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 
48 extern int viafb_LCD2_ON;
49 extern int viafb_LCD_ON;
50 extern int viafb_DVI_ON;
51 
52 void viafb_disable_lvds_vt1636(struct lvds_setting_information
53 			 *plvds_setting_info,
54 			 struct lvds_chip_information *plvds_chip_info);
55 void viafb_enable_lvds_vt1636(struct lvds_setting_information
56 			*plvds_setting_info,
57 			struct lvds_chip_information *plvds_chip_info);
58 void viafb_lcd_disable(void);
59 void viafb_lcd_enable(void);
60 void viafb_init_lcd_size(void);
61 void viafb_init_lvds_output_interface(struct lvds_chip_information
62 				*plvds_chip_info,
63 				struct lvds_setting_information
64 				*plvds_setting_info);
65 void 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);
68 bool viafb_lvds_trasmitter_identify(void);
69 void viafb_init_lvds_output_interface(struct lvds_chip_information
70 				*plvds_chip_info,
71 				struct lvds_setting_information
72 				*plvds_setting_info);
73 bool viafb_lcd_get_mobile_state(bool *mobile);
74 
75 #endif /* __LCD_H__ */
76