1  /* SPDX-License-Identifier: GPL-2.0 */
2  /*
3   *    Filename: ks0108.h
4   *     Version: 0.1.0
5   * Description: ks0108 LCD Controller driver header
6   *
7   *      Author: Copyright (C) Miguel Ojeda <ojeda@kernel.org>
8   *        Date: 2006-10-31
9   */
10  
11  #ifndef _KS0108_H_
12  #define _KS0108_H_
13  
14  /* Write a byte to the data port */
15  extern void ks0108_writedata(unsigned char byte);
16  
17  /* Write a byte to the control port */
18  extern void ks0108_writecontrol(unsigned char byte);
19  
20  /* Set the controller's current display state (0..1) */
21  extern void ks0108_displaystate(unsigned char state);
22  
23  /* Set the controller's current startline (0..63) */
24  extern void ks0108_startline(unsigned char startline);
25  
26  /* Set the controller's current address (0..63) */
27  extern void ks0108_address(unsigned char address);
28  
29  /* Set the controller's current page (0..7) */
30  extern void ks0108_page(unsigned char page);
31  
32  /* Is the module inited? */
33  extern unsigned char ks0108_isinited(void);
34  
35  #endif /* _KS0108_H_ */
36