol_reg;
|
|
int vol_shift;
|
|
int vol_nbits;
|
|
int update_reg;
|
|
int update_bit;
|
|
int enable_reg;
|
|
int enable_bit;
|
|
};
|
|
|
|
static inline struct device *to_da903x_dev(struct regulator_dev *rdev)
|
|
{
|
|
return rdev_get_dev(rdev)->parent->parent;
|
|
}
|
|
|
|
static inline int check_range(struct da903x_regulator_info *info,
|
|
int min_uV, int max_uV)
|
|
{
|
|
if (min_uV < info->desc.min_uV || min_uV > info->max_uV)
|
|
return -EINVAL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* DA9030/DA9034 common operations */
|
|
static int da903x_set_voltage_sel(struct regulator_dev *rdev, unsigned selector)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
struct device *da9034_dev = to_da903x_dev(rdev);
|
|
uint8_t val, mask;
|
|
|
|
if (rdev->desc->n_voltages == 1)
|
|
return -EINVAL;
|
|
|
|
val = selector << info->vol_shift;
|
|
mask = ((1 << info->vol_nbits) - 1) << info->vol_shift;
|
|
|
|
return da903x_update(da9034_dev, info->vol_reg, val, mask);
|
|
}
|
|
|
|
static int da903x_get_voltage_sel(struct regulator_dev *rdev)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
struct device *da9034_dev = to_da903x_dev(rdev);
|
|
uint8_t val, mask;
|
|
int ret;
|
|
|
|
if (rdev->desc->n_voltages == 1)
|
|
return 0;
|
|
|
|
ret = da903x_read(da9034_dev, info->vol_reg, &val);
|
|
if (ret)
|
|
return ret;
|
|
|
|
mask = ((1 << info->vol_nbits) - 1) << info->vol_shift;
|
|
val = (val & mask) >> info->vol_shift;
|
|
|
|
return val;
|
|
}
|
|
|
|
static int da903x_enable(struct regulator_dev *rdev)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
struct device *da9034_dev = to_da903x_dev(rdev);
|
|
|
|
return da903x_set_bits(da9034_dev, info->enable_reg,
|
|
1 << info->enable_bit);
|
|
}
|
|
|
|
static int da903x_disable(struct regulator_dev *rdev)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
struct device *da9034_dev = to_da903x_dev(rdev);
|
|
|
|
return da903x_clr_bits(da9034_dev, info->enable_reg,
|
|
1 << info->enable_bit);
|
|
}
|
|
|
|
static int da903x_is_enabled(struct regulator_dev *rdev)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
struct device *da9034_dev = to_da903x_dev(rdev);
|
|
uint8_t reg_val;
|
|
int ret;
|
|
|
|
ret = da903x_read(da9034_dev, info->enable_reg, ®_val);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return !!(reg_val & (1 << info->enable_bit));
|
|
}
|
|
|
|
/* DA9030 specific operations */
|
|
static int da9030_set_ldo1_15_voltage_sel(struct regulator_dev *rdev,
|
|
unsigned selector)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
struct device *da903x_dev = to_da903x_dev(rdev);
|
|
uint8_t val, mask;
|
|
int ret;
|
|
|
|
val = selector << info->vol_shift;
|
|
mask = ((1 << info->vol_nbits) - 1) << info->vol_shift;
|
|
