-
Notifications
You must be signed in to change notification settings - Fork 2
/
i2c_util.h
29 lines (22 loc) · 1.04 KB
/
i2c_util.h
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
29
/********************************************************************************
* Copyright (C) 2021 Ju, Gyeong-min
********************************************************************************/
#ifndef __I2C_UTIL_H_
#define __I2C_UTIL_H_
#include <linux/types.h>
int i2c_init(u32 peri_base_addr, int size);
void i2c_close(void);
void i2c_raw_write(char dev_addr, char *buf, int len);
void i2c_raw_read(char dev_addr, char *buf, int len);
void i2c_write(char dev_addr, char reg_addr, char *buf, int len);
void i2c_read(char dev_addr, char reg_addr, char *buf, int len);
void wait_i2c_done(void);
void i2c_write_1byte(char dev_addr, char reg_addr, char value);
void i2c_write_1word(char dev_addr, char reg_addr, short value);
void i2c_raw_write_1byte(char dev_addr, char value);
void i2c_raw_write_1word(char dev_addr, short value);
char i2c_read_1byte(char dev_addr, char reg_addr);
short i2c_read_1word(char dev_addr, char reg_addr);
char i2c_raw_read_1byte(char dev_addr);
short i2c_raw_read_1word(char dev_addr);
#endif