summaryrefslogtreecommitdiffstats
path: root/drivers/pwm
diff options
context:
space:
mode:
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2021-07-07 18:28:10 +0200
committerThierry Reding <thierry.reding@gmail.com>2021-09-02 21:38:44 +0200
commitda68a9f4b03cb090bf725595815782a5c6b38937 (patch)
tree750090e0aa1d4482973d3e10c7498c535858d5d9 /drivers/pwm
parentpwm: lp3943: Simplify using devm_pwmchip_add() (diff)
downloadlinux-da68a9f4b03cb090bf725595815782a5c6b38937.tar.xz
linux-da68a9f4b03cb090bf725595815782a5c6b38937.zip
pwm: lpc32xx: Simplify using devm_pwmchip_add()
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>
Diffstat (limited to 'drivers/pwm')
-rw-r--r--drivers/pwm/pwm-lpc32xx.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/drivers/pwm/pwm-lpc32xx.c b/drivers/pwm/pwm-lpc32xx.c
index 719e8e913656..ddeab5687cb8 100644
--- a/drivers/pwm/pwm-lpc32xx.c
+++ b/drivers/pwm/pwm-lpc32xx.c
@@ -122,24 +122,15 @@ static int lpc32xx_pwm_probe(struct platform_device *pdev)
val &= ~PWM_PIN_LEVEL;
writel(val, lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2));
- ret = pwmchip_add(&lpc32xx->chip);
+ ret = devm_pwmchip_add(&pdev->dev, &lpc32xx->chip);
if (ret < 0) {
dev_err(&pdev->dev, "failed to add PWM chip, error %d\n", ret);
return ret;
}
- platform_set_drvdata(pdev, lpc32xx);
-
return 0;
}
-static int lpc32xx_pwm_remove(struct platform_device *pdev)
-{
- struct lpc32xx_pwm_chip *lpc32xx = platform_get_drvdata(pdev);
-
- return pwmchip_remove(&lpc32xx->chip);
-}
-
static const struct of_device_id lpc32xx_pwm_dt_ids[] = {
{ .compatible = "nxp,lpc3220-pwm", },
{ /* sentinel */ }
@@ -152,7 +143,6 @@ static struct platform_driver lpc32xx_pwm_driver = {
.of_match_table = lpc32xx_pwm_dt_ids,
},
.probe = lpc32xx_pwm_probe,
- .remove = lpc32xx_pwm_remove,
};
module_platform_driver(lpc32xx_pwm_driver);