From: AnilKumar Ch <anilkumar@ti.com>
Date: Sat, 1 Sep 2012 08:16:30 +0000 (+0800)
Subject: leds: leds-gpio: adopt pinctrl support
X-Git-Tag: accepted/tizen/common/20141203.182822~3627^2~7
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8fe4554f675c5822a0e12382e6843965ffd11c30;p=platform%2Fkernel%2Flinux-arm64.git

leds: leds-gpio: adopt pinctrl support

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>
---

diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index cde85ba..087d1e6 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -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),