forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
570 lines
16 KiB
570 lines
16 KiB
// SPDX-License-Identifier: GPL-2.0+ |
|
// |
|
// pv88080-regulator.c - Regulator device driver for PV88080 |
|
// Copyright (C) 2016 Powerventure Semiconductor Ltd. |
|
|
|
#include <linux/err.h> |
|
#include <linux/i2c.h> |
|
#include <linux/module.h> |
|
#include <linux/of.h> |
|
#include <linux/init.h> |
|
#include <linux/slab.h> |
|
#include <linux/regulator/driver.h> |
|
#include <linux/regulator/machine.h> |
|
#include <linux/regmap.h> |
|
#include <linux/irq.h> |
|
#include <linux/interrupt.h> |
|
#include <linux/regulator/of_regulator.h> |
|
#include "pv88080-regulator.h" |
|
|
|
#define PV88080_MAX_REGULATORS 4 |
|
|
|
/* PV88080 REGULATOR IDs */ |
|
enum { |
|
/* BUCKs */ |
|
PV88080_ID_BUCK1, |
|
PV88080_ID_BUCK2, |
|
PV88080_ID_BUCK3, |
|
PV88080_ID_HVBUCK, |
|
}; |
|
|
|
enum pv88080_types { |
|
TYPE_PV88080_AA, |
|
TYPE_PV88080_BA, |
|
}; |
|
|
|
struct pv88080_regulator { |
|
struct regulator_desc desc; |
|
unsigned int mode_reg; |
|
unsigned int conf2; |
|
unsigned int conf5; |
|
}; |
|
|
|
struct pv88080 { |
|
struct device *dev; |
|
struct regmap *regmap; |
|
struct regulator_dev *rdev[PV88080_MAX_REGULATORS]; |
|
unsigned long type; |
|
const struct pv88080_compatible_regmap *regmap_config; |
|
}; |
|
|
|
struct pv88080_buck_voltage { |
|
int min_uV; |
|
int max_uV; |
|
int uV_step; |
|
}; |
|
|
|
struct pv88080_buck_regmap { |
|
/* REGS */ |
|
int buck_enable_reg; |
|
int buck_vsel_reg; |
|
int buck_mode_reg; |
|
int buck_limit_reg; |
|
int buck_vdac_range_reg; |
|
int buck_vrange_gain_reg; |
|
/* MASKS */ |
|
int buck_enable_mask; |
|
int buck_vsel_mask; |
|
int buck_limit_mask; |
|
}; |
|
|
|
struct pv88080_compatible_regmap { |
|
/* BUCK1, 2, 3 */ |
|
struct pv88080_buck_regmap buck_regmap[PV88080_MAX_REGULATORS-1]; |
|
/* HVBUCK */ |
|
int hvbuck_enable_reg; |
|
int hvbuck_vsel_reg; |
|
int hvbuck_enable_mask; |
|
int hvbuck_vsel_mask; |
|
}; |
|
|
|
static const struct regmap_config pv88080_regmap_config = { |
|
.reg_bits = 8, |
|
.val_bits = 8, |
|
}; |
|
|
|
/* Current limits array (in uA) for BUCK1, BUCK2, BUCK3. |
|
* Entry indexes corresponds to register values. |
|
*/ |
|
|
|
static const unsigned int pv88080_buck1_limits[] = { |
|
3230000, 5130000, 6960000, 8790000 |
|
}; |
|
|
|
static const unsigned int pv88080_buck23_limits[] = { |
|
1496000, 2393000, 3291000, 4189000 |
|
}; |
|
|
|
static const struct pv88080_buck_voltage pv88080_buck_vol[2] = { |
