修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/kernel/time/tick-internal.h
..
..
@@ -15,7 +15,6 @@
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 DECLARE_PER_CPU(struct tick_device, tick_cpu_device);
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 extern ktime_t tick_next_period;
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-extern ktime_t tick_period;
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 extern int tick_do_timer_cpu __read_mostly;
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 extern void tick_setup_periodic(struct clock_event_device *dev, int broadcast);