1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. |
4 | * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. |
5 | |
6 | */ |
7 | |
8 | #ifndef __DVI_H__ |
9 | #define __DVI_H__ |
10 | |
11 | /*Definition TMDS Device ID register*/ |
12 | #define VT1632_DEVICE_ID_REG 0x02 |
13 | #define VT1632_DEVICE_ID 0x92 |
14 | |
15 | #define GET_DVI_SIZE_BY_SYSTEM_BIOS 0x01 |
16 | #define GET_DVI_SIZE_BY_VGA_BIOS 0x02 |
17 | #define GET_DVI_SZIE_BY_HW_STRAPPING 0x03 |
18 | |
19 | /* Definition DVI Panel ID*/ |
20 | /* Resolution: 640x480, Channel: single, Dithering: Enable */ |
21 | #define DVI_PANEL_ID0_640X480 0x00 |
22 | /* Resolution: 800x600, Channel: single, Dithering: Enable */ |
23 | #define DVI_PANEL_ID1_800x600 0x01 |
24 | /* Resolution: 1024x768, Channel: single, Dithering: Enable */ |
25 | #define DVI_PANEL_ID1_1024x768 0x02 |
26 | /* Resolution: 1280x768, Channel: single, Dithering: Enable */ |
27 | #define DVI_PANEL_ID1_1280x768 0x03 |
28 | /* Resolution: 1280x1024, Channel: dual, Dithering: Enable */ |
29 | #define DVI_PANEL_ID1_1280x1024 0x04 |
30 | /* Resolution: 1400x1050, Channel: dual, Dithering: Enable */ |
31 | #define DVI_PANEL_ID1_1400x1050 0x05 |
32 | /* Resolution: 1600x1200, Channel: dual, Dithering: Enable */ |
33 | #define DVI_PANEL_ID1_1600x1200 0x06 |
34 | |
35 | /* Define the version of EDID*/ |
36 | #define EDID_VERSION_1 1 |
37 | #define EDID_VERSION_2 2 |
38 | |
39 | #define DEV_CONNECT_DVI 0x01 |
40 | #define DEV_CONNECT_HDMI 0x02 |
41 | |
42 | int viafb_dvi_sense(void); |
43 | void viafb_dvi_disable(void); |
44 | void viafb_dvi_enable(void); |
45 | bool viafb_tmds_trasmitter_identify(void); |
46 | void viafb_init_dvi_size(struct tmds_chip_information *tmds_chip, |
47 | struct tmds_setting_information *tmds_setting); |
48 | void viafb_dvi_set_mode(const struct fb_var_screeninfo *var, |
49 | u16 cxres, u16 cyres, int iga); |
50 | |
51 | #endif /* __DVI_H__ */ |
52 | |