val |= DA9030_LDO_UNLOCK; /* have to set UNLOCK bits */
|
|
mask |= DA9030_LDO_UNLOCK_MASK;
|
|
|
|
/* write twice */
|
|
ret = da903x_update(da903x_dev, info->vol_reg, val, mask);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return da903x_update(da903x_dev, info->vol_reg, val, mask);
|
|
}
|
|
|
|
static int da9030_map_ldo14_voltage(struct regulator_dev *rdev,
|
|
int min_uV, int max_uV)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
int thresh, sel;
|
|
|
|
if (check_range(info, min_uV, max_uV)) {
|
|
pr_err("invalid voltage range (%d, %d) uV\n", min_uV, max_uV);
|
|
return -EINVAL;
|
|
}
|
|
|
|
thresh = (info->max_uV + info->desc.min_uV) / 2;
|
|
if (min_uV < thresh) {
|
|
sel = DIV_ROUND_UP(thresh - min_uV, info->desc.uV_step);
|
|
sel |= 0x4;
|
|
} else {
|
|
sel = DIV_ROUND_UP(min_uV - thresh, info->desc.uV_step);
|
|
}
|
|
|
|
return sel;
|
|
}
|
|
|
|
static int da9030_list_ldo14_voltage(struct regulator_dev *rdev,
|
|
unsigned selector)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
int volt;
|
|
|
|
if (selector & 0x4)
|
|
volt = rdev->desc->min_uV +
|
|
rdev->desc->uV_step * (3 - (selector & ~0x4));
|
|
else
|
|
volt = (info->max_uV + rdev->desc->min_uV) / 2 +
|
|
rdev->desc->uV_step * (selector & ~0x4);
|
|
|
|
if (volt > info->max_uV)
|
|
return -EINVAL;
|
|
|
|
return volt;
|
|
}
|
|
|
|
/* DA9034 specific operations */
|
|
static int da9034_set_dvc_voltage_sel(struct regulator_dev *rdev,
|
|
unsigned selector)
|
|
{
|
|
struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
|
|
struct device *da9034_dev = to_da903x_dev(rdev);
|
|
uint8_t val, mask;
|
|
int ret;
|
|
|
|
val = selector << info->vol_shift;
|
|
mask = ((1 << info->vol_nbits) - 1) << info->vol_shift;
|
|
|
|
ret = da903x_update(da9034_dev, info->vol_reg, val, mask);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = da903x_set_bits(da9034_dev, info->update_reg,
|
|
1 << info->update_bit);
|
|
return ret;
|
|
}
|
|
|
|
static const struct regulator_linear_range da9034_ldo12_ranges[] = {
|
|
REGULATOR_LINEAR_RANGE(1700000, 0, 7, 50000),
|
|
REGULATOR_LINEAR_RANGE(2700000, 8, 15, 50000),
|
|
};
|
|
|
|
static const struct regulator_ops da903x_regulator_ldo_ops = {
|
|
.set_voltage_sel = da903x_set_voltage_sel,
|
|
.get_voltage_sel = da903x_get_voltage_sel,
|
|
.list_voltage = regulator_list_voltage_linear,
|
|
.map_voltage = regulator_map_voltage_linear,
|
|
.enable = da903x_enable,
|
|
.disable = da903x_disable,
|
|
.is_enabled = da903x_is_enabled,
|
|
};
|
|
|
|
/* NOTE: this is dedicated for the insane DA9030 LDO14 */
|
|
static const struct regulator_ops da9030_regulator_ldo14_ops = {
|
|
.set_voltage_sel = da903x_set_voltage_sel,
|
|
.get_voltage_sel = da903x_get_voltage_sel,
|
|
.list_voltage = da9030_list_ldo14_voltage,
|
|
