Bo Lv | 72d0e90 | 2023-01-02 14:27:34 +0000 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 2 | /* |
| 3 | * MPC823 and PXA LCD Controller |
| 4 | * |
| 5 | * Modeled after video interface by Paolo Scaffardi |
| 6 | * |
| 7 | * |
| 8 | * (C) Copyright 2001 |
| 9 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 10 | */ |
| 11 | |
| 12 | #ifndef _LCD_H_ |
| 13 | #define _LCD_H_ |
| 14 | #include <lcd_console.h> |
| 15 | #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) |
| 16 | #include <bmp_layout.h> |
| 17 | #include <asm/byteorder.h> |
| 18 | #endif |
| 19 | |
| 20 | int bmp_display(ulong addr, int x, int y); |
| 21 | struct bmp_image *gunzip_bmp(unsigned long addr, unsigned long *lenp, |
| 22 | void **alloc_addr); |
| 23 | |
| 24 | #ifndef CONFIG_DM_VIDEO |
| 25 | |
| 26 | extern char lcd_is_enabled; |
| 27 | extern int lcd_line_length; |
| 28 | extern struct vidinfo panel_info; |
| 29 | |
| 30 | void lcd_ctrl_init(void *lcdbase); |
| 31 | void lcd_enable(void); |
| 32 | void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue); |
| 33 | |
| 34 | /** |
| 35 | * Set whether we need to flush the dcache when changing the LCD image. This |
| 36 | * defaults to off. |
| 37 | * |
| 38 | * @param flush non-zero to flush cache after update, 0 to skip |
| 39 | */ |
| 40 | void lcd_set_flush_dcache(int flush); |
| 41 | |
| 42 | #if defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \ |
| 43 | defined CONFIG_CPU_MONAHANS |
| 44 | #include <pxa_lcd.h> |
| 45 | #elif defined(CONFIG_ATMEL_LCD) || defined(CONFIG_ATMEL_HLCD) |
| 46 | #include <atmel_lcd.h> |
| 47 | #elif defined(CONFIG_EXYNOS_FB) |
| 48 | #include <exynos_lcd.h> |
| 49 | #else |
| 50 | typedef struct vidinfo { |
| 51 | ushort vl_col; /* Number of columns (i.e. 160) */ |
| 52 | ushort vl_row; /* Number of rows (i.e. 100) */ |
| 53 | ushort vl_rot; /* Rotation of Display (0, 1, 2, 3) */ |
| 54 | u_char vl_bpix; /* Bits per pixel, 0 = 1 */ |
| 55 | ushort *cmap; /* Pointer to the colormap */ |
| 56 | void *priv; /* Pointer to driver-specific data */ |
| 57 | } vidinfo_t; |
| 58 | |
| 59 | static __maybe_unused ushort *configuration_get_cmap(void) |
| 60 | { |
| 61 | return panel_info.cmap; |
| 62 | } |
| 63 | #endif |
| 64 | |
| 65 | ushort *configuration_get_cmap(void); |
| 66 | |
| 67 | extern vidinfo_t panel_info; |
| 68 | |
| 69 | void lcd_putc(const char c); |
| 70 | void lcd_puts(const char *s); |
| 71 | void lcd_printf(const char *fmt, ...); |
| 72 | void lcd_clear(void); |
| 73 | int lcd_display_bitmap(ulong bmp_image, int x, int y); |
| 74 | |
| 75 | /** |
| 76 | * Get the width of the LCD in pixels |
| 77 | * |
| 78 | * @return width of LCD in pixels |
| 79 | */ |
| 80 | int lcd_get_pixel_width(void); |
| 81 | |
| 82 | /** |
| 83 | * Get the height of the LCD in pixels |
| 84 | * |
| 85 | * @return height of LCD in pixels |
| 86 | */ |
| 87 | int lcd_get_pixel_height(void); |
| 88 | |
| 89 | /** |
| 90 | * Get the number of text lines/rows on the LCD |
| 91 | * |
| 92 | * @return number of rows |
| 93 | */ |
| 94 | int lcd_get_screen_rows(void); |
| 95 | |
| 96 | /** |
| 97 | * Get the number of text columns on the LCD |
| 98 | * |
| 99 | * @return number of columns |
| 100 | */ |
| 101 | int lcd_get_screen_columns(void); |
| 102 | |
| 103 | /** |
| 104 | * Get the background color of the LCD |
| 105 | * |
| 106 | * @return background color value |
| 107 | */ |
| 108 | int lcd_getbgcolor(void); |
| 109 | |
| 110 | /** |
| 111 | * Get the foreground color of the LCD |
| 112 | * |
| 113 | * @return foreground color value |
| 114 | */ |
| 115 | int lcd_getfgcolor(void); |
| 116 | |
| 117 | /** |
| 118 | * Set the position of the text cursor |
| 119 | * |
| 120 | * @param col Column to place cursor (0 = left side) |
| 121 | * @param row Row to place cursor (0 = top line) |
| 122 | */ |
| 123 | void lcd_position_cursor(unsigned col, unsigned row); |
| 124 | |
| 125 | /* Allow boards to customize the information displayed */ |
| 126 | void lcd_show_board_info(void); |
| 127 | |
| 128 | /* Return the size of the LCD frame buffer, and the line length */ |
| 129 | int lcd_get_size(int *line_length); |
| 130 | |
| 131 | /* Update the LCD / flush the cache */ |
| 132 | void lcd_sync(void); |
| 133 | |
| 134 | /* |
| 135 | * Information about displays we are using. This is for configuring |
| 136 | * the LCD controller and memory allocation. Someone has to know what |
| 137 | * is connected, as we can't autodetect anything. |
| 138 | */ |
| 139 | #define CONFIG_SYS_HIGH 0 /* Pins are active high */ |
| 140 | #define CONFIG_SYS_LOW 1 /* Pins are active low */ |
| 141 | |
| 142 | #define LCD_MONOCHROME 0 |
| 143 | #define LCD_COLOR2 1 |
| 144 | #define LCD_COLOR4 2 |
| 145 | #define LCD_COLOR8 3 |
| 146 | #define LCD_COLOR16 4 |
| 147 | #define LCD_COLOR32 5 |
| 148 | |
| 149 | #if defined(CONFIG_LCD_INFO_BELOW_LOGO) |
| 150 | #define LCD_INFO_X 0 |
| 151 | #define LCD_INFO_Y (BMP_LOGO_HEIGHT + VIDEO_FONT_HEIGHT) |
| 152 | #elif defined(CONFIG_LCD_LOGO) |
| 153 | #define LCD_INFO_X (BMP_LOGO_WIDTH + 4 * VIDEO_FONT_WIDTH) |
| 154 | #define LCD_INFO_Y VIDEO_FONT_HEIGHT |
| 155 | #else |
| 156 | #define LCD_INFO_X VIDEO_FONT_WIDTH |
| 157 | #define LCD_INFO_Y VIDEO_FONT_HEIGHT |
| 158 | #endif |
| 159 | |
| 160 | /* Default to 8bpp if bit depth not specified */ |
| 161 | #ifndef LCD_BPP |
| 162 | #define LCD_BPP LCD_COLOR8 |
| 163 | #endif |
| 164 | |
| 165 | #ifndef LCD_DF |
| 166 | #define LCD_DF 1 |
| 167 | #endif |
| 168 | |
| 169 | /* Calculate nr. of bits per pixel and nr. of colors */ |
xiang.wu1 | 14497ab | 2024-02-21 14:57:05 +0800 | [diff] [blame] | 170 | //#define NBITS(bit_code) (1 << (bit_code)) |
| 171 | //#define NCOLORS(bit_code) (1 << NBITS(bit_code)) |
Bo Lv | 72d0e90 | 2023-01-02 14:27:34 +0000 | [diff] [blame] | 172 | |
| 173 | #if LCD_BPP == LCD_COLOR8 |
| 174 | # define CONSOLE_COLOR_BLACK 0 |
| 175 | # define CONSOLE_COLOR_RED 1 |
| 176 | # define CONSOLE_COLOR_GREEN 2 |
| 177 | # define CONSOLE_COLOR_YELLOW 3 |
| 178 | # define CONSOLE_COLOR_BLUE 4 |
| 179 | # define CONSOLE_COLOR_MAGENTA 5 |
| 180 | # define CONSOLE_COLOR_CYAN 6 |
| 181 | # define CONSOLE_COLOR_GREY 14 |
| 182 | # define CONSOLE_COLOR_WHITE 15 /* Must remain last / highest */ |
| 183 | #elif LCD_BPP == LCD_COLOR32 |
| 184 | #define CONSOLE_COLOR_RED 0x00ff0000 |
| 185 | #define CONSOLE_COLOR_GREEN 0x0000ff00 |
| 186 | #define CONSOLE_COLOR_YELLOW 0x00ffff00 |
| 187 | #define CONSOLE_COLOR_BLUE 0x000000ff |
| 188 | #define CONSOLE_COLOR_MAGENTA 0x00ff00ff |
| 189 | #define CONSOLE_COLOR_CYAN 0x0000ffff |
| 190 | #define CONSOLE_COLOR_GREY 0x00aaaaaa |
| 191 | #define CONSOLE_COLOR_BLACK 0x00000000 |
| 192 | #define CONSOLE_COLOR_WHITE 0x00ffffff /* Must remain last / highest */ |
| 193 | #define NBYTES(bit_code) (NBITS(bit_code) >> 3) |
| 194 | #else /* 16bpp color definitions */ |
| 195 | # define CONSOLE_COLOR_BLACK 0x0000 |
| 196 | # define CONSOLE_COLOR_RED 0xF800 