|
{ |
|
.min_uV = 600000, |
|
.max_uV = 1393750, |
|
.uV_step = 6250, |
|
}, |
|
{ |
|
.min_uV = 1400000, |
|
.max_uV = 2193750, |
|
.uV_step = 6250, |
|
}, |
|
}; |
|
|
|
static const struct pv88080_compatible_regmap pv88080_aa_regs = { |
|
/* BUCK1 */ |
|
.buck_regmap[0] = { |
|
.buck_enable_reg = PV88080AA_REG_BUCK1_CONF0, |
|
.buck_vsel_reg = PV88080AA_REG_BUCK1_CONF0, |
|
.buck_mode_reg = PV88080AA_REG_BUCK1_CONF1, |
|
.buck_limit_reg = PV88080AA_REG_BUCK1_CONF1, |
|
.buck_vdac_range_reg = PV88080AA_REG_BUCK1_CONF2, |
|
.buck_vrange_gain_reg = PV88080AA_REG_BUCK1_CONF5, |
|
.buck_enable_mask = PV88080_BUCK1_EN, |
|
.buck_vsel_mask = PV88080_VBUCK1_MASK, |
|
.buck_limit_mask = PV88080_BUCK1_ILIM_MASK, |
|
}, |
|
/* BUCK2 */ |
|
.buck_regmap[1] = { |
|
.buck_enable_reg = PV88080AA_REG_BUCK2_CONF0, |
|
.buck_vsel_reg = PV88080AA_REG_BUCK2_CONF0, |
|
.buck_mode_reg = PV88080AA_REG_BUCK2_CONF1, |
|
.buck_limit_reg = PV88080AA_REG_BUCK2_CONF1, |
|
.buck_vdac_range_reg = PV88080AA_REG_BUCK2_CONF2, |
|
.buck_vrange_gain_reg = PV88080AA_REG_BUCK2_CONF5, |
|
.buck_enable_mask = PV88080_BUCK2_EN, |
|
.buck_vsel_mask = PV88080_VBUCK2_MASK, |
|
.buck_limit_mask = PV88080_BUCK2_ILIM_MASK, |
|
}, |
|
/* BUCK3 */ |
|
.buck_regmap[2] = { |
|
.buck_enable_reg = PV88080AA_REG_BUCK3_CONF0, |
|
.buck_vsel_reg = PV88080AA_REG_BUCK3_CONF0, |
|
.buck_mode_reg = PV88080AA_REG_BUCK3_CONF1, |
|
.buck_limit_reg = PV88080AA_REG_BUCK3_CONF1, |
|
.buck_vdac_range_reg = PV88080AA_REG_BUCK3_CONF2, |
|
.buck_vrange_gain_reg = PV88080AA_REG_BUCK3_CONF5, |
|
.buck_enable_mask = PV88080_BUCK3_EN, |
|
.buck_vsel_mask = PV88080_VBUCK3_MASK, |
|
.buck_limit_mask = PV88080_BUCK3_ILIM_MASK, |
|
}, |
|
/* HVBUCK */ |
|
.hvbuck_enable_reg = PV88080AA_REG_HVBUCK_CONF2, |
|
.hvbuck_vsel_reg = PV88080AA_REG_HVBUCK_CONF1, |
|
.hvbuck_enable_mask = PV88080_HVBUCK_EN, |
|
.hvbuck_vsel_mask = PV88080_VHVBUCK_MASK, |
|
}; |
|
|
|
static const struct pv88080_compatible_regmap pv88080_ba_regs = { |
|
/* BUCK1 */ |
|
.buck_regmap[0] = { |
|
.buck_enable_reg = PV88080BA_REG_BUCK1_CONF0, |
|
.buck_vsel_reg = PV88080BA_REG_BUCK1_CONF0, |
|
.buck_mode_reg = PV88080BA_REG_BUCK1_CONF1, |
|
.buck_limit_reg = PV88080BA_REG_BUCK1_CONF1, |
|
.buck_vdac_range_reg = PV88080BA_REG_BUCK1_CONF2, |
|
.buck_vrange_gain_reg = PV88080BA_REG_BUCK1_CONF5, |
|
.buck_enable_mask = PV88080_BUCK1_EN, |
|
.buck_vsel_mask = PV88080_VBUCK1_MASK, |
|
.buck_limit_mask = PV88080_BUCK1_ILIM_MASK, |
|
}, |
|
/* BUCK2 */ |
|
