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regulator: max8998: Use devm_regulator_register 

devm_* simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Sachin Kamat 2013-09-04 11:08:02 +05:30 committed by Mark Brown
parent 4177f95b84
commit 8d491bf42e
1 changed files with 8 additions and 27 deletions
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35
drivers/regulator/max8998.c
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@ -790,16 +790,14 @@ static int max8998_pmic_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"MAX8998 SET1 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck1_set1);
ret = -EIO;
goto err_out;
return -EIO;
}
/* Check if SET2 is not equal to 0 */
if (!pdata->buck1_set2) {
dev_err(&pdev->dev,
"MAX8998 SET2 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck1_set2);
ret = -EIO;
goto err_out;
return -EIO;
}
gpio_request(pdata->buck1_set1, "MAX8998 BUCK1_SET1");
@ -823,7 +821,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
ret = max8998_write_reg(i2c,
MAX8998_REG_BUCK1_VOLTAGE1 + v, i);
if (ret)
goto err_out;
return ret;
}
}
@ -833,8 +831,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"MAX8998 SET3 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck2_set3);
ret = -EIO;
goto err_out;
return -EIO;
}
gpio_request(pdata->buck2_set3, "MAX8998 BUCK2_SET3");
gpio_direction_output(pdata->buck2_set3,
@ -852,7 +849,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
ret = max8998_write_reg(i2c,
MAX8998_REG_BUCK2_VOLTAGE1 + v, i);
if (ret)
goto err_out;
return ret;
}
}
@ -875,33 +872,18 @@ static int max8998_pmic_probe(struct platform_device *pdev)
config.init_data = pdata->regulators[i].initdata;
config.driver_data = max8998;
rdev[i] = regulator_register(&regulators[index], &config);
rdev[i] = devm_regulator_register(&pdev->dev,
&regulators[index], &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(max8998->dev, "regulator %s init failed (%d)\n",
regulators[index].name, ret);
rdev[i] = NULL;
goto err;
return ret;
}
}
return 0;
err:
while (--i >= 0)
regulator_unregister(rdev[i]);
err_out:
return ret;
}
static int max8998_pmic_remove(struct platform_device *pdev)
{
struct max8998_data *max8998 = platform_get_drvdata(pdev);
struct regulator_dev **rdev = max8998->rdev;
int i;
for (i = 0; i < max8998->num_regulators; i++)
regulator_unregister(rdev[i]);
return 0;
}
@ -918,7 +900,6 @@ static struct platform_driver max8998_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max8998_pmic_probe,
.remove = max8998_pmic_remove,
.id_table = max8998_pmic_id,
};