修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/Documentation/input/multi-touch-protocol.rst
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@@ -23,7 +23,7 @@
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 describes how to send updates for individual contacts via event slots.
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 .. note::
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-   MT potocol type A is obsolete, all kernel drivers have been
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+   MT protocol type A is obsolete, all kernel drivers have been
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    converted to use type B.
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 Protocol Usage