From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guenter Roeck Subject: [PATCH 2/6] extcon-gpio: If the gpio driver/chip supports debounce, use it Date: Thu, 29 Aug 2013 21:29:34 -0700 Message-ID: <1377836978-24082-3-git-send-email-linux@roeck-us.net> References: <1377836978-24082-1-git-send-email-linux@roeck-us.net> Return-path: In-Reply-To: <1377836978-24082-1-git-send-email-linux@roeck-us.net> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: devicetree@vger.kernel.org, Rob Herring , Pawel Moll , Mark Rutland , Stephen Warren , Ian Campbell , MyungJoo Ham , Chanwoo Choi , Grant Likely , Guenter Roeck List-Id: devicetree@vger.kernel.org Signed-off-by: Guenter Roeck --- drivers/extcon/extcon-gpio.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/extcon/extcon-gpio.c b/drivers/extcon/extcon-gpio.c index 77d35a7..973600e 100644 --- a/drivers/extcon/extcon-gpio.c +++ b/drivers/extcon/extcon-gpio.c @@ -111,6 +111,11 @@ static int gpio_extcon_probe(struct platform_device *pdev) if (ret < 0) goto err; + /* Use gpio debounce if available. If so, don't debounce in software. */ + if (pdata->debounce && + !gpio_set_debounce(extcon_data->gpio, pdata->debounce * 1000)) + extcon_data->debounce_jiffies = 0; + INIT_DELAYED_WORK(&extcon_data->work, gpio_extcon_work); extcon_data->irq = gpio_to_irq(extcon_data->gpio); -- 1.7.9.7