0004-pps-gpio-add-pinctrl-suppport.patch

From 6c3253babded728c8c621bcd4716b9d4cc2a3964 Mon Sep 17 00:00:00 2001
From: Matt Ranostay <mranostay@gmail.com>
Date: Wed, 7 Aug 2013 14:09:41 +0000
Subject: [PATCH 4/4] pps-gpio: add pinctrl suppport

Add pincontrol support to pps-gpio driver for selecting the
repective GPIO muxing if applicable.

Signed-off-by: Matt Ranostay <mranostay@gmail.com>
-
---
 drivers/pps/clients/pps-gpio.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/pps/clients/pps-gpio.c b/drivers/pps/clients/pps-gpio.c
index 9b405b3..06f63b1 100644
--- a/drivers/pps/clients/pps-gpio.c
+++ b/drivers/pps/clients/pps-gpio.c
@@ -33,6 +33,9 @@
 #include <linux/pps-gpio.h>
 #include <linux/gpio.h>
 #include <linux/list.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/pinctrl/pinmux.h>
+#include <linux/pinctrl/consumer.h>
 #include <linux/of_device.h>
 #include <linux/of_gpio.h>
 
@@ -152,6 +155,7 @@ static int pps_gpio_probe(struct platform_device *pdev)
 	int irq;
 	int ret;
 	int pps_default_params;
+	struct pinctrl *pinctrl;
 	struct pps_gpio_platform_data *pdata;
 	const struct of_device_id *match;
 
@@ -163,6 +167,11 @@ static int pps_gpio_probe(struct platform_device *pdev)
 	if (!pdata)
 		return -ENODEV;
 
+	/* PINCTL setup */
+	pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
+	if (IS_ERR(pinctrl))
+		pr_warn("pins are not configured from the driver\n");
+
 	/* GPIO setup */
 	ret = pps_gpio_setup(pdev);
 	if (ret)
-- 
1.8.2.1