.buck_regmap[1] = { |
|
.buck_enable_reg = PV88080BA_REG_BUCK2_CONF0, |
|
.buck_vsel_reg = PV88080BA_REG_BUCK2_CONF0, |
|
.buck_mode_reg = PV88080BA_REG_BUCK2_CONF1, |
|
.buck_limit_reg = PV88080BA_REG_BUCK2_CONF1, |
|
.buck_vdac_range_reg = PV88080BA_REG_BUCK2_CONF2, |
|
.buck_vrange_gain_reg = PV88080BA_REG_BUCK2_CONF5, |
|
.buck_enable_mask = PV88080_BUCK2_EN, |
|
.buck_vsel_mask = PV88080_VBUCK2_MASK, |
|
.buck_limit_mask = PV88080_BUCK2_ILIM_MASK, |
|
}, |
|
/* BUCK3 */ |
|
.buck_regmap[2] = { |
|
.buck_enable_reg = PV88080BA_REG_BUCK3_CONF0, |
|
.buck_vsel_reg = PV88080BA_REG_BUCK3_CONF0, |
|
.buck_mode_reg = PV88080BA_REG_BUCK3_CONF1, |
|
.buck_limit_reg = PV88080BA_REG_BUCK3_CONF1, |
|
.buck_vdac_range_reg = PV88080BA_REG_BUCK3_CONF2, |
|
.buck_vrange_gain_reg = PV88080BA_REG_BUCK3_CONF5, |
|
.buck_enable_mask = PV88080_BUCK3_EN, |
|
.buck_vsel_mask = PV88080_VBUCK3_MASK, |
|
.buck_limit_mask = PV88080_BUCK3_ILIM_MASK, |
|
}, |
|
/* HVBUCK */ |
|
.hvbuck_enable_reg = PV88080BA_REG_HVBUCK_CONF2, |
|
.hvbuck_vsel_reg = PV88080BA_REG_HVBUCK_CONF1, |
|
.hvbuck_enable_mask = PV88080_HVBUCK_EN, |
|
.hvbuck_vsel_mask = PV88080_VHVBUCK_MASK, |
|
}; |
|
|
|
#ifdef CONFIG_OF |
|
static const struct of_device_id pv88080_dt_ids[] = { |
|
{ .compatible = "pvs,pv88080", .data = (void *)TYPE_PV88080_AA }, |
|
{ .compatible = "pvs,pv88080-aa", .data = (void *)TYPE_PV88080_AA }, |
|
{ .compatible = "pvs,pv88080-ba", .data = (void *)TYPE_PV88080_BA }, |
|
{}, |
|
}; |
|
MODULE_DEVICE_TABLE(of, pv88080_dt_ids); |
|
#endif |
|
|
|
static unsigned int pv88080_buck_get_mode(struct regulator_dev *rdev) |
|
{ |
|
struct pv88080_regulator *info = rdev_get_drvdata(rdev); |
|
unsigned int data; |
|
int ret, mode = 0; |
|
|
|
ret = regmap_read(rdev->regmap, info->mode_reg, &data); |
|
if (ret < 0) |
|
return ret; |
|
|
|
switch (data & PV88080_BUCK1_MODE_MASK) { |
|
case PV88080_BUCK_MODE_SYNC: |
|
mode = REGULATOR_MODE_FAST; |
|
break; |
|
case PV88080_BUCK_MODE_AUTO: |
|
mode = REGULATOR_MODE_NORMAL; |
|
break; |
|
case PV88080_BUCK_MODE_SLEEP: |
|
mode = REGULATOR_MODE_STANDBY; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
return mode; |
|
} |
|
|
|
static int pv88080_buck_set_mode(struct regulator_dev *rdev, |
|
unsigned int mode) |
|
{ |
|
struct pv88080_regulator *info = rdev_get_drvdata(rdev); |
|
int val = 0; |
|
|
|
switch (mode) { |
|
case REGULATOR_MODE_FAST: |
|
val = PV88080_BUCK_MODE_SYNC; |
|
break; |
|
case REGULATOR_MODE_NORMAL: |
|
val = PV88080_BUCK_MODE_AUTO; |
