dm: bcm6345_gpio: Set proper output level in bcm6345_gpio_direction_output

Current code does not set output level in bcm6345_gpio_direction_output,
fix it.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
diff --git a/drivers/gpio/bcm6345_gpio.c b/drivers/gpio/bcm6345_gpio.c
index 009e2fc..b9100cd 100644
--- a/drivers/gpio/bcm6345_gpio.c
+++ b/drivers/gpio/bcm6345_gpio.c
@@ -64,6 +64,8 @@
 {
 	struct bcm6345_gpio_priv *priv = dev_get_priv(dev);
 
+	bcm6345_gpio_set_value(dev, offset, value);
+
 	return bcm6345_gpio_set_direction(priv->reg_dirout, offset, 0);
 }