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leds: leds-gpio: adopt pinctrl support

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Adopt pinctrl support to leds-gpio driver based on leds-gpio
device pointer, pinctrl driver configure SoC pins to GPIO
mode according to definitions provided in .dts file.

Signed-off-by: AnilKumar Ch <anilkumar@ti.com>
Acked-by: Marek Vasut <marex@denx.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
This commit is contained in:
AnilKumar Ch 2012-09-01 16:16:30 +08:00 committed by Bryan Wu
parent b98d13c725
commit 8fe4554f67
1 changed files with 7 additions and 0 deletions
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7
drivers/leds/leds-gpio.c
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@ -20,6 +20,7 @@
#include <linux/slab.h>
#include <linux/workqueue.h>
#include <linux/module.h>
#include <linux/pinctrl/consumer.h>
struct gpio_led_data {
struct led_classdev cdev;
@ -234,8 +235,14 @@ static int __devinit gpio_led_probe(struct platform_device *pdev)
{
struct gpio_led_platform_data *pdata = pdev->dev.platform_data;
struct gpio_leds_priv *priv;
struct pinctrl *pinctrl;
int i, ret = 0;
pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
if (IS_ERR(pinctrl))
dev_warn(&pdev->dev,
"pins are not configured from the driver\n");
if (pdata && pdata->num_leds) {
priv = devm_kzalloc(&pdev->dev,
sizeof_gpio_leds_priv(pdata->num_leds),