|
break; |
|
case REGULATOR_MODE_STANDBY: |
|
val = PV88080_BUCK_MODE_SLEEP; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
return regmap_update_bits(rdev->regmap, info->mode_reg, |
|
PV88080_BUCK1_MODE_MASK, val); |
|
} |
|
|
|
static const struct regulator_ops pv88080_buck_ops = { |
|
.get_mode = pv88080_buck_get_mode, |
|
.set_mode = pv88080_buck_set_mode, |
|
.enable = regulator_enable_regmap, |
|
.disable = regulator_disable_regmap, |
|
.is_enabled = regulator_is_enabled_regmap, |
|
.set_voltage_sel = regulator_set_voltage_sel_regmap, |
|
.get_voltage_sel = regulator_get_voltage_sel_regmap, |
|
.list_voltage = regulator_list_voltage_linear, |
|
.set_current_limit = regulator_set_current_limit_regmap, |
|
.get_current_limit = regulator_get_current_limit_regmap, |
|
}; |
|
|
|
static const struct regulator_ops pv88080_hvbuck_ops = { |
|
.enable = regulator_enable_regmap, |
|
.disable = regulator_disable_regmap, |
|
.is_enabled = regulator_is_enabled_regmap, |
|
.set_voltage_sel = regulator_set_voltage_sel_regmap, |
|
.get_voltage_sel = regulator_get_voltage_sel_regmap, |
|
.list_voltage = regulator_list_voltage_linear, |
|
}; |
|
|
|
#define PV88080_BUCK(chip, regl_name, min, step, max, limits_array) \ |
|
{\ |
|
.desc = {\ |
|
.id = chip##_ID_##regl_name,\ |
|
.name = __stringify(chip##_##regl_name),\ |
|
.of_match = of_match_ptr(#regl_name),\ |
|
.regulators_node = of_match_ptr("regulators"),\ |
|
.type = REGULATOR_VOLTAGE,\ |
|
.owner = THIS_MODULE,\ |
|
.ops = &pv88080_buck_ops,\ |
|
.min_uV = min, \ |
|
.uV_step = step, \ |
|
.n_voltages = ((max) - (min))/(step) + 1, \ |
|
.curr_table = limits_array, \ |
|
.n_current_limits = ARRAY_SIZE(limits_array), \ |
|
},\ |
|
} |
|
|
|
#define PV88080_HVBUCK(chip, regl_name, min, step, max) \ |
|
{\ |
|
.desc = {\ |
|
.id = chip##_ID_##regl_name,\ |
|
.name = __stringify(chip##_##regl_name),\ |
|
.of_match = of_match_ptr(#regl_name),\ |
|
.regulators_node = of_match_ptr("regulators"),\ |
|
.type = REGULATOR_VOLTAGE,\ |
|
.owner = THIS_MODULE,\ |
|
.ops = &pv88080_hvbuck_ops,\ |
|
.min_uV = min, \ |
|
.uV_step = step, \ |
|
.n_voltages = ((max) - (min))/(step) + 1, \ |
|
},\ |
|
} |
|
|
|
static struct pv88080_regulator pv88080_regulator_info[] = { |
|
PV88080_BUCK(PV88080, BUCK1, 600000, 6250, 1393750, |
|
pv88080_buck1_limits), |
|
PV88080_BUCK(PV88080, BUCK2, 600000, 6250, 1393750, |
|
pv88080_buck23_limits), |
|
PV88080_BUCK(PV88080, BUCK3, 600000, 6250, 1393750, |
|
pv88080_buck23_limits), |
|
