gpio: xgene-sb: Use devm_gpiochip_add_data() for gpio registration

Use devm_gpiochip_add_data() for GPIO registration.
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>

drivers/gpio/gpio-xgene-sb.c

@@ -311,7 +311,7 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
 
 	priv->gc.irqdomain = priv->irq_domain;
 
-	ret = gpiochip_add_data(&priv->gc, priv);
+	ret = devm_gpiochip_add_data(&pdev->dev, &priv->gc, priv);
 	if (ret) {
 		dev_err(&pdev->dev,
 			"failed to register X-Gene GPIO Standby driver\n");
@@ -339,7 +339,6 @@ static int xgene_gpio_sb_remove(struct platform_device *pdev)
 
 	irq_domain_remove(priv->irq_domain);
 
-	gpiochip_remove(&priv->gc);
 	return 0;
 }