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#ifndef __LCD_H__
8#define __LCD_H__
9
10/*Definition TMDS Device ID register*/
11#define     VT1631_DEVICE_ID_REG        0x02
12#define     VT1631_DEVICE_ID            0x92
13
14#define     VT3271_DEVICE_ID_REG        0x02
15#define     VT3271_DEVICE_ID            0x71
16
17/* Definition DVI Panel ID*/
18/* Resolution: 640x480,   Channel: single, Dithering: Enable */
19#define     LCD_PANEL_ID0_640X480       0x00
20/* Resolution: 800x600,   Channel: single, Dithering: Enable */
21#define     LCD_PANEL_ID1_800X600       0x01
22/* Resolution: 1024x768,  Channel: single, Dithering: Enable */
23#define     LCD_PANEL_ID2_1024X768      0x02
24/* Resolution: 1280x768,  Channel: single, Dithering: Enable */
25#define     LCD_PANEL_ID3_1280X768      0x03
26/* Resolution: 1280x1024, Channel: dual,   Dithering: Enable */
27#define     LCD_PANEL_ID4_1280X1024     0x04
28/* Resolution: 1400x1050, Channel: dual,   Dithering: Enable */
29#define     LCD_PANEL_ID5_1400X1050     0x05
30/* Resolution: 1600x1200, Channel: dual,   Dithering: Enable */
31#define     LCD_PANEL_ID6_1600X1200     0x06
32/* Resolution: 1366x768,  Channel: single, Dithering: Disable */
33#define     LCD_PANEL_ID7_1366X768      0x07
34/* Resolution: 1024x600,  Channel: single, Dithering: Enable*/
35#define     LCD_PANEL_ID8_1024X600      0x08
36/* Resolution: 1280x800,  Channel: single, Dithering: Enable*/
37#define     LCD_PANEL_ID9_1280X800      0x09
38/* Resolution: 800x480,   Channel: single, Dithering: Enable*/
39#define     LCD_PANEL_IDA_800X480       0x0A
40/* Resolution: 1360x768,   Channel: single, Dithering: Disable*/
41#define     LCD_PANEL_IDB_1360X768     0x0B
42/* Resolution: 480x640,  Channel: single, Dithering: Enable */
43#define     LCD_PANEL_IDC_480X640      0x0C
44/* Resolution: 1200x900,  Channel: single, Dithering: Disable */
45#define     LCD_PANEL_IDD_1200X900      0x0D
46
47
48extern int viafb_LCD2_ON;
49extern int viafb_LCD_ON;
50extern int viafb_DVI_ON;
51
52void viafb_disable_lvds_vt1636(struct lvds_setting_information
53			 *plvds_setting_info,
54			 struct lvds_chip_information *plvds_chip_info);
55void viafb_enable_lvds_vt1636(struct lvds_setting_information
56			*plvds_setting_info,
57			struct lvds_chip_information *plvds_chip_info);
58void viafb_lcd_disable(void);
59void viafb_lcd_enable(void);
60void viafb_init_lcd_size(void);
61void viafb_init_lvds_output_interface(struct lvds_chip_information
62				*plvds_chip_info,
63				struct lvds_setting_information
64				*plvds_setting_info);
65void viafb_lcd_set_mode(const struct fb_var_screeninfo *var, u16 cxres,
66	u16 cyres, struct lvds_setting_information *plvds_setting_info,
67	struct lvds_chip_information *plvds_chip_info);
68bool viafb_lvds_trasmitter_identify(void);
69void viafb_init_lvds_output_interface(struct lvds_chip_information
70				*plvds_chip_info,
71				struct lvds_setting_information
72				*plvds_setting_info);
73bool viafb_lcd_get_mobile_state(bool *mobile);
74
75#endif /* __LCD_H__ */
76