PV88080_HVBUCK(PV88080, HVBUCK, 0, 5000, 1275000), |
|
}; |
|
|
|
static irqreturn_t pv88080_irq_handler(int irq, void *data) |
|
{ |
|
struct pv88080 *chip = data; |
|
int i, reg_val, err, ret = IRQ_NONE; |
|
|
|
err = regmap_read(chip->regmap, PV88080_REG_EVENT_A, ®_val); |
|
if (err < 0) |
|
goto error_i2c; |
|
|
|
if (reg_val & PV88080_E_VDD_FLT) { |
|
for (i = 0; i < PV88080_MAX_REGULATORS; i++) { |
|
if (chip->rdev[i] != NULL) |
|
regulator_notifier_call_chain(chip->rdev[i], |
|
REGULATOR_EVENT_UNDER_VOLTAGE, |
|
NULL); |
|
} |
|
|
|
err = regmap_write(chip->regmap, PV88080_REG_EVENT_A, |
|
PV88080_E_VDD_FLT); |
|
if (err < 0) |
|
goto error_i2c; |
|
|
|
ret = IRQ_HANDLED; |
|
} |
|
|
|
if (reg_val & PV88080_E_OVER_TEMP) { |
|
for (i = 0; i < PV88080_MAX_REGULATORS; i++) { |
|
if (chip->rdev[i] != NULL) |
|
regulator_notifier_call_chain(chip->rdev[i], |
|
REGULATOR_EVENT_OVER_TEMP, |
|
NULL); |
|
} |
|
|
|
err = regmap_write(chip->regmap, PV88080_REG_EVENT_A, |
|
PV88080_E_OVER_TEMP); |
|
if (err < 0) |
|
goto error_i2c; |
|
|
|
ret = IRQ_HANDLED; |
|
} |
|
|
|
return ret; |
|
|
|
error_i2c: |
|
dev_err(chip->dev, "I2C error : %d\n", err); |
|
return IRQ_NONE; |
|
} |
|
|
|
/* |
|
* I2C driver interface functions |
|
*/ |
|
static int pv88080_i2c_probe(struct i2c_client *i2c, |
|
const struct i2c_device_id *id) |
|
{ |
|
struct regulator_init_data *init_data = dev_get_platdata(&i2c->dev); |
|
struct pv88080 *chip; |
|
const struct pv88080_compatible_regmap *regmap_config; |
|
const struct of_device_id *match; |
|
struct regulator_config config = { }; |
|
int i, error, ret; |
|
unsigned int conf2, conf5; |
|
|
|
chip = devm_kzalloc(&i2c->dev, sizeof(struct pv88080), GFP_KERNEL); |
|
if (!chip) |
|
return -ENOMEM; |
|
|
|
chip->dev = &i2c->dev; |
|
chip->regmap = devm_regmap_init_i2c(i2c, &pv88080_regmap_config); |
|
if (IS_ERR(chip->regmap)) { |
|
error = PTR_ERR(chip->regmap); |
|
dev_err(chip->dev, "Failed to allocate register map: %d\n", |
|
error); |
|
return error; |
|
} |
|
|
|
if (i2c->dev.of_node) { |
|
match = of_match_node(pv88080_dt_ids, i2c->dev.of_node); |
|
if (!match) { |
|
dev_err(chip->dev, "Failed to get of_match_node\n"); |
|
return -EINVAL; |
|
} |
|
chip->type = (unsigned long)match->data; |
|
} else { |
|
chip->type = id->driver_data; |
|
} |
|
|
|
i2c_set_clientdata(i2c, chip); |
|
|
|
if (i2c->irq != 0) { |
|
ret = regmap_write(chip->regmap, PV88080_REG_MASK_A, 0xFF); |
|
if (ret < 0) { |
|
dev_err(chip->dev, |
|
"Failed to mask A reg: %d\n", ret); |
