xref: /openbmc/linux/include/video/da8xx-fb.h (revision 37002bc6)
1 /*
2  * Header file for TI DA8XX LCD controller platform data.
3  *
4  * Copyright (C) 2008-2009 MontaVista Software Inc.
5  * Copyright (C) 2008-2009 Texas Instruments Inc
6  *
7  * This file is licensed under the terms of the GNU General Public License
8  * version 2. This program is licensed "as is" without any warranty of any
9  * kind, whether express or implied.
10  */
11 
12 #ifndef DA8XX_FB_H
13 #define DA8XX_FB_H
14 
15 enum panel_shade {
16 	MONOCHROME = 0,
17 	COLOR_ACTIVE,
18 	COLOR_PASSIVE,
19 };
20 
21 enum raster_load_mode {
22 	LOAD_DATA = 1,
23 	LOAD_PALETTE,
24 };
25 
26 enum da8xx_frame_complete {
27 	DA8XX_FRAME_WAIT,
28 	DA8XX_FRAME_NOWAIT,
29 };
30 
31 struct da8xx_lcdc_platform_data {
32 	const char manu_name[10];
33 	void *controller_data;
34 	const char type[25];
35 };
36 
37 struct lcd_ctrl_config {
38 	enum panel_shade panel_shade;
39 
40 	/* AC Bias Pin Frequency */
41 	int ac_bias;
42 
43 	/* AC Bias Pin Transitions per Interrupt */
44 	int ac_bias_intrpt;
45 
46 	/* DMA burst size */
47 	int dma_burst_sz;
48 
49 	/* Bits per pixel */
50 	int bpp;
51 
52 	/* FIFO DMA Request Delay */
53 	int fdd;
54 
55 	/* TFT Alternative Signal Mapping (Only for active) */
56 	unsigned char tft_alt_mode;
57 
58 	/* 12 Bit Per Pixel (5-6-5) Mode (Only for passive) */
59 	unsigned char stn_565_mode;
60 
61 	/* Mono 8-bit Mode: 1=D0-D7 or 0=D0-D3 */
62 	unsigned char mono_8bit_mode;
63 
64 	/* Horizontal and Vertical Sync Edge: 0=rising 1=falling */
65 	unsigned char sync_edge;
66 
67 	/* Raster Data Order Select: 1=Most-to-least 0=Least-to-most */
68 	unsigned char raster_order;
69 
70 	/* DMA FIFO threshold */
71 	int fifo_th;
72 };
73 
74 struct lcd_sync_arg {
75 	int back_porch;
76 	int front_porch;
77 	int pulse_width;
78 };
79 
80 /* ioctls */
81 #define FBIOGET_CONTRAST	_IOR('F', 1, int)
82 #define FBIOPUT_CONTRAST	_IOW('F', 2, int)
83 #define FBIGET_BRIGHTNESS	_IOR('F', 3, int)
84 #define FBIPUT_BRIGHTNESS	_IOW('F', 3, int)
85 #define FBIGET_COLOR		_IOR('F', 5, int)
86 #define FBIPUT_COLOR		_IOW('F', 6, int)
87 #define FBIPUT_HSYNC		_IOW('F', 9, int)
88 #define FBIPUT_VSYNC		_IOW('F', 10, int)
89 
90 /* Proprietary FB_SYNC_ flags */
91 #define FB_SYNC_CLK_INVERT 0x40000000
92 
93 #endif  /* ifndef DA8XX_FB_H */
94 
95