add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/gpio/gpio-bd9571mwv.c
..
..
@@ -37,8 +37,10 @@
37
37
 	ret = regmap_read(gpio->bd->regmap, BD9571MWV_GPIO_DIR, &val);
38
38
 	if (ret < 0)
39
39
 		return ret;
40
+	if (val & BIT(offset))
41
+		return GPIO_LINE_DIRECTION_IN;
40
42
 
41
-	return val & BIT(offset);
43
+	return GPIO_LINE_DIRECTION_OUT;
42
44
 }
43
45
 
44
46
 static int bd9571mwv_gpio_direction_input(struct gpio_chip *chip,