diff options
Diffstat (limited to 'drivers/regulator/pfuze100-regulator.c')
| -rw-r--r-- | drivers/regulator/pfuze100-regulator.c | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/drivers/regulator/pfuze100-regulator.c b/drivers/regulator/pfuze100-regulator.c index ba67b2c4e2e7..ab174f20ca11 100644 --- a/drivers/regulator/pfuze100-regulator.c +++ b/drivers/regulator/pfuze100-regulator.c @@ -38,7 +38,7 @@ #define PFUZE100_DEVICEID 0x0 #define PFUZE100_REVID 0x3 -#define PFUZE100_FABID 0x3 +#define PFUZE100_FABID 0x4 #define PFUZE100_SW1ABVOL 0x20 #define PFUZE100_SW1CVOL 0x2e @@ -308,7 +308,16 @@ static int pfuze_identify(struct pfuze_chip *pfuze_chip) if (ret) return ret; - if (value & 0x0f) { + switch (value & 0x0f) { + /* + * Freescale misprogrammed 1-3% of parts prior to week 8 of 2013 + * as ID=8 + */ + case 0x8: + dev_info(pfuze_chip->dev, "Assuming misprogrammed ID=0x8"); + case 0x0: + break; + default: dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value); return -ENODEV; } @@ -317,7 +326,7 @@ static int pfuze_identify(struct pfuze_chip *pfuze_chip) if (ret) return ret; dev_info(pfuze_chip->dev, - "Full lay: %x, Metal lay: %x\n", + "Full layer: %x, Metal layer: %x\n", (value & 0xf0) >> 4, value & 0x0f); ret = regmap_read(pfuze_chip->regmap, PFUZE100_FABID, &value); @@ -402,31 +411,18 @@ static int pfuze100_regulator_probe(struct i2c_client *client, config.driver_data = pfuze_chip; config.of_node = match_of_node(i); - pfuze_chip->regulators[i] = regulator_register(desc, &config); + pfuze_chip->regulators[i] = + devm_regulator_register(&client->dev, desc, &config); if (IS_ERR(pfuze_chip->regulators[i])) { dev_err(&client->dev, "register regulator%s failed\n", pfuze100_regulators[i].desc.name); - ret = PTR_ERR(pfuze_chip->regulators[i]); - while (--i >= 0) - regulator_unregister(pfuze_chip->regulators[i]); - return ret; + return PTR_ERR(pfuze_chip->regulators[i]); } } return 0; } -static int pfuze100_regulator_remove(struct i2c_client *client) -{ - int i; - struct pfuze_chip *pfuze_chip = i2c_get_clientdata(client); - - for (i = 0; i < PFUZE100_MAX_REGULATOR; i++) - regulator_unregister(pfuze_chip->regulators[i]); - - return 0; -} - static struct i2c_driver pfuze_driver = { .id_table = pfuze_device_id, .driver = { @@ -435,7 +431,6 @@ static struct i2c_driver pfuze_driver = { .of_match_table = pfuze_dt_ids, }, .probe = pfuze100_regulator_probe, - .remove = pfuze100_regulator_remove, }; module_i2c_driver(pfuze_driver); |