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1 | /* | |
2 | * MPC823 and PXA LCD Controller | |
3 | * | |
4 | * Modeled after video interface by Paolo Scaffardi | |
5 | * | |
6 | * | |
7 | * (C) Copyright 2001 | |
8 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
9 | * | |
10 | * SPDX-License-Identifier: GPL-2.0+ | |
11 | */ | |
12 | ||
13 | #ifndef _LCD_H_ | |
14 | #define _LCD_H_ | |
15 | #include <lcd_console.h> | |
16 | #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) | |
17 | #include <bmp_layout.h> | |
18 | #include <asm/byteorder.h> | |
19 | #endif | |
20 | ||
21 | int bmp_display(ulong addr, int x, int y); | |
22 | struct bmp_image *gunzip_bmp(unsigned long addr, unsigned long *lenp, | |
23 | void **alloc_addr); | |
24 | ||
25 | #ifndef CONFIG_DM_VIDEO | |
26 | ||
27 | extern char lcd_is_enabled; | |
28 | extern int lcd_line_length; | |
29 | extern struct vidinfo panel_info; | |
30 | ||
31 | void lcd_ctrl_init(void *lcdbase); | |
32 | void lcd_enable(void); | |
33 | void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue); | |
34 | ||
35 | /** | |
36 | * Set whether we need to flush the dcache when changing the LCD image. This | |
37 | * defaults to off. | |
38 | * | |
39 | * @param flush non-zero to flush cache after update, 0 to skip | |
40 | */ | |
41 | void lcd_set_flush_dcache(int flush); | |
42 | ||
43 | #if defined CONFIG_MPC823 | |
44 | #include <mpc823_lcd.h> | |
45 | #elif defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \ | |
46 | defined CONFIG_CPU_MONAHANS | |
47 | #include <pxa_lcd.h> | |
48 | #elif defined(CONFIG_ATMEL_LCD) || defined(CONFIG_ATMEL_HLCD) | |
49 | #include <atmel_lcd.h> | |
50 | #elif defined(CONFIG_EXYNOS_FB) | |
51 | #include <exynos_lcd.h> | |
52 | #else | |
53 | typedef struct vidinfo { | |
54 | ushort vl_col; /* Number of columns (i.e. 160) */ | |
55 | ushort vl_row; /* Number of rows (i.e. 100) */ | |
56 | ushort vl_rot; /* Rotation of Display (0, 1, 2, 3) */ | |
57 | u_char vl_bpix; /* Bits per pixel, 0 = 1 */ | |
58 | ushort *cmap; /* Pointer to the colormap */ | |
59 | void *priv; /* Pointer to driver-specific data */ | |
60 | } vidinfo_t; | |
61 | ||
62 | static __maybe_unused ushort *configuration_get_cmap(void) | |
63 | { | |
64 | return panel_info.cmap; | |
65 | } | |
66 | #endif | |
67 | ||
68 | ushort *configuration_get_cmap(void); | |
69 | ||
70 | extern vidinfo_t panel_info; | |
71 | ||
72 | void lcd_putc(const char c); | |
73 | void lcd_puts(const char *s); | |
74 | void lcd_printf(const char *fmt, ...); | |
75 | void lcd_clear(void); | |
76 | int lcd_display_bitmap(ulong bmp_image, int x, int y); | |
77 | ||
78 | /** | |
79 | * Get the width of the LCD in pixels | |
80 | * | |
81 | * @return width of LCD in pixels | |
82 | */ | |
83 | int lcd_get_pixel_width(void); | |
84 | ||
85 | /** | |
86 | * Get the height of the LCD in pixels | |
87 | * | |
88 | * @return height of LCD in pixels | |
89 | */ | |
90 | int lcd_get_pixel_height(void); | |
91 | ||
92 | /** | |
93 | * Get the number of text lines/rows on the LCD | |
94 | * | |
95 | * @return number of rows | |
96 | */ | |
97 | int lcd_get_screen_rows(void); | |
98 | ||
99 | /** | |
100 | * Get the number of text columns on the LCD | |
101 | * | |
102 | * @return number of columns | |
103 | */ | |
104 | int lcd_get_screen_columns(void); | |
105 | ||
106 | /** | |
107 | * Get the background color of the LCD | |
108 | * | |
109 | * @return background color value | |
110 | */ | |
111 | int lcd_getbgcolor(void); | |
112 | ||
113 | /** | |
114 | * Get the foreground color of the LCD | |
115 | * | |
116 | * @return foreground color value | |
117 | */ | |
118 | int lcd_getfgcolor(void); | |
119 | ||
120 | /** | |
121 | * Set the position of the text cursor | |
122 | * | |
123 | * @param col Column to place cursor (0 = left side) | |