|
return ret; |
|
} |
|
ret = regmap_write(chip->regmap, PV88080_REG_MASK_B, 0xFF); |
|
if (ret < 0) { |
|
dev_err(chip->dev, |
|
"Failed to mask B reg: %d\n", ret); |
|
return ret; |
|
} |
|
ret = regmap_write(chip->regmap, PV88080_REG_MASK_C, 0xFF); |
|
if (ret < 0) { |
|
dev_err(chip->dev, |
|
"Failed to mask C reg: %d\n", ret); |
|
return ret; |
|
} |
|
|
|
ret = devm_request_threaded_irq(&i2c->dev, i2c->irq, NULL, |
|
pv88080_irq_handler, |
|
IRQF_TRIGGER_LOW|IRQF_ONESHOT, |
|
"pv88080", chip); |
|
if (ret != 0) { |
|
dev_err(chip->dev, "Failed to request IRQ: %d\n", |
|
i2c->irq); |
|
return ret; |
|
} |
|
|
|
ret = regmap_update_bits(chip->regmap, PV88080_REG_MASK_A, |
|
PV88080_M_VDD_FLT | PV88080_M_OVER_TEMP, 0); |
|
if (ret < 0) { |
|
dev_err(chip->dev, |
|
"Failed to update mask reg: %d\n", ret); |
|
return ret; |
|
} |
|
} else { |
|
dev_warn(chip->dev, "No IRQ configured\n"); |
|
} |
|
|
|
switch (chip->type) { |
|
case TYPE_PV88080_AA: |
|
chip->regmap_config = &pv88080_aa_regs; |
|
break; |
|
case TYPE_PV88080_BA: |
|
chip->regmap_config = &pv88080_ba_regs; |
|
break; |
|
} |
|
|
|
regmap_config = chip->regmap_config; |
|
config.dev = chip->dev; |
|
config.regmap = chip->regmap; |
|
|
|
/* Registeration for BUCK1, 2, 3 */ |
|
for (i = 0; i < PV88080_MAX_REGULATORS-1; i++) { |
|
if (init_data) |
|
config.init_data = &init_data[i]; |
|
|
|
pv88080_regulator_info[i].desc.csel_reg |
|
= regmap_config->buck_regmap[i].buck_limit_reg; |
|
pv88080_regulator_info[i].desc.csel_mask |
|
= regmap_config->buck_regmap[i].buck_limit_mask; |
|
pv88080_regulator_info[i].mode_reg |
|
= regmap_config->buck_regmap[i].buck_mode_reg; |
|
pv88080_regulator_info[i].conf2 |
|
= regmap_config->buck_regmap[i].buck_vdac_range_reg; |
|
pv88080_regulator_info[i].conf5 |
|
= regmap_config->buck_regmap[i].buck_vrange_gain_reg; |
|
pv88080_regulator_info[i].desc.enable_reg |
|
= regmap_config->buck_regmap[i].buck_enable_reg; |
|
pv88080_regulator_info[i].desc.enable_mask |
|
= regmap_config->buck_regmap[i].buck_enable_mask; |
|
pv88080_regulator_info[i].desc.vsel_reg |
|
= regmap_config->buck_regmap[i].buck_vsel_reg; |
|
pv88080_regulator_info[i].desc.vsel_mask |
|
= regmap_config->buck_regmap[i].buck_vsel_mask; |
|
|
|
ret = regmap_read(chip->regmap, |
|
pv88080_regulator_info[i].conf2, &conf2); |
|
if (ret < 0) |
|
return ret; |
|
conf2 = ((conf2 >> PV88080_BUCK_VDAC_RANGE_SHIFT) & |
|
PV88080_BUCK_VDAC_RANGE_MASK); |
|
|
|
ret = regmap_read(chip->regmap, |
