regulator: tps65217: 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>

diff --git a/drivers/regulator/tps65217-regulator.c b/drivers/regulator/tps65217-regulator.c
index 90861d68a0b002ee3f83b6529feed9884770ca9a..8860379fd6be465059e200845cf27d23c469001c 100644 (file)
--- a/drivers/regulator/tps65217-regulator.c
+++ b/drivers/regulator/tps65217-regulator.c
@@ -233,7 +233,7 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
        struct regulator_init_data *reg_data;
        struct regulator_dev *rdev;
        struct regulator_config config = { };
-       int i, ret;
+       int i;
 
        if (tps->dev->of_node)
                pdata = tps65217_parse_dt(pdev);
@@ -269,35 +269,18 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
                if (tps->dev->of_node)
                        config.of_node = pdata->of_node[i];
 
-               rdev = regulator_register(&regulators[i], &config);
+               rdev = devm_regulator_register(&pdev->dev, &regulators[i],
+                                              &config);
                if (IS_ERR(rdev)) {
                        dev_err(tps->dev, "failed to register %s regulator\n",
                                pdev->name);
-                       ret = PTR_ERR(rdev);
-                       goto err_unregister_regulator;
+                       return PTR_ERR(rdev);
                }
 
                /* Save regulator for cleanup */
                tps->rdev[i] = rdev;
        }
        return 0;
-
-err_unregister_regulator:
-       while (--i >= 0)
-               regulator_unregister(tps->rdev[i]);
-
-       return ret;
-}
-
-static int tps65217_regulator_remove(struct platform_device *pdev)
-{
-       struct tps65217 *tps = platform_get_drvdata(pdev);
-       unsigned int i;
-
-       for (i = 0; i < TPS65217_NUM_REGULATOR; i++)
-               regulator_unregister(tps->rdev[i]);
-
-       return 0;
 }
 
 static struct platform_driver tps65217_regulator_driver = {
@@ -305,7 +288,6 @@ static struct platform_driver tps65217_regulator_driver = {
                .name = "tps65217-pmic",
        },
        .probe = tps65217_regulator_probe,
-       .remove = tps65217_regulator_remove,
 };
 
 static int __init tps65217_regulator_init(void)