From 338de0ca682ca95d3f6185459e11540c37dd8a2a Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Tue, 10 Sep 2013 19:16:18 -0700 Subject: [PATCH] extcon: gpio: Use gpio driver/chip debounce if supported This patch use gpio_set_debounce() API provided from gpiolib if SoC or device driver with gpio support gpio_set_debounce() function. Signed-off-by: Guenter Roeck Signed-off-by: Chanwoo Choi --- drivers/extcon/extcon-gpio.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/extcon/extcon-gpio.c b/drivers/extcon/extcon-gpio.c index 6368a0f..862743b 100644 --- a/drivers/extcon/extcon-gpio.c +++ b/drivers/extcon/extcon-gpio.c @@ -100,7 +100,13 @@ static int gpio_extcon_probe(struct platform_device *pdev) extcon_data->state_off = pdata->state_off; if (pdata->state_on && pdata->state_off) extcon_data->edev.print_state = extcon_gpio_print_state; - extcon_data->debounce_jiffies = msecs_to_jiffies(pdata->debounce); + if (pdata->debounce) { + ret = gpio_set_debounce(extcon_data->gpio, + pdata->debounce * 1000); + if (ret < 0) + extcon_data->debounce_jiffies = + msecs_to_jiffies(pdata->debounce); + } ret = extcon_dev_register(&extcon_data->edev, &pdev->dev); if (ret < 0) -- 2.7.4