.map_voltage = da9030_map_ldo14_voltage,
|
|
.enable = da903x_enable,
|
|
.disable = da903x_disable,
|
|
.is_enabled = da903x_is_enabled,
|
|
};
|
|
|
|
/* NOTE: this is dedicated for the DA9030 LDO1 and LDO15 that have locks */
|
|
static const struct regulator_ops da9030_regulator_ldo1_15_ops = {
|
|
.set_voltage_sel = da9030_set_ldo1_15_voltage_sel,
|
|
.get_voltage_sel = da903x_get_voltage_sel,
|
|
.list_voltage = regulator_list_voltage_linear,
|
|
.map_voltage = regulator_map_voltage_linear,
|
|
.enable = da903x_enable,
|
|
.disable = da903x_disable,
|
|
.is_enabled = da903x_is_enabled,
|
|
};
|
|
|
|
static const struct regulator_ops da9034_regulator_dvc_ops = {
|
|
.set_voltage_sel = da9034_set_dvc_voltage_sel,
|
|
.get_voltage_sel = da903x_get_voltage_sel,
|
|
.list_voltage = regulator_list_voltage_linear,
|
|
.map_voltage = regulator_map_voltage_linear,
|
|
.enable = da903x_enable,
|
|
.disable = da903x_disable,
|
|
.is_enabled = da903x_is_enabled,
|
|
};
|
|
|
|
/* NOTE: this is dedicated for the insane LDO12 */
|
|
static const struct regulator_ops da9034_regulator_ldo12_ops = {
|
|
.set_voltage_sel = da903x_set_voltage_sel,
|
|
.get_voltage_sel = da903x_get_voltage_sel,
|
|
.list_voltage = regulator_list_voltage_linear_range,
|
|
.map_voltage = regulator_map_voltage_linear_range,
|
|
.enable = da903x_enable,
|
|
.disable = da903x_disable,
|
|
.is_enabled = da903x_is_enabled,
|
|
};
|
|
|
|
#define DA903x_LDO(_pmic, _id, min, max, step, vreg, shift, nbits, ereg, ebit) \
|
|
{ \
|
|
.desc = { \
|
|
.name = "LDO" #_id, \
|
|
.ops = &da903x_regulator_ldo_ops, \
|
|
.type = REGULATOR_VOLTAGE, \
|
|
.id = _pmic##_ID_LDO##_id, \
|
|
.n_voltages = (step) ? ((max - min) / step + 1) : 1, \
|
|
.owner = THIS_MODULE, \
|
|
.min_uV = (min) * 1000, \
|
|
.uV_step = (step) * 1000, \
|
|
}, \
|
|
.max_uV = (max) * 1000, \
|
|
.vol_reg = _pmic##_##vreg, \
|
|
.vol_shift = (shift), \
|
|
.vol_nbits = (nbits), \
|
|
.enable_reg = _pmic##_##ereg, \
|
|
.enable_bit = (ebit), \
|
|
}
|
|
|
|
#define DA903x_DVC(_pmic, _id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
|
|
{ \
|
|
.desc = { \
|
|
.name = #_id, \
|
|
.ops = &da9034_regulator_dvc_ops, \
|
|
.type = REGULATOR_VOLTAGE, \
|
|
.id = _pmic##_ID_##_id, \
|
|
.n_voltages = (step) ? ((max - min) / step + 1) : 1, \
|
|
.owner = THIS_MODULE, \
|
|
.min_uV = (min) * 1000, \
|
|
.uV_step = (step) * 1000, \
|
|
}, \
|
|
.max_uV = (max) * 1000, \
|
|
.vol_reg = _pmic##_##vreg, \
|
|
.vol_shift = (0), \
|
|
.vol_nbits = (nbits), \
|
|
.update_reg = _pmic##_##ureg, \
|
|
.update_bit = (ubit), \
|
|
.enable_reg = _pmic##_##ereg, \
|
|
.enable_bit = (ebit), \
|
|
}
|
|
|
|
#define DA9034_LDO(_id, min, max, step, vreg, shift, nbits, ereg, ebit) \
|
|
DA903x_LDO(DA9034, _id, min, max, step, vreg, shift, nbits, ereg, ebit)
