xref: /OK3568_Linux_fs/u-boot/drivers/video/da8xx-fb.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Porting to u-boot:
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * (C) Copyright 2011
5*4882a593Smuzhiyun  * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Copyright (C) 2008-2009 MontaVista Software Inc.
8*4882a593Smuzhiyun  * Copyright (C) 2008-2009 Texas Instruments Inc
9*4882a593Smuzhiyun  *
10*4882a593Smuzhiyun  * Based on the LCD driver for TI Avalanche processors written by
11*4882a593Smuzhiyun  * Ajay Singh and Shalom Hai.
12*4882a593Smuzhiyun  *
13*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #ifndef DA8XX_FB_H
17*4882a593Smuzhiyun #define DA8XX_FB_H
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun enum panel_type {
20*4882a593Smuzhiyun 	QVGA = 0,
21*4882a593Smuzhiyun 	WVGA
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun enum panel_shade {
25*4882a593Smuzhiyun 	MONOCHROME = 0,
26*4882a593Smuzhiyun 	COLOR_ACTIVE,
27*4882a593Smuzhiyun 	COLOR_PASSIVE,
28*4882a593Smuzhiyun };
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun enum raster_load_mode {
31*4882a593Smuzhiyun 	LOAD_DATA = 1,
32*4882a593Smuzhiyun 	LOAD_PALETTE,
33*4882a593Smuzhiyun };
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun struct display_panel {
36*4882a593Smuzhiyun 	enum panel_type panel_type; /* QVGA */
37*4882a593Smuzhiyun 	int max_bpp;
38*4882a593Smuzhiyun 	int min_bpp;
39*4882a593Smuzhiyun 	enum panel_shade panel_shade;
40*4882a593Smuzhiyun };
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun struct da8xx_panel {
43*4882a593Smuzhiyun 	const char	name[25];	/* Full name <vendor>_<model> */
44*4882a593Smuzhiyun 	unsigned short	width;
45*4882a593Smuzhiyun 	unsigned short	height;
46*4882a593Smuzhiyun 	int		hfp;		/* Horizontal front porch */
47*4882a593Smuzhiyun 	int		hbp;		/* Horizontal back porch */
48*4882a593Smuzhiyun 	int		hsw;		/* Horizontal Sync Pulse Width */
49*4882a593Smuzhiyun 	int		vfp;		/* Vertical front porch */
50*4882a593Smuzhiyun 	int		vbp;		/* Vertical back porch */
51*4882a593Smuzhiyun 	int		vsw;		/* Vertical Sync Pulse Width */
52*4882a593Smuzhiyun 	unsigned int	pxl_clk;	/* Pixel clock */
53*4882a593Smuzhiyun 	unsigned char	invert_pxl_clk;	/* Invert Pixel clock */
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun struct da8xx_lcdc_platform_data {
57*4882a593Smuzhiyun 	const char manu_name[10];
58*4882a593Smuzhiyun 	void *controller_data;
59*4882a593Smuzhiyun 	const char type[25];
60*4882a593Smuzhiyun 	void (*panel_power_ctrl)(int);
61*4882a593Smuzhiyun };
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun struct lcd_ctrl_config {
64*4882a593Smuzhiyun 	const struct display_panel *p_disp_panel;
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun 	/* AC Bias Pin Frequency */
67*4882a593Smuzhiyun 	int ac_bias;
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun 	/* AC Bias Pin Transitions per Interrupt */
70*4882a593Smuzhiyun 	int ac_bias_intrpt;
71*4882a593Smuzhiyun 
72*4882a593Smuzhiyun 	/* DMA burst size */
73*4882a593Smuzhiyun 	int dma_burst_sz;
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun 	/* Bits per pixel */
76*4882a593Smuzhiyun 	int bpp;
77*4882a593Smuzhiyun 
78*4882a593Smuzhiyun 	/* FIFO DMA Request Delay */
79*4882a593Smuzhiyun 	int fdd;
80*4882a593Smuzhiyun 
81*4882a593Smuzhiyun 	/* TFT Alternative Signal Mapping (Only for active) */
82*4882a593Smuzhiyun 	unsigned char tft_alt_mode;
83*4882a593Smuzhiyun 
84*4882a593Smuzhiyun 	/* 12 Bit Per Pixel (5-6-5) Mode (Only for passive) */
85*4882a593Smuzhiyun 	unsigned char stn_565_mode;
86*4882a593Smuzhiyun 
87*4882a593Smuzhiyun 	/* Mono 8-bit Mode: 1=D0-D7 or 0=D0-D3 */
88*4882a593Smuzhiyun 	unsigned char mono_8bit_mode;
89*4882a593Smuzhiyun 
90*4882a593Smuzhiyun 	/* Invert line clock */
91*4882a593Smuzhiyun 	unsigned char invert_line_clock;
92*4882a593Smuzhiyun 
93*4882a593Smuzhiyun 	/* Invert frame clock  */
94*4882a593Smuzhiyun 	unsigned char invert_frm_clock;
95*4882a593Smuzhiyun 
96*4882a593Smuzhiyun 	/* Horizontal and Vertical Sync Edge: 0=rising 1=falling */
97*4882a593Smuzhiyun 	unsigned char sync_edge;
98*4882a593Smuzhiyun 
99*4882a593Smuzhiyun 	/* Horizontal and Vertical Sync: Control: 0=ignore */
100*4882a593Smuzhiyun 	unsigned char sync_ctrl;
101*4882a593Smuzhiyun 
102*4882a593Smuzhiyun 	/* Raster Data Order Select: 1=Most-to-least 0=Least-to-most */
103*4882a593Smuzhiyun 	unsigned char raster_order;
104*4882a593Smuzhiyun };
105*4882a593Smuzhiyun 
106*4882a593Smuzhiyun struct lcd_sync_arg {
107*4882a593Smuzhiyun 	int back_porch;
108*4882a593Smuzhiyun 	int front_porch;
109*4882a593Smuzhiyun 	int pulse_width;
110*4882a593Smuzhiyun };
111*4882a593Smuzhiyun 
112*4882a593Smuzhiyun void da8xx_video_init(const struct da8xx_panel *panel,
113*4882a593Smuzhiyun 		      const struct lcd_ctrl_config *lcd_cfg,
114*4882a593Smuzhiyun 		      int bits_pixel);
115*4882a593Smuzhiyun 
116*4882a593Smuzhiyun #endif  /* ifndef DA8XX_FB_H */
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