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    request_irq报错,如何申请GPIO中断

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      WB15779898961 LV 5 last edited by

      我的request_irq报错了,genirq: Failed to request resources for KEY1 (irq 85) on irqchip sunxi_pio_edge。我申请了一个gpio节点的中断,报了这个错。实在是不知道该怎么解决了,有大佬会嘛。

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