blob: 3188a87bdaa0fab9ea2b35f4f7a37829cb252f10 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
/*
* <linux/gpio.h> - userspace ABI for the GPIO character devices
*
* Copyright (C) 2015 Linus Walleij
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*/
#ifndef _UAPI_GPIO_H_
#define _UAPI_GPIO_H_
#include <linux/ioctl.h>
#include <linux/types.h>
/**
* struct gpiochip_info - Information about a certain GPIO chip
* @name: the name of this GPIO chip
* @lines: number of GPIO lines on this chip
*/
struct gpiochip_info {
char name[32];
__u32 lines;
};
#define GPIO_GET_CHIPINFO_IOCTL _IOR('o', 0x01, struct gpiochip_info)
#endif /* _UAPI_GPIO_H_ */
|
