mfd: sec: Use devm_mfd_add_devices and devm_regmap_add_irq_chip

Use devm_mfd_add_devices() for adding MFD child devices and
devm_regmap_add_irq_chip() for IRQ chip registration.

This reduces the error code path and .remove callback for removing
MFD child devices and deleting IRQ chip data.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Tested-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 5 insertions, 9 deletions

diff --git a/drivers/mfd/sec-irq.c b/drivers/mfd/sec-irq.c
index d77de431cc50..5eb59c233d52 100644
--- a/drivers/mfd/sec-irq.c
+++ b/drivers/mfd/sec-irq.c
@@ -483,10 +483,11 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic)
                 return -EINVAL;
         }
 
-        ret = regmap_add_irq_chip(sec_pmic->regmap_pmic, sec_pmic->irq,
-                          IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
-                          sec_pmic->irq_base, sec_irq_chip,
-                          &sec_pmic->irq_data);
+        ret = devm_regmap_add_irq_chip(sec_pmic->dev, sec_pmic->regmap_pmic,
+                                       sec_pmic->irq,
+                                       IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+                                       sec_pmic->irq_base, sec_irq_chip,
+                                       &sec_pmic->irq_data);
         if (ret != 0) {
                 dev_err(sec_pmic->dev, "Failed to register IRQ chip: %d\n", ret);
                 return ret;
@@ -500,8 +501,3 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic)
 
         return 0;
 }
-
-void sec_irq_exit(struct sec_pmic_dev *sec_pmic)
-{
-        regmap_del_irq_chip(sec_pmic->irq, sec_pmic->irq_data);
-}