diff options
| -rw-r--r-- | drivers/regulator/tps6507x-regulator.c | 172 |
1 files changed, 87 insertions, 85 deletions
diff --git a/drivers/regulator/tps6507x-regulator.c b/drivers/regulator/tps6507x-regulator.c index c3f1bf822fd0..ea44741fcd47 100644 --- a/drivers/regulator/tps6507x-regulator.c +++ b/drivers/regulator/tps6507x-regulator.c @@ -104,7 +104,7 @@ struct tps_info { const u16 *table; }; -struct tps_pmic { +struct tps6507x_pmic { struct regulator_desc desc[TPS6507X_NUM_REGULATOR]; struct i2c_client *client; struct regulator_dev *rdev[TPS6507X_NUM_REGULATOR]; @@ -112,23 +112,23 @@ struct tps_pmic { struct mutex io_lock; }; -static inline int tps_6507x_read(struct tps_pmic *tps, u8 reg) +static inline int tps6507x_pmic_read(struct tps6507x_pmic *tps, u8 reg) { return i2c_smbus_read_byte_data(tps->client, reg); } -static inline int tps_6507x_write(struct tps_pmic *tps, u8 reg, u8 val) +static inline int tps6507x_pmic_write(struct tps6507x_pmic *tps, u8 reg, u8 val) { return i2c_smbus_write_byte_data(tps->client, reg, val); } -static int tps_6507x_set_bits(struct tps_pmic *tps, u8 reg, u8 mask) +static int tps6507x_pmic_set_bits(struct tps6507x_pmic *tps, u8 reg, u8 mask) { int err, data; mutex_lock(&tps->io_lock); - data = tps_6507x_read(tps, reg); + data = tps6507x_pmic_read(tps, reg); if (data < 0) { dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg); err = data; @@ -136,7 +136,7 @@ static int tps_6507x_set_bits(struct tps_pmic *tps, u8 reg, u8 mask) } data |= mask; - err = tps_6507x_write(tps, reg, data); + err = tps6507x_pmic_write(tps, reg, data); if (err) dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg); @@ -145,13 +145,13 @@ out: return err; } -static int tps_6507x_clear_bits(struct tps_pmic *tps, u8 reg, u8 mask) +static int tps6507x_pmic_clear_bits(struct tps6507x_pmic *tps, u8 reg, u8 mask) { int err, data; mutex_lock(&tps->io_lock); - data = tps_6507x_read(tps, reg); + data = tps6507x_pmic_read(tps, reg); if (data < 0) { dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg); err = data; @@ -159,7 +159,7 @@ static int tps_6507x_clear_bits(struct tps_pmic *tps, u8 reg, u8 mask) } data &= ~mask; - err = tps_6507x_write(tps, reg, data); + err = tps6507x_pmic_write(tps, reg, data); if (err) dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg); @@ -168,13 +168,13 @@ out: return err; } -static int tps_6507x_reg_read(struct tps_pmic *tps, u8 reg) +static int tps6507x_pmic_reg_read(struct tps6507x_pmic *tps, u8 reg) { int data; mutex_lock(&tps->io_lock); - data = tps_6507x_read(tps, reg); + data = tps6507x_pmic_read(tps, reg); if (data < 0) dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg); @@ -182,13 +182,13 @@ static int tps_6507x_reg_read(struct tps_pmic *tps, u8 reg) return data; } -static int tps_6507x_reg_write(struct tps_pmic *tps, u8 reg, u8 val) +static int tps6507x_pmic_reg_write(struct tps6507x_pmic *tps, u8 reg, u8 val) { int err; mutex_lock(&tps->io_lock); - err = tps_6507x_write(tps, reg, val); + err = tps6507x_pmic_write(tps, reg, val); if (err < 0) dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg); @@ -196,9 +196,9 @@ static int tps_6507x_reg_write(struct tps_pmic *tps, u8 reg, u8 val) return err; } -static int tps6507x_dcdc_is_enabled(struct regulator_dev *dev) +static int tps6507x_pmic_dcdc_is_enabled(struct regulator_dev *dev) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int data, dcdc = rdev_get_id(dev); u8 shift; @@ -206,7 +206,7 @@ static int tps6507x_dcdc_is_enabled(struct regulator_dev *dev) return -EINVAL; shift = TPS6507X_MAX_REG_ID - dcdc; - data = tps_6507x_reg_read(tps, TPS6507X_REG_CON_CTRL1); + data = tps6507x_pmic_reg_read(tps, TPS6507X_REG_CON_CTRL1); if (data < 0) return data; @@ -214,9 +214,9 @@ static int tps6507x_dcdc_is_enabled(struct regulator_dev *dev) return (data & 1<<shift) ? 