|
|
|
|
#define DA9030_LDO(_id, min, max, step, vreg, shift, nbits, ereg, ebit) \
|
|
DA903x_LDO(DA9030, _id, min, max, step, vreg, shift, nbits, ereg, ebit)
|
|
|
|
#define DA9030_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
|
|
DA903x_DVC(DA9030, _id, min, max, step, vreg, nbits, ureg, ubit, \
|
|
ereg, ebit)
|
|
|
|
#define DA9034_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
|
|
DA903x_DVC(DA9034, _id, min, max, step, vreg, nbits, ureg, ubit, \
|
|
ereg, ebit)
|
|
|
|
#define DA9035_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
|
|
DA903x_DVC(DA9035, _id, min, max, step, vreg, nbits, ureg, ubit, \
|
|
ereg, ebit)
|
|
|
|
static struct da903x_regulator_info da903x_regulator_info[] = {
|
|
/* DA9030 */
|
|
DA9030_DVC(BUCK2, 850, 1625, 25, BUCK2DVM1, 5, BUCK2DVM1, 7, RCTL11, 0),
|
|
|
|
DA9030_LDO( 1, 1200, 3200, 100, LDO1, 0, 5, RCTL12, 1),
|
|
DA9030_LDO( 2, 1800, 3200, 100, LDO23, 0, 4, RCTL12, 2),
|
|
DA9030_LDO( 3, 1800, 3200, 100, LDO23, 4, 4, RCTL12, 3),
|
|
DA9030_LDO( 4, 1800, 3200, 100, LDO45, 0, 4, RCTL12, 4),
|
|
DA9030_LDO( 5, 1800, 3200, 100, LDO45, 4, 4, RCTL12, 5),
|
|
DA9030_LDO( 6, 1800, 3200, 100, LDO6, 0, 4, RCTL12, 6),
|
|
DA9030_LDO( 7, 1800, 3200, 100, LDO78, 0, 4, RCTL12, 7),
|
|
DA9030_LDO( 8, 1800, 3200, 100, LDO78, 4, 4, RCTL22, 0),
|
|
DA9030_LDO( 9, 1800, 3200, 100, LDO912, 0, 4, RCTL22, 1),
|
|
DA9030_LDO(10, 1800, 3200, 100, LDO1011, 0, 4, RCTL22, 2),
|
|
DA9030_LDO(11, 1800, 3200, 100, LDO1011, 4, 4, RCTL22, 3),
|
|
DA9030_LDO(12, 1800, 3200, 100, LDO912, 4, 4, RCTL22, 4),
|
|
DA9030_LDO(14, 2760, 2940, 30, LDO1416, 0, 3, RCTL11, 4),
|
|
DA9030_LDO(15, 1100, 2650, 50, LDO15, 0, 5, RCTL11, 5),
|
|
DA9030_LDO(16, 1100, 2650, 50, LDO1416, 3, 5, RCTL11, 6),
|
|
DA9030_LDO(17, 1800, 3200, 100, LDO17, 0, 4, RCTL11, 7),
|
|
DA9030_LDO(18, 1800, 3200, 100, LDO1819, 0, 4, RCTL21, 2),
|
|
DA9030_LDO(19, 1800, 3200, 100, LDO1819, 4, 4, RCTL21, 1),
|
|
DA9030_LDO(13, 2100, 2100, 0, INVAL, 0, 0, RCTL11, 3), /* fixed @2.1V */
|
|
|
|
/* DA9034 */
|
|
DA9034_DVC(BUCK1, 725, 1500, 25, ADTV2, 5, VCC1, 0, OVER1, 0),
|
|
DA9034_DVC(BUCK2, 725, 1500, 25, CDTV2, 5, VCC1, 2, OVER1, 1),
|
|
DA9034_DVC(LDO2, 725, 1500, 25, SDTV2, 5, VCC1, 4, OVER1, 2),
|
|
DA9034_DVC(LDO1, 1700, 2075, 25, MDTV1, 4, VCC1, 6, OVER3, 4),
|
|
|
|
DA9034_LDO( 3, 1800, 3300, 100, LDO643, 0, 4, OVER3, 5),
|
|
DA9034_LDO( 4, 1800, 2900,1100, LDO643, 4, 1, OVER3, 6),
|
|
DA9034_LDO( 6, 2500, 2850, 50, LDO643, 5, 3, OVER2, 0),
|
|
DA9034_LDO( 7, 2700, 3050, 50, LDO987, 0, 3, OVER2, 1),
|
|
DA9034_LDO( 8, 2700, 2850, 50, LDO987, 3, 2, OVER2, 2),
|
|
DA9034_LDO( 9, 2700, 3050, 50, LDO987, 5, 3, OVER2, 3),
|
|
DA9034_LDO(10, 2700, 3050, 50, LDO1110, 0, 3, OVER2, 4),
|
|
