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>

1 files changed, 8 insertions, 4 deletions

diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c
index 521c9252be18..11af48e7186a 100644
--- 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;
         }