|
pv88080_regulator_info[i].conf5, &conf5); |
|
if (ret < 0) |
|
return ret; |
|
conf5 = ((conf5 >> PV88080_BUCK_VRANGE_GAIN_SHIFT) & |
|
PV88080_BUCK_VRANGE_GAIN_MASK); |
|
|
|
pv88080_regulator_info[i].desc.min_uV = |
|
pv88080_buck_vol[conf2].min_uV * (conf5+1); |
|
pv88080_regulator_info[i].desc.uV_step = |
|
pv88080_buck_vol[conf2].uV_step * (conf5+1); |
|
pv88080_regulator_info[i].desc.n_voltages = |
|
((pv88080_buck_vol[conf2].max_uV * (conf5+1)) |
|
- (pv88080_regulator_info[i].desc.min_uV)) |
|
/(pv88080_regulator_info[i].desc.uV_step) + 1; |
|
|
|
config.driver_data = (void *)&pv88080_regulator_info[i]; |
|
chip->rdev[i] = devm_regulator_register(chip->dev, |
|
&pv88080_regulator_info[i].desc, &config); |
|
if (IS_ERR(chip->rdev[i])) { |
|
dev_err(chip->dev, |
|
"Failed to register PV88080 regulator\n"); |
|
return PTR_ERR(chip->rdev[i]); |
|
} |
|
} |
|
|
|
pv88080_regulator_info[PV88080_ID_HVBUCK].desc.enable_reg |
|
= regmap_config->hvbuck_enable_reg; |
|
pv88080_regulator_info[PV88080_ID_HVBUCK].desc.enable_mask |
|
= regmap_config->hvbuck_enable_mask; |
|
pv88080_regulator_info[PV88080_ID_HVBUCK].desc.vsel_reg |
|
= regmap_config->hvbuck_vsel_reg; |
|
pv88080_regulator_info[PV88080_ID_HVBUCK].desc.vsel_mask |
|
= regmap_config->hvbuck_vsel_mask; |
|
|
|
/* Registeration for HVBUCK */ |
|
if (init_data) |
|
config.init_data = &init_data[PV88080_ID_HVBUCK]; |
|
|
|
config.driver_data = (void *)&pv88080_regulator_info[PV88080_ID_HVBUCK]; |
|
chip->rdev[PV88080_ID_HVBUCK] = devm_regulator_register(chip->dev, |
|
&pv88080_regulator_info[PV88080_ID_HVBUCK].desc, &config); |
|
if (IS_ERR(chip->rdev[PV88080_ID_HVBUCK])) { |
|
dev_err(chip->dev, "Failed to register PV88080 regulator\n"); |
|
return PTR_ERR(chip->rdev[PV88080_ID_HVBUCK]); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static const struct i2c_device_id pv88080_i2c_id[] = { |
|
{ "pv88080", TYPE_PV88080_AA }, |
|
{ "pv88080-aa", TYPE_PV88080_AA }, |
|
{ "pv88080-ba", TYPE_PV88080_BA }, |
|
{}, |
|
}; |
|
MODULE_DEVICE_TABLE(i2c, pv88080_i2c_id); |
|
|
|
static struct i2c_driver pv88080_regulator_driver = { |
|
.driver = { |
|
.name = "pv88080", |
|
.of_match_table = of_match_ptr(pv88080_dt_ids), |
|
}, |
|
.probe = pv88080_i2c_probe, |
|
.id_table = pv88080_i2c_id, |
|
}; |
|
|
|
module_i2c_driver(pv88080_regulator_driver); |
|
|
|
MODULE_AUTHOR("James Ban <[email protected]>"); |
|
MODULE_DESCRIPTION("Regulator device driver for Powerventure PV88080"); |
|
MODULE_LICENSE("GPL");
|
|
|