1 : 0; } -static int tps6507x_ldo_is_enabled(struct regulator_dev *dev) +static int tps6507x_pmic_ldo_is_enabled(struct regulator_dev *dev) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int data, ldo = rdev_get_id(dev); u8 shift; @@ -224,7 +224,7 @@ static int tps6507x_ldo_is_enabled(struct regulator_dev *dev) return -EINVAL; shift = TPS6507X_MAX_REG_ID - ldo; - data = tps_6507x_reg_read(tps, TPS6507X_REG_CON_CTRL1); + data = tps6507x_pmic_reg_read(tps, TPS6507X_REG_CON_CTRL1); if (data < 0) return data; @@ -232,9 +232,9 @@ static int tps6507x_ldo_is_enabled(struct regulator_dev *dev) return (data & 1<<shift) ? 1 : 0; } -static int tps6507x_dcdc_enable(struct regulator_dev *dev) +static int tps6507x_pmic_dcdc_enable(struct regulator_dev *dev) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int dcdc = rdev_get_id(dev); u8 shift; @@ -242,12 +242,12 @@ static int tps6507x_dcdc_enable(struct regulator_dev *dev) return -EINVAL; shift = TPS6507X_MAX_REG_ID - dcdc; - return tps_6507x_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift); + return tps6507x_pmic_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift); } -static int tps6507x_dcdc_disable(struct regulator_dev *dev) +static int tps6507x_pmic_dcdc_disable(struct regulator_dev *dev) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int dcdc = rdev_get_id(dev); u8 shift; @@ -255,12 +255,13 @@ static int tps6507x_dcdc_disable(struct regulator_dev *dev) return -EINVAL; shift = TPS6507X_MAX_REG_ID - dcdc; - return tps_6507x_clear_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift); + return tps6507x_pmic_clear_bits(tps, TPS6507X_REG_CON_CTRL1, + 1 << shift); } -static int tps6507x_ldo_enable(struct regulator_dev *dev) +static int tps6507x_pmic_ldo_enable(struct regulator_dev *dev) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int ldo = rdev_get_id(dev); u8 shift; @@ -268,12 +269,12 @@ static int tps6507x_ldo_enable(struct regulator_dev *dev) return -EINVAL; shift = TPS6507X_MAX_REG_ID - ldo; - return tps_6507x_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift); + return tps6507x_pmic_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift); } -static int tps6507x_ldo_disable(struct regulator_dev *dev) +static int tps6507x_pmic_ldo_disable(struct regulator_dev *dev) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int ldo = rdev_get_id(dev); u8 shift; @@ -281,12 +282,13 @@ static int tps6507x_ldo_disable(struct regulator_dev *dev) return -EINVAL; shift = TPS6507X_MAX_REG_ID - ldo; - return tps_6507x_clear_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift); + return tps6507x_pmic_clear_bits(tps, TPS6507X_REG_CON_CTRL1, + 1 << shift); } -static int tps6507x_dcdc_get_voltage(struct regulator_dev *dev) +static int tps6507x_pmic_dcdc_get_voltage(struct regulator_dev *dev) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int data, dcdc = rdev_get_id(dev); u8 reg; @@ -304,7 +306,7 @@ static int tps6507x_dcdc_get_voltage(struct regulator_dev *dev) return -EINVAL; } - data = tps_6507x_reg_read(tps, reg); + data = tps6507x_pmic_reg_read(tps, reg); if (data < 0) return data; @@ -312,10 +314,10 @@ static int tps6507x_dcdc_get_voltage(struct regulator_dev *dev) return tps->info[dcdc]->table[data] * 1000; } -static int tps6507x_dcdc_set_voltage(struct