gpio: bcm6345: switch to raw I/O functions

This driver is used on several big endian mips board.
So we could use raw I/O function instead of forcing
big endian access.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
diff --git a/drivers/gpio/bcm6345_gpio.c b/drivers/gpio/bcm6345_gpio.c
index d1f6cfa..71a978c 100644
--- a/drivers/gpio/bcm6345_gpio.c
+++ b/drivers/gpio/bcm6345_gpio.c
@@ -22,7 +22,7 @@
 {
 	struct bcm6345_gpio_priv *priv = dev_get_priv(dev);
 
-	return !!(readl_be(priv->reg_data) & BIT(offset));
+	return !!(readl(priv->reg_data) & BIT(offset));
 }
 
 static int bcm6345_gpio_set_value(struct udevice *dev, unsigned offset,
@@ -31,9 +31,9 @@
 	struct bcm6345_gpio_priv *priv = dev_get_priv(dev);
 
 	if (value)
-		setbits_be32(priv->reg_data, BIT(offset));
+		setbits_32(priv->reg_data, BIT(offset));
 	else
-		clrbits_be32(priv->reg_data, BIT(offset));
+		clrbits_32(priv->reg_data, BIT(offset));
 
 	return 0;
 }
@@ -42,9 +42,9 @@
 				      bool input)
 {
 	if (input)
-		clrbits_be32(dirout, BIT(offset));
+		clrbits_32(dirout, BIT(offset));
 	else
-		setbits_be32(dirout, BIT(offset));
+		setbits_32(dirout, BIT(offset));
 
 	return 0;
 }
@@ -70,7 +70,7 @@
 {
 	struct bcm6345_gpio_priv *priv = dev_get_priv(dev);
 
-	if (readl_be(priv->reg_dirout) & BIT(offset))
+	if (readl(priv->reg_dirout) & BIT(offset))
 		return GPIOF_OUTPUT;
 	else
 		return GPIOF_INPUT;