From 852862f855ce19d7e79b0086a4ebe6ee8ec165e2 Mon Sep 17 00:00:00 2001
From: Fugang Duan <fugang.duan@nxp.com>
Date: Wed, 17 Jan 2018 15:36:39 +0800
Subject: [PATCH] MLK-17400-02 gpio: max732x: add device reset support

Add device reset for max732x driver.

Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
Acked-by: Gao Pan <pandy.gao@nxp.com>
---
 drivers/gpio/gpio-max732x.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpio/gpio-max732x.c b/drivers/gpio/gpio-max732x.c
index a9aaf9d822b4..f3a8fd3163e0 100644
--- a/drivers/gpio/gpio-max732x.c
+++ b/drivers/gpio/gpio-max732x.c
@@ -22,6 +22,7 @@
 #include <linux/i2c.h>
 #include <linux/i2c/max732x.h>
 #include <linux/of.h>
+#include <linux/reset.h>
 
 
 /*
@@ -643,6 +644,10 @@ static int max732x_probe(struct i2c_client *client,
 		return -ENOMEM;
 	chip->client = client;
 
+	ret = device_reset(&client->dev);
+	if (ret == -EPROBE_DEFER)
+		return ret;
+
 	nr_port = max732x_setup_gpio(chip, id, pdata->gpio_base);
 	chip->gpio_chip.parent = &client->dev;
 
-- 
2.17.1