修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/Documentation/ABI/testing/gpio-cdev
..
..
@@ -12,15 +12,16 @@
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 		The following file operations are supported:
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 		open(2)
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-		Currently the only useful flags are O_RDWR.
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+		  Currently the only useful flags are O_RDWR.
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 		ioctl(2)
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-		Initiate various actions.
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-		See the inline documentation in [include/uapi]<linux/gpio.h>
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-		for descriptions of all ioctls.
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+		  Initiate various actions.
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+
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+		  See the inline documentation in [include/uapi]<linux/gpio.h>
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+		  for descriptions of all ioctls.
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 		close(2)
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-		Stops and free up the I/O contexts that was associated
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-		with the file descriptor.
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+		  Stops and free up the I/O contexts that was associated
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+		  with the file descriptor.
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 Users:		TBD