add dts config

hc

2023-12-06 08f87f769b595151be1afeff53e144f543faa614

 kernel/drivers/gpio/gpio-raspberrypi-exp.c
..
..
@@ -147,7 +147,10 @@
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 			get.gpio);
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 		return ret ? ret : -EIO;
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 	}
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-	return !get.direction;
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+	if (get.direction)
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+		return GPIO_LINE_DIRECTION_OUT;
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+
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+	return GPIO_LINE_DIRECTION_IN;
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 }
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 static int rpi_exp_gpio_get(struct gpio_chip *gc, unsigned int off)