| 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_ */ |