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@xxxxxx>
---
Changes from v1:
- Seperated from "Add DT for AM33XX devices" patch series
- Incorporated Tony's comments on v1
* Changed to warning message instead od error return
drivers/leds/leds-gpio.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index c032b21..ad577f4 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;
@@ -236,8 +237,14 @@ 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),
--
1.7.9.5
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