Commit | Line | Data |
---|---|---|
718e05ed LP |
1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | ||
2545c1c9 LP |
3 | #define DEFAULT_LCD_BWIDTH 40 |
4 | #define DEFAULT_LCD_HWIDTH 64 | |
5 | ||
718e05ed | 6 | struct hd44780_common { |
3fc04dd7 | 7 | int ifwidth; /* 4-bit or 8-bit (default) */ |
2545c1c9 LP |
8 | int bwidth; /* Default set by hd44780_alloc() */ |
9 | int hwidth; /* Default set by hd44780_alloc() */ | |
01ec46df | 10 | unsigned long hd44780_common_flags; |
71ff701b | 11 | void (*write_data)(struct hd44780_common *hdc, int data); |
2c6a82f2 LP |
12 | void (*write_cmd)(struct hd44780_common *hdc, int cmd); |
13 | /* write_cmd_raw4 is for 4-bit connected displays only */ | |
14 | void (*write_cmd_raw4)(struct hd44780_common *hdc, int cmd); | |
718e05ed LP |
15 | void *hd44780; |
16 | }; | |
17 | ||
b26deabb | 18 | int hd44780_common_print(struct charlcd *lcd, int c); |
d3a2fb81 | 19 | int hd44780_common_gotoxy(struct charlcd *lcd); |
88645a86 | 20 | int hd44780_common_home(struct charlcd *lcd); |
45421ffe | 21 | int hd44780_common_clear_display(struct charlcd *lcd); |
01ec46df | 22 | int hd44780_common_init_display(struct charlcd *lcd); |
d2f2187e LP |
23 | int hd44780_common_shift_cursor(struct charlcd *lcd, |
24 | enum charlcd_shift_dir dir); | |
25 | int hd44780_common_shift_display(struct charlcd *lcd, | |
26 | enum charlcd_shift_dir dir); | |
27 | int hd44780_common_display(struct charlcd *lcd, enum charlcd_onoff on); | |
28 | int hd44780_common_cursor(struct charlcd *lcd, enum charlcd_onoff on); | |
29 | int hd44780_common_blink(struct charlcd *lcd, enum charlcd_onoff on); | |
30 | int hd44780_common_fontsize(struct charlcd *lcd, enum charlcd_fontsize size); | |
31 | int hd44780_common_lines(struct charlcd *lcd, enum charlcd_lines lines); | |
339acb08 | 32 | int hd44780_common_redefine_char(struct charlcd *lcd, char *esc); |
718e05ed | 33 | struct hd44780_common *hd44780_common_alloc(void); |