修改DO2-DO4初始为低

hc

2023-10-16 def2367077573b56f9fc4f824e5c0377a3a4175a

 kernel/drivers/gpio/gpiolib-sysfs.c
..
..
@@ -80,13 +80,18 @@
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 	struct gpiod_data *data = dev_get_drvdata(dev);
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 	struct gpio_desc *desc = data->desc;
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 	ssize_t			status;
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+	int offset;
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 	mutex_lock(&data->mutex);
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+	offset = gpio_chip_hwgpio(desc);
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 	if (sysfs_streq(buf, "high"))
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 		status = gpiod_direction_output_raw(desc, 1);
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 	else if (sysfs_streq(buf, "out") || sysfs_streq(buf, "low"))
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-		status = gpiod_direction_output_raw(desc, 0);
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+		if (( offset == 26 ) || ( offset == 25 ) || ( offset == 27 ))
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+			status = gpiod_direction_output_raw(desc, 1);
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+		else
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+			status = gpiod_direction_output_raw(desc, 0);
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 	else if (sysfs_streq(buf, "in"))
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 		status = gpiod_direction_input(desc);
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 	else