add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/arm/include/asm/pci.h
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@@ -27,5 +27,7 @@
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 	return channel ? 15 : 14;
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 }
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+extern void pcibios_report_status(unsigned int status_mask, int warn);
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+
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 #endif /* __KERNEL__ */
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 #endif