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mfd: hi6421-pmic: Use devm_mfd_add_devices() for mfd_device registration

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

CC: Guodong Xu <guodong.xu@linaro.org>
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Laxman Dewangan 2016-04-08 00:13:01 +05:30 committed by Lee Jones
parent 9148f2c018
commit 9c384b0268
1 changed files with 2 additions and 10 deletions
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12
drivers/mfd/hi6421-pmic-core.c
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@ -76,8 +76,8 @@ static int hi6421_pmic_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, pmic);
ret = mfd_add_devices(&pdev->dev, 0, hi6421_devs,
ARRAY_SIZE(hi6421_devs), NULL, 0, NULL);
ret = devm_mfd_add_devices(&pdev->dev, 0, hi6421_devs,
ARRAY_SIZE(hi6421_devs), NULL, 0, NULL);
if (ret) {
dev_err(&pdev->dev, "add mfd devices failed: %d\n", ret);
return ret;
@ -86,13 +86,6 @@ static int hi6421_pmic_probe(struct platform_device *pdev)
return 0;
}
static int hi6421_pmic_remove(struct platform_device *pdev)
{
mfd_remove_devices(&pdev->dev);
return 0;
}
static const struct of_device_id of_hi6421_pmic_match_tbl[] = {
{ .compatible = "hisilicon,hi6421-pmic", },
{ },
@ -105,7 +98,6 @@ static struct platform_driver hi6421_pmic_driver = {
.of_match_table = of_hi6421_pmic_match_tbl,
},
.probe = hi6421_pmic_probe,
.remove = hi6421_pmic_remove,
};
module_platform_driver(hi6421_pmic_driver);