pinctrl: tegra: Use devm_pinctrl_register() for pinctrl registration

Use devm_pinctrl_register() for pin control registration and remove
need of .remove callback.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Alexandre Courbot <gnurou@gmail.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/tegra/pinctrl-tegra.c

@@ -735,7 +735,7 @@ int tegra_pinctrl_probe(struct platform_device *pdev,
 			return PTR_ERR(pmx->regs[i]);
 	}
 
-	pmx->pctl = pinctrl_register(&tegra_pinctrl_desc, &pdev->dev, pmx);
+	pmx->pctl = devm_pinctrl_register(&pdev->dev, &tegra_pinctrl_desc, pmx);
 	if (IS_ERR(pmx->pctl)) {
 		dev_err(&pdev->dev, "Couldn't register pinctrl driver\n");
 		return PTR_ERR(pmx->pctl);
@@ -753,13 +753,3 @@ int tegra_pinctrl_probe(struct platform_device *pdev,
 	return 0;
 }
 EXPORT_SYMBOL_GPL(tegra_pinctrl_probe);
-
-int tegra_pinctrl_remove(struct platform_device *pdev)
-{
-	struct tegra_pmx *pmx = platform_get_drvdata(pdev);
-
-	pinctrl_unregister(pmx->pctl);
-
-	return 0;
-}
-EXPORT_SYMBOL_GPL(tegra_pinctrl_remove);

drivers/pinctrl/tegra/pinctrl-tegra.h

@@ -195,6 +195,4 @@ struct tegra_pinctrl_soc_data {
 
 int tegra_pinctrl_probe(struct platform_device *pdev,
 			const struct tegra_pinctrl_soc_data *soc_data);
-int tegra_pinctrl_remove(struct platform_device *pdev);
-
 #endif

drivers/pinctrl/tegra/pinctrl-tegra114.c

@@ -1865,7 +1865,6 @@ static struct platform_driver tegra114_pinctrl_driver = {
 		.of_match_table = tegra114_pinctrl_of_match,
 	},
 	.probe = tegra114_pinctrl_probe,
-	.remove = tegra_pinctrl_remove,
 };
 module_platform_driver(tegra114_pinctrl_driver);
 

drivers/pinctrl/tegra/pinctrl-tegra124.c

@@ -2077,7 +2077,6 @@ static struct platform_driver tegra124_pinctrl_driver = {
 		.of_match_table = tegra124_pinctrl_of_match,
 	},
 	.probe = tegra124_pinctrl_probe,
-	.remove = tegra_pinctrl_remove,
 };
 module_platform_driver(tegra124_pinctrl_driver);
 

drivers/pinctrl/tegra/pinctrl-tegra20.c

@@ -2245,7 +2245,6 @@ static struct platform_driver tegra20_pinctrl_driver = {
 		.of_match_table = tegra20_pinctrl_of_match,
 	},
 	.probe = tegra20_pinctrl_probe,
-	.remove = tegra_pinctrl_remove,
 };
 module_platform_driver(tegra20_pinctrl_driver);
 

drivers/pinctrl/tegra/pinctrl-tegra210.c

@@ -1583,7 +1583,6 @@ static struct platform_driver tegra210_pinctrl_driver = {
 		.of_match_table = tegra210_pinctrl_of_match,
 	},
 	.probe = tegra210_pinctrl_probe,
-	.remove = tegra_pinctrl_remove,
 };
 module_platform_driver(tegra210_pinctrl_driver);
 

drivers/pinctrl/tegra/pinctrl-tegra30.c

@@ -2500,7 +2500,6 @@ static struct platform_driver tegra30_pinctrl_driver = {
 		.of_match_table = tegra30_pinctrl_of_match,
 	},
 	.probe = tegra30_pinctrl_probe,
-	.remove = tegra_pinctrl_remove,
 };
 module_platform_driver(tegra30_pinctrl_driver);