From: Guenter Roeck <linux@roeck-us.net>
To: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org, Rob Herring <rob.herring@calxeda.com>,
Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Stephen Warren <swarren@wwwdotorg.org>,
Ian Campbell <ian.campbell@citrix.com>,
MyungJoo Ham <myungjoo.ham@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
Grant Likely <grant.likely@linaro.org>,
Guenter Roeck <linux@roeck-us.net>
Subject: [PATCH 2/6] extcon-gpio: If the gpio driver/chip supports debounce, use it
Date: Thu, 29 Aug 2013 21:29:34 -0700 [thread overview]
Message-ID: <1377836978-24082-3-git-send-email-linux@roeck-us.net> (raw)
In-Reply-To: <1377836978-24082-1-git-send-email-linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---
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
next prev parent reply other threads:[~2013-08-30 4:29 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-30 4:29 [PATCH 0/6] extcon-gpio: Add devicetree support Guenter Roeck
2013-08-30 4:29 ` [PATCH 1/6] extcon-gpio: Do not unnecessarily initialize variables Guenter Roeck
2013-09-11 1:16 ` Chanwoo Choi
2013-08-30 4:29 ` Guenter Roeck [this message]
2013-09-11 1:16 ` [PATCH 2/6] extcon-gpio: If the gpio driver/chip supports debounce, use it Chanwoo Choi
2013-09-11 1:57 ` Guenter Roeck
2013-09-11 2:03 ` Chanwoo Choi
2013-08-30 4:29 ` [PATCH 3/6] extcon-gpio: Add support for active-low presence detect pins Guenter Roeck
2013-09-11 2:14 ` Chanwoo Choi
2013-09-11 2:25 ` [PATCH v2 " Guenter Roeck
2013-09-11 23:57 ` Chanwoo Choi
2013-09-12 0:23 ` Guenter Roeck
2013-08-30 4:29 ` [RFC PATCH 4/6] extcon-gpio: Add devicetree support Guenter Roeck
2013-09-12 16:45 ` Mark Rutland
2013-09-12 17:00 ` Guenter Roeck
2013-08-30 4:29 ` [RFC PATCH 5/6] extcon-gpio: Describe devicetree bindings Guenter Roeck
2013-09-12 16:41 ` Mark Rutland
2013-09-12 16:53 ` Guenter Roeck
2013-09-16 14:21 ` Mark Rutland
[not found] ` <20130916142147.GF30650-NuALmloUBlrZROr8t4l/smS4ubULX0JqMm0uRHvK7Nw@public.gmane.org>
2013-09-16 15:19 ` Guenter Roeck
[not found] ` <20130916151953.GA5801-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2013-09-18 15:38 ` Mark Rutland
[not found] ` <20130918153828.GB17453-NuALmloUBlrZROr8t4l/smS4ubULX0JqMm0uRHvK7Nw@public.gmane.org>
2013-09-19 16:42 ` Mark Brown
[not found] ` <20130919164245.GG21013-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2013-09-19 18:28 ` Guenter Roeck
[not found] ` <20130919182850.GA22775-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2013-09-19 18:35 ` Mark Brown
2013-08-30 4:29 ` [RFC PATCH 6/6] extcon-gpio: Describe possible properties to support multi-type cables Guenter Roeck
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