regulator: tps65910: add error message in case of failure

Prints error message whenever there is failure on resource
allocation.
Also used dev_* to print messages instead of pr_*

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c
index 521c925..11af48e 100644 (file)
--- a/drivers/regulator/tps65910-regulator.c
+++ b/drivers/regulator/tps65910-regulator.c
@@ -1101,7 +1101,7 @@ static struct tps65910_board *tps65910_parse_dt_reg_data(
                matches = tps65911_matches;
                break;
        default:
-               pr_err("Invalid tps chip version\n");
+               dev_err(&pdev->dev, "Invalid tps chip version\n");
                return NULL;
        }
 
@@ -1150,12 +1150,16 @@ static __devinit int tps65910_probe(struct platform_device *pdev)
        if (!pmic_plat_data && tps65910->dev->of_node)
                pmic_plat_data = tps65910_parse_dt_reg_data(pdev);
 
-       if (!pmic_plat_data)
+       if (!pmic_plat_data) {
+               dev_err(&pdev->dev, "Platform data not found\n");
                return -EINVAL;
+       }
 
        pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
-       if (!pmic)
+       if (!pmic) {
+               dev_err(&pdev->dev, "Memory allocation failed for pmic\n");
                return -ENOMEM;
+       }
 
        mutex_init(&pmic->mutex);
        pmic->mfd = tps65910;
@@ -1179,7 +1183,7 @@ static __devinit int tps65910_probe(struct platform_device *pdev)
                info = tps65911_regs;
                break;
        default:
-               pr_err("Invalid tps chip version\n");
+               dev_err(&pdev->dev, "Invalid tps chip version\n");
                return -ENODEV;
        }