gpio: max77620: get gpio value based on direction

Gpio direction is determined by DIRx bit of GPIO
configuration register, return max77620 gpio value
based on direction in or out.
Signed-off-by: Venkat Reddy Talla <vreddytalla@nvidia.com>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/gpio/gpio-max77620.c

@@ -123,7 +123,10 @@ static int max77620_gpio_get(struct gpio_chip *gc, unsigned int offset)
 		return ret;
 	}
 
+	if  (val & MAX77620_CNFG_GPIO_DIR_MASK)
 		return !!(val & MAX77620_CNFG_GPIO_INPUT_VAL_MASK);
+	else
+		return !!(val & MAX77620_CNFG_GPIO_OUTPUT_VAL_MASK);
 }
 
 static int max77620_gpio_dir_output(struct gpio_chip *gc, unsigned int offset,