ARM: 7901/1: sa1100: h3600: refactor IrDA GPIO handling

Use gpio_request_array/gpio_free_array to request all GPIOs at once.
Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-sa1100/h3600.c

@@ -97,6 +97,11 @@ static void __init h3600_map_io(void)
 /*
  * This turns the IRDA power on or off on the Compaq H3600
  */
+static struct gpio h3600_irda_gpio[] = {
+	{ H3600_EGPIO_IR_ON,	GPIOF_OUT_INIT_LOW, "IrDA power" },
+	{ H3600_EGPIO_IR_FSEL,	GPIOF_OUT_INIT_LOW, "IrDA fsel" },
+};
+
 static int h3600_irda_set_power(struct device *dev, unsigned int state)
 {
 	gpio_set_value(H3600_EGPIO_IR_ON, state);
@@ -110,29 +115,12 @@ static void h3600_irda_set_speed(struct device *dev, unsigned int speed)
 
 static int h3600_irda_startup(struct device *dev)
 {
-	int err = gpio_request(H3600_EGPIO_IR_ON, "IrDA power");
-	if (err)
-		goto err1;
-	err = gpio_direction_output(H3600_EGPIO_IR_ON, 0);
-	if (err)
-		goto err2;
-	err = gpio_request(H3600_EGPIO_IR_FSEL, "IrDA fsel");
-	if (err)
-		goto err2;
-	err = gpio_direction_output(H3600_EGPIO_IR_FSEL, 0);
-	if (err)
-		goto err3;
-	return 0;
-
-err3:	gpio_free(H3600_EGPIO_IR_FSEL);
-err2:	gpio_free(H3600_EGPIO_IR_ON);
-err1:	return err;
+	return gpio_request_array(h3600_irda_gpio, sizeof(h3600_irda_gpio));
 }
 
 static void h3600_irda_shutdown(struct device *dev)
 {
-	gpio_free(H3600_EGPIO_IR_ON);
-	gpio_free(H3600_EGPIO_IR_FSEL);
+	return gpio_free_array(h3600_irda_gpio, sizeof(h3600_irda_gpio));
 }
 
 static struct irda_platform_data h3600_irda_data = {