124 | * @param row Row to place cursor (0 = top line) | |
125 | */ | |
126 | void lcd_position_cursor(unsigned col, unsigned row); | |
127 | ||
128 | /* Allow boards to customize the information displayed */ | |
129 | void lcd_show_board_info(void); | |
130 | ||
131 | /* Return the size of the LCD frame buffer, and the line length */ | |
132 | int lcd_get_size(int *line_length); | |
133 | ||
134 | /* Update the LCD / flush the cache */ | |
135 | void lcd_sync(void); | |
136 | ||
137 | /* | |
138 | * Information about displays we are using. This is for configuring | |
139 | * the LCD controller and memory allocation. Someone has to know what | |
140 | * is connected, as we can't autodetect anything. | |
141 | */ | |
142 | #define CONFIG_SYS_HIGH 0 /* Pins are active high */ | |
143 | #define CONFIG_SYS_LOW 1 /* Pins are active low */ | |
144 | ||
145 | #define LCD_MONOCHROME 0 | |
146 | #define LCD_COLOR2 1 | |
147 | #define LCD_COLOR4 2 | |
148 | #define LCD_COLOR8 3 | |
149 | #define LCD_COLOR16 4 | |
150 | #define LCD_COLOR32 5 | |
151 | ||
152 | #if defined(CONFIG_LCD_INFO_BELOW_LOGO) | |
153 | #define LCD_INFO_X 0 | |
154 | #define LCD_INFO_Y (BMP_LOGO_HEIGHT + VIDEO_FONT_HEIGHT) | |
155 | #elif defined(CONFIG_LCD_LOGO) | |
156 | #define LCD_INFO_X (BMP_LOGO_WIDTH + 4 * VIDEO_FONT_WIDTH) | |
157 | #define LCD_INFO_Y VIDEO_FONT_HEIGHT | |
158 | #else | |
159 | #define LCD_INFO_X VIDEO_FONT_WIDTH | |
160 | #define LCD_INFO_Y VIDEO_FONT_HEIGHT | |
161 | #endif | |
162 | ||
163 | /* Default to 8bpp if bit depth not specified */ | |
164 | #ifndef LCD_BPP | |
165 | #define LCD_BPP LCD_COLOR8 | |
166 | #endif | |
167 | ||
168 | #ifndef LCD_DF | |
169 | #define LCD_DF 1 | |
170 | #endif | |
171 | ||
172 | /* Calculate nr. of bits per pixel and nr. of colors */ | |
173 | #define NBITS(bit_code) (1 << (bit_code)) | |
174 | #define NCOLORS(bit_code) (1 << NBITS(bit_code)) | |
175 | ||
176 | #if LCD_BPP == LCD_COLOR8 | |
177 | # define CONSOLE_COLOR_BLACK 0 | |
178 | # define CONSOLE_COLOR_RED 1 | |
179 | # define CONSOLE_COLOR_GREEN 2 | |
180 | # define CONSOLE_COLOR_YELLOW 3 | |
181 | # define CONSOLE_COLOR_BLUE 4 | |
182 | # define CONSOLE_COLOR_MAGENTA 5 | |
183 | # define CONSOLE_COLOR_CYAN 6 | |
184 | # define CONSOLE_COLOR_GREY 14 | |
185 | # define CONSOLE_COLOR_WHITE 15 /* Must remain last / highest */ | |
186 | #elif LCD_BPP == LCD_COLOR32 | |
187 | #define CONSOLE_COLOR_RED 0x00ff0000 | |
188 | #define CONSOLE_COLOR_GREEN 0x0000ff00 | |
189 | #define CONSOLE_COLOR_YELLOW 0x00ffff00 | |
190 | #define CONSOLE_COLOR_BLUE 0x000000ff | |
191 | #define CONSOLE_COLOR_MAGENTA 0x00ff00ff | |
192 | #define CONSOLE_COLOR_CYAN 0x0000ffff | |
193 | #define CONSOLE_COLOR_GREY 0x00aaaaaa | |
194 | #define CONSOLE_COLOR_BLACK 0x00000000 | |
195 | #define CONSOLE_COLOR_WHITE 0x00ffffff /* Must remain last / highest */ | |
196 | #define NBYTES(bit_code) (NBITS(bit_code) >> 3) | |
197 | #else /* 16bpp color definitions */ | |
198 | # define CONSOLE_COLOR_BLACK 0x0000 | |
199 | # define CONSOLE_COLOR_RED 0xF800 | |
200 | # define CONSOLE_COLOR_GREEN 0x07E0 | |
201 | # define CONSOLE_COLOR_YELLOW 0xFFE0 | |
202 | # define CONSOLE_COLOR_BLUE 0x001F | |
203 | # define CONSOLE_COLOR_MAGENTA 0xF81F | |
204 | # define CONSOLE_COLOR_CYAN 0x07FF | |
205 | # define CONSOLE_COLOR_GREY 0xC618 | |
206 | # define CONSOLE_COLOR_WHITE 0xffff /* Must remain last / highest */ | |
207 | #endif /* color definitions */ | |
208 | ||
209 | #if LCD_BPP == LCD_COLOR16 | |
210 | #define fbptr_t ushort | |
211 | #elif LCD_BPP == LCD_COLOR32 | |
212 | #define fbptr_t u32 | |
213 | #else | |
214 | #define fbptr_t uchar | |
215 | #endif | |
216 | ||
217 | #ifndef PAGE_SIZE | |
218 | #define PAGE_SIZE 4096 | |
219 | #endif | |
220 | ||
221 | #endif /* !CONFIG_DM_VIDEO */ | |
222 | ||
223 | #endif /* _LCD_H_ */ |