regulator_dev *dev, +static int tps6507x_pmic_dcdc_set_voltage(struct regulator_dev *dev, int min_uV, int max_uV) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int data, vsel, dcdc = rdev_get_id(dev); u8 reg; @@ -353,19 +355,19 @@ static int tps6507x_dcdc_set_voltage(struct regulator_dev *dev, if (vsel == tps->info[dcdc]->table_len) return -EINVAL; - data = tps_6507x_reg_read(tps, reg); + data = tps6507x_pmic_reg_read(tps, reg); if (data < 0) return data; data &= ~TPS6507X_DEFDCDCX_DCDC_MASK; data |= vsel; - return tps_6507x_reg_write(tps, reg, data); + return tps6507x_pmic_reg_write(tps, reg, data); } -static int tps6507x_ldo_get_voltage(struct regulator_dev *dev) +static int tps6507x_pmic_ldo_get_voltage(struct regulator_dev *dev) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int data, ldo = rdev_get_id(dev); u8 reg, mask; @@ -379,7 +381,7 @@ static int tps6507x_ldo_get_voltage(struct regulator_dev *dev) TPS6507X_REG_DEFLDO2_LDO2_MASK); } - data = tps_6507x_reg_read(tps, reg); + data = tps6507x_pmic_reg_read(tps, reg); if (data < 0) return data; @@ -387,10 +389,10 @@ static int tps6507x_ldo_get_voltage(struct regulator_dev *dev) return tps->info[ldo]->table[data] * 1000; } -static int tps6507x_ldo_set_voltage(struct regulator_dev *dev, +static int tps6507x_pmic_ldo_set_voltage(struct regulator_dev *dev, int min_uV, int max_uV) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int data, vsel, ldo = rdev_get_id(dev); u8 reg, mask; @@ -421,20 +423,20 @@ static int tps6507x_ldo_set_voltage(struct regulator_dev *dev, if (vsel == tps->info[ldo]->table_len) return -EINVAL; - data = tps_6507x_reg_read(tps, reg); + data = tps6507x_pmic_reg_read(tps, reg); if (data < 0) return data; data &= ~mask; data |= vsel; - return tps_6507x_reg_write(tps, reg, data); + return tps6507x_pmic_reg_write(tps, reg, data); } -static int tps6507x_dcdc_list_voltage(struct regulator_dev *dev, +static int tps6507x_pmic_dcdc_list_voltage(struct regulator_dev *dev, unsigned selector) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int dcdc = rdev_get_id(dev); if (dcdc < TPS6507X_DCDC_1 || dcdc > TPS6507X_DCDC_3) @@ -446,10 +448,10 @@ static int tps6507x_dcdc_list_voltage(struct regulator_dev *dev, return tps->info[dcdc]->table[selector] * 1000; } -static int tps6507x_ldo_list_voltage(struct regulator_dev *dev, +static int tps6507x_pmic_ldo_list_voltage(struct regulator_dev *dev, unsigned selector) { - struct tps_pmic *tps = rdev_get_drvdata(dev); + struct tps6507x_pmic *tps = rdev_get_drvdata(dev); int ldo = rdev_get_id(dev); if (ldo < TPS6507X_LDO_1 || ldo > TPS6507X_LDO_2) @@ -462,33 +464,33 @@ static int tps6507x_ldo_list_voltage(struct regulator_dev *dev, } /* Operations permitted on VDCDCx */ -static struct regulator_ops tps6507x_dcdc_ops = { - .is_enabled = tps6507x_dcdc_is_enabled, - .enable = tps6507x_dcdc_enable, - .disable = tps6507x_dcdc_disable, - .get_voltage = tps6507x_dcdc_get_voltage, - .set_voltage = tps6507x_dcdc_set_voltage, - .list_voltage = tps6507x_dcdc_list_voltage, +static struct regulator_ops tps6507x_pmic_dcdc_ops = { + .is_enabled = tps6507x_pmic_dcdc_is_enabled, + .enable = tps6507x_pmic_dcdc_enable, + .disable = tps6507x_pmic_dcdc_disable, + .get_voltage = tps6507x_pmic_dcdc_get_voltage, + .set_voltage = tps6507x_pmic_dcdc_set_voltage, + .list_voltage = tps6507x_pmic_dcdc_list_voltage, }; /* Operations permitted on LDOx */ -static struct regulator_ops tps6507x_ldo_ops = { - .is_enabled = tps6507x_ldo_is_enabled, - .enable = tps6507x_ldo_enable, - .disable = tps6507x_ldo_disable, - .get_voltage = tps6507x_ldo_get_voltage, - .set_voltage = tps6507x_ldo_set_voltage, - .list_voltage = tps6507x_ldo_list_voltage, +static struct regulator_ops tps6507x_pmic_ldo_ops = { + .is_enabled = tps6507x_pmic_ldo_is_enabled, + .enable = tps6507x_pmic_ldo_enable, + .disable = tps6507x_pmic_ldo_disable, + .get_voltage = tps6507x_pmic_ldo_get_voltage, + .set_voltage = tps6507x_pmic_ldo_set_voltage, + .list_voltage = tps6507x_pmic_ldo_list_voltage, }; -static int __devinit tps_6507x_probe(struct i2c_client *client, +static int __devinit tps6507x_pmic_probe(struct i2c_client *client, const struct i2c_device_id *id) { static int desc_id; const struct tps_info *info = (void *)id->driver_data; struct regulator_init_data *init_data; struct regulator_dev *rdev; - struct tps_pmic *tps; + struct tps6507x_pmic *tps; struct tps6507x_board *tps_board; int i; int error; @@ -530,7 +532,7 @@ static int __devinit tps_6507x_probe(struct i2c_client *client, tps->desc[i].id = desc_id++; tps->desc[i].n_voltages = num_voltages[i]; tps->desc[i].ops = (i > TPS6507X_DCDC_3 ? - &tps6507x_ldo_ops : &tps6507x_dcdc_ops); + &tps6507x_pmic_ldo_ops : &tps6507x_pmic_dcdc_ops); tps->desc[i].type = REGULATOR_VOLTAGE; tps->desc[i].owner = THIS_MODULE; @@ -560,14 +562,14 @@ fail: } /** - * tps_6507x_remove - TPS6507x driver i2c remove handler + * tps6507x_remove - TPS6507x driver i2c remove handler * @client: i2c driver client device structure * * Unregister TPS driver as an i2c client device driver */ -static int __devexit tps_6507x_remove(struct i2c_client *client) +static int __devexit tps6507x_pmic_remove(struct i2c_client *client) { - struct tps_pmic *tps = i2c_get_clientdata(client); + struct tps6507x_pmic *tps = i2c_get_clientdata(client); int i; /* clear the client data in i2c */ @@ -581,7 +583,7 @@ static int __devexit tps_6507x_remove(struct i2c_client *client) return 0; } -static const struct tps_info tps6507x_regs[] = { +static const struct tps_info tps6507x_pmic_regs[] = { { .name = "VDCDC1", .min_uV = 725000, @@ -619,44 +621,44 @@ static const struct tps_info tps6507x_regs[] = { }, }; -static const struct i2c_device_id tps_6507x_id[] = { +static const struct i2c_device_id tps6507x_pmic_id[] = { {.name = "tps6507x", - .driver_data = (unsigned long) tps6507x_regs,}, + .driver_data = (unsigned long) tps6507x_pmic_regs,}, { }, }; -MODULE_DEVICE_TABLE(i2c, tps_6507x_id); +MODULE_DEVICE_TABLE(i2c, tps6507x_pmic_id); -static struct i2c_driver tps_6507x_i2c_driver = { +static struct i2c_driver tps6507x_i2c_driver = { .driver = { .name = "tps6507x", .owner = THIS_MODULE, }, - .probe = tps_6507x_probe, - .remove = __devexit_p(tps_6507x_remove), - .id_table = tps_6507x_id, + .probe = tps6507x_pmic_probe, + .remove = __devexit_p(tps6507x_pmic_remove), + .id_table = tps6507x_pmic_id, }; /** - * tps_6507x_init + * tps6507x_pmic_init * * Module init function */ -static int __init tps_6507x_init(void) +static int __init tps6507x_pmic_init(void) { - return i2c_add_driver(&tps_6507x_i2c_driver); + return i2c_add_driver(&tps6507x_i2c_driver); } -subsys_initcall(tps_6507x_init); +subsys_initcall(tps6507x_pmic_init); /** - * tps_6507x_cleanup + * tps6507x_pmic_cleanup * * Module exit function */ -static void __exit tps_6507x_cleanup(void) +static void __exit tps6507x_pmic_cleanup(void) { - i2c_del_driver(&tps_6507x_i2c_driver); + i2c_del_driver(&tps6507x_i2c_driver); } -module_exit(tps_6507x_cleanup); +module_exit(tps6507x_pmic_cleanup); MODULE_AUTHOR("Texas Instruments"); MODULE_DESCRIPTION("TPS6507x voltage regulator driver"); |