827d434d93
This driver is used to detect ACC and car reverse signal on vehicle system Change-Id: I45972556b9b6dcb35737b60c1210c40a5af8d12b Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
21 lines
402 B
C
21 lines
402 B
C
#ifndef __GPIO_DETECTION_H
|
|
#define __GPIO_DETECTION_H
|
|
|
|
#define GPIO_EVENT 1
|
|
|
|
/*
|
|
* gpio event
|
|
* @val: 0 event active, 1 event over
|
|
* @name: event name
|
|
*/
|
|
struct gpio_event {
|
|
int val;
|
|
const char *name;
|
|
};
|
|
|
|
int gpio_det_register_notifier(struct notifier_block *nb);
|
|
int gpio_det_unregister_notifier(struct notifier_block *nb);
|
|
int gpio_det_notifier_call_chain(unsigned long val, void *v);
|
|
|
|
#endif
|