当时的驱动文件这样写的
request_irq(gpio_keys_100ask[i].irq, gpio_key_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_HIGH, "100ask_gpio_key", &gpio_keys_100ask[i]);
改成这样:
request_irq(gpio_keys_100ask[i].irq, gpio_key_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_RISING, "100ask_gpio_key", &gpio_keys_100ask[i]);