linux-kernel - [PATCH 05/20] mfd: atmel-hlcdc: Use devm_mfd_add_devices() for mfd

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Date:	Tue, 5 Apr 2016 17:18:17 +0530
From:	Laxman Dewangan <ldewangan@...dia.com>
To:	<lee.jones@...aro.org>, <corbet@....net>
CC:	<andreas.werner@....de>, <tony@...mide.com>,
	<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-omap@...r.kernel.org>,
	<patches@...nsource.wolfsonmicro.com>,
	Laxman Dewangan <ldewangan@...dia.com>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>
Subject: [PATCH 05/20] mfd: atmel-hlcdc: Use devm_mfd_add_devices() for mfd_device registration

Use devm_mfd_add_devices() for mfd devices registration and get
rid of .remove callback to remove mfd devices. This is done
by managed device framework.

Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
CC: Boris Brezillon <boris.brezillon@...e-electrons.com>
---
 drivers/mfd/atmel-hlcdc.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/mfd/atmel-hlcdc.c b/drivers/mfd/atmel-hlcdc.c
index 06c2058..653bf261 100644
--- a/drivers/mfd/atmel-hlcdc.c
+++ b/drivers/mfd/atmel-hlcdc.c
@@ -128,18 +128,11 @@ static int atmel_hlcdc_probe(struct platform_device *pdev)
 
 	dev_set_drvdata(dev, hlcdc);
 
-	return mfd_add_devices(dev, -1, atmel_hlcdc_cells,
+	return devm_mfd_add_devices(dev, -1, atmel_hlcdc_cells,
 			       ARRAY_SIZE(atmel_hlcdc_cells),
 			       NULL, 0, NULL);
 }
 
-static int atmel_hlcdc_remove(struct platform_device *pdev)
-{
-	mfd_remove_devices(&pdev->dev);
-
-	return 0;
-}
-
 static const struct of_device_id atmel_hlcdc_match[] = {
 	{ .compatible = "atmel,at91sam9n12-hlcdc" },
 	{ .compatible = "atmel,at91sam9x5-hlcdc" },
@@ -152,7 +145,6 @@ MODULE_DEVICE_TABLE(of, atmel_hlcdc_match);
 
 static struct platform_driver atmel_hlcdc_driver = {
 	.probe = atmel_hlcdc_probe,
-	.remove = atmel_hlcdc_remove,
 	.driver = {
 		.name = "atmel-hlcdc",
 		.of_match_table = atmel_hlcdc_match,
-- 
2.1.4