DA9034_LDO(11, 1800, 3300, 100, LDO1110, 4, 4, OVER2, 5),
|
|
DA9034_LDO(12, 1700, 3050, 50, LDO1312, 0, 4, OVER3, 6),
|
|
DA9034_LDO(13, 1800, 3300, 100, LDO1312, 4, 4, OVER2, 7),
|
|
DA9034_LDO(14, 1800, 3300, 100, LDO1514, 0, 4, OVER3, 0),
|
|
DA9034_LDO(15, 1800, 3300, 100, LDO1514, 4, 4, OVER3, 1),
|
|
DA9034_LDO(5, 3100, 3100, 0, INVAL, 0, 0, OVER3, 7), /* fixed @3.1V */
|
|
|
|
/* DA9035 */
|
|
DA9035_DVC(BUCK3, 1800, 2200, 100, 3DTV1, 3, VCC2, 0, OVER3, 3),
|
|
};
|
|
|
|
static inline struct da903x_regulator_info *find_regulator_info(int id)
|
|
{
|
|
struct da903x_regulator_info *ri;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(da903x_regulator_info); i++) {
|
|
ri = &da903x_regulator_info[i];
|
|
if (ri->desc.id == id)
|
|
return ri;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static int da903x_regulator_probe(struct platform_device *pdev)
|
|
{
|
|
struct da903x_regulator_info *ri = NULL;
|
|
struct regulator_dev *rdev;
|
|
struct regulator_config config = { };
|
|
|
|
ri = find_regulator_info(pdev->id);
|
|
if (ri == NULL) {
|
|
dev_err(&pdev->dev, "invalid regulator ID specified\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Workaround for the weird LDO12 voltage setting */
|
|
if (ri->desc.id == DA9034_ID_LDO12) {
|
|
ri->desc.ops = &da9034_regulator_ldo12_ops;
|
|
ri->desc.n_voltages = 16;
|
|
ri->desc.linear_ranges = da9034_ldo12_ranges;
|
|
ri->desc.n_linear_ranges = ARRAY_SIZE(da9034_ldo12_ranges);
|
|
}
|
|
|
|
if (ri->desc.id == DA9030_ID_LDO14)
|
|
ri->desc.ops = &da9030_regulator_ldo14_ops;
|
|
|
|
if (ri->desc.id == DA9030_ID_LDO1 || ri->desc.id == DA9030_ID_LDO15)
|
|
ri->desc.ops = &da9030_regulator_ldo1_15_ops;
|
|
|
|
config.dev = &pdev->dev;
|
|
config.init_data = dev_get_platdata(&pdev->dev);
|
|
config.driver_data = ri;
|
|
|
|
rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
|
|
if (IS_ERR(rdev)) {
|
|
dev_err(&pdev->dev, "failed to register regulator %s\n",
|
|
ri->desc.name);
|
|
return PTR_ERR(rdev);
|
|
}
|
|
|
|
platform_set_drvdata(pdev, rdev);
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver da903x_regulator_driver = {
|
|
.driver = {
|
|
.name = "da903x-regulator",
|
|
},
|
|
.probe = da903x_regulator_probe,
|
|
};
|
|
|
|
static int __init da903x_regulator_init(void)
|
|
{
|
|
return platform_driver_register(&da903x_regulator_driver);
|
|
}
|
|
subsys_initcall(da903x_regulator_init);
|
|
|
|
static void __exit da903x_regulator_exit(void)
|
|
{
|
|
platform_driver_unregister(&da903x_regulator_driver);
|
|
}
|
|
module_exit(da903x_regulator_exit);
|
|
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>"
|
|
"Mike Rapoport <mike@compulab.co.il>");
|
|
MODULE_DESCRIPTION("Regulator Driver for Dialog Semiconductor DA903X PMIC");
|
|
MODULE_ALIAS("platform:da903x-regulator");
|