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pwm: sl28cpld: 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 18:28:16 +02:00 • committed by Thierry Reding
parent b7783c6258
commit 02dd2e417e
1 changed files with 1 additions and 11 deletions
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12
drivers/pwm/pwm-sl28cpld.c
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@ -231,9 +231,7 @@ static int sl28cpld_pwm_probe(struct platform_device *pdev)
chip->ops = &sl28cpld_pwm_ops; chip->ops = &sl28cpld_pwm_ops;
chip->npwm = 1; chip->npwm = 1;
platform_set_drvdata(pdev, priv); ret = devm_pwmchip_add(&pdev->dev, &priv->pwm_chip);
ret = pwmchip_add(&priv->pwm_chip);
if (ret) { if (ret) {
dev_err(&pdev->dev, "failed to add PWM chip (%pe)", dev_err(&pdev->dev, "failed to add PWM chip (%pe)",
ERR_PTR(ret)); ERR_PTR(ret));
@ -243,13 +241,6 @@ static int sl28cpld_pwm_probe(struct platform_device *pdev)
return 0; return 0;
} }
static int sl28cpld_pwm_remove(struct platform_device *pdev)
{
struct sl28cpld_pwm *priv = platform_get_drvdata(pdev);
return pwmchip_remove(&priv->pwm_chip);
}
static const struct of_device_id sl28cpld_pwm_of_match[] = { static const struct of_device_id sl28cpld_pwm_of_match[] = {
{ .compatible = "kontron,sl28cpld-pwm" }, { .compatible = "kontron,sl28cpld-pwm" },
{} {}
@ -258,7 +249,6 @@ MODULE_DEVICE_TABLE(of, sl28cpld_pwm_of_match);
static struct platform_driver sl28cpld_pwm_driver = { static struct platform_driver sl28cpld_pwm_driver = {
.probe = sl28cpld_pwm_probe, .probe = sl28cpld_pwm_probe,
.remove = sl28cpld_pwm_remove,
.driver = { .driver = {
.name = "sl28cpld-pwm", .name = "sl28cpld-pwm",
.of_match_table = sl28cpld_pwm_of_match, .of_match_table = sl28cpld_pwm_of_match,