diff --git a/Documentation/devicetree/bindings/gpio/gpio-max732x.txt b/Documentation/devicetree/bindings/gpio/gpio-max732x.txt
index b3a9c0c32823..7f09979c047f 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-max732x.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-max732x.txt
@@ -31,6 +31,7 @@ Optional properties:
     - first cell is the pin number
     - second cell is used to specify flags
   - interrupts: Interrupt specifier for the controllers interrupt.
+  - out-default: set the output IO default voltage. Exp: out-default = /bits/ 16 <mask val>;
 
 Please refer to gpio.txt in this directory for details of the common GPIO
 bindings used by client devices.
diff --git a/drivers/gpio/gpio-max732x.c b/drivers/gpio/gpio-max732x.c
index 9d2e9258a7c1..3c72ae0bcec9 100644
--- a/drivers/gpio/gpio-max732x.c
+++ b/drivers/gpio/gpio-max732x.c
@@ -77,6 +77,12 @@
 
 #define INT_CAPS(x)	(((uint64_t)(x)) << 32)
 
+enum {
+	OUTPUT_MASK,
+	OUTPUT_VAL,
+	OUTPUT_NUM,
+};
+
 enum {
 	MAX7319,
 	MAX7320,
@@ -623,6 +629,8 @@ static int max732x_probe(struct i2c_client *client,
 	struct i2c_client *c;
 	uint16_t addr_a, addr_b;
 	int ret, nr_port;
+	u16 out_set[OUTPUT_NUM];
+	unsigned long mask, val;
 
 	pdata = dev_get_platdata(&client->dev);
 	node = client->dev.of_node;
@@ -716,6 +724,15 @@ static int max732x_probe(struct i2c_client *client,
 	}
 
 	i2c_set_clientdata(client, chip);
+
+	/* set the output IO default voltage */
+	if (!of_property_read_u16_array(node, "out-default", out_set,
+					ARRAY_SIZE(out_set))) {
+		mask = out_set[OUTPUT_MASK] & chip->dir_output;
+		val = out_set[OUTPUT_VAL];
+		max732x_gpio_set_multiple(&chip->gpio_chip, &mask, &val);
+	}
+
 	return 0;
 }