gpio: f7188x: Use devm_gpiochip_add_data() for gpio registration

Use devm_gpiochip_add_data() for GPIO registration and remove the
need of driver callback .remove.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>

diff --git a/drivers/gpio/gpio-f7188x.c b/drivers/gpio/gpio-f7188x.c
index 0417798c45f1dd54597b9ee9495d6fdcb4044420..daac2d480db1de8081f46f40c94306a8662b88cc 100644 (file)
--- a/drivers/gpio/gpio-f7188x.c
+++ b/drivers/gpio/gpio-f7188x.c
@@ -350,36 +350,15 @@ static int f7188x_gpio_probe(struct platform_device *pdev)
                bank->chip.parent = &pdev->dev;
                bank->data = data;
 
-               err = gpiochip_add_data(&bank->chip, bank);
+               err = devm_gpiochip_add_data(&pdev->dev, &bank->chip, bank);
                if (err) {
                        dev_err(&pdev->dev,
                                "Failed to register gpiochip %d: %d\n",
                                i, err);
-                       goto err_gpiochip;
+                       return err;
                }
        }
 
-       return 0;
-
-err_gpiochip:
-       for (i = i - 1; i >= 0; i--) {
-               struct f7188x_gpio_bank *bank = &data->bank[i];
-               gpiochip_remove(&bank->chip);
-       }
-
-       return err;
-}
-
-static int f7188x_gpio_remove(struct platform_device *pdev)
-{
-       int i;
-       struct f7188x_gpio_data *data = platform_get_drvdata(pdev);
-
-       for (i = 0; i < data->nr_bank; i++) {
-               struct f7188x_gpio_bank *bank = &data->bank[i];
-               gpiochip_remove(&bank->chip);
-       }
-
        return 0;
 }
 
@@ -476,7 +455,6 @@ static struct platform_driver f7188x_gpio_driver = {
                .name   = DRVNAME,
        },
        .probe          = f7188x_gpio_probe,
-       .remove         = f7188x_gpio_remove,
 };
 
 static int __init f7188x_gpio_init(void)