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path: root/drivers/input/misc/pwm-beeper.c
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Diffstat (limited to 'drivers/input/misc/pwm-beeper.c')
-rw-r--r--drivers/input/misc/pwm-beeper.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/input/misc/pwm-beeper.c b/drivers/input/misc/pwm-beeper.c
index fc84c8a5114..0808868461d 100644
--- a/drivers/input/misc/pwm-beeper.c
+++ b/drivers/input/misc/pwm-beeper.c
@@ -65,7 +65,7 @@ static int pwm_beeper_event(struct input_dev *input,
return 0;
}
-static int __devinit pwm_beeper_probe(struct platform_device *pdev)
+static int pwm_beeper_probe(struct platform_device *pdev)
{
unsigned long pwm_id = (unsigned long)pdev->dev.platform_data;
struct pwm_beeper *beeper;
@@ -75,7 +75,11 @@ static int __devinit pwm_beeper_probe(struct platform_device *pdev)
if (!beeper)
return -ENOMEM;
- beeper->pwm = pwm_request(pwm_id, "pwm beeper");
+ beeper->pwm = pwm_get(&pdev->dev, NULL);
+ if (IS_ERR(beeper->pwm)) {
+ dev_dbg(&pdev->dev, "unable to request PWM, trying legacy API\n");
+ beeper->pwm = pwm_request(pwm_id, "pwm beeper");
+ }
if (IS_ERR(beeper->pwm)) {
error = PTR_ERR(beeper->pwm);
@@ -125,7 +129,7 @@ err_free:
return error;
}
-static int __devexit pwm_beeper_remove(struct platform_device *pdev)
+static int pwm_beeper_remove(struct platform_device *pdev)
{
struct pwm_beeper *beeper = platform_get_drvdata(pdev);
@@ -171,13 +175,21 @@ static SIMPLE_DEV_PM_OPS(pwm_beeper_pm_ops,
#define PWM_BEEPER_PM_OPS NULL
#endif
+#ifdef CONFIG_OF
+static const struct of_device_id pwm_beeper_match[] = {
+ { .compatible = "pwm-beeper", },
+ { },
+};
+#endif
+
static struct platform_driver pwm_beeper_driver = {
.probe = pwm_beeper_probe,
- .remove = __devexit_p(pwm_beeper_remove),
+ .remove = pwm_beeper_remove,
.driver = {
.name = "pwm-beeper",
.owner = THIS_MODULE,
.pm = PWM_BEEPER_PM_OPS,
+ .of_match_table = of_match_ptr(pwm_beeper_match),
},
};
module_platform_driver(pwm_beeper_driver);