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pwm: mxs: Simplify using devm_pwmchip_add()

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This allows to drop the platform_driver's remove function. This is the
only user of driver data so this can go away, too.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
Uwe Kleine-König 2021-07-07 18:28:12 +02:00 committed by Thierry Reding
parent e0150252a6
commit 43f5f48d09
1 changed files with 1 additions and 11 deletions
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12
drivers/pwm/pwm-mxs.c
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@ -150,24 +150,15 @@ static int mxs_pwm_probe(struct platform_device *pdev)
if (ret)
return dev_err_probe(&pdev->dev, ret, "failed to reset PWM\n");
ret = pwmchip_add(&mxs->chip);
ret = devm_pwmchip_add(&pdev->dev, &mxs->chip);
if (ret < 0) {
dev_err(&pdev->dev, "failed to add pwm chip %d\n", ret);
return ret;
}
platform_set_drvdata(pdev, mxs);
return 0;
}
static int mxs_pwm_remove(struct platform_device *pdev)
{
struct mxs_pwm_chip *mxs = platform_get_drvdata(pdev);
return pwmchip_remove(&mxs->chip);
}
static const struct of_device_id mxs_pwm_dt_ids[] = {
{ .compatible = "fsl,imx23-pwm", },
{ /* sentinel */ }
@ -180,7 +171,6 @@ static struct platform_driver mxs_pwm_driver = {
.of_match_table = mxs_pwm_dt_ids,
},
.probe = mxs_pwm_probe,
.remove = mxs_pwm_remove,
};
module_platform_driver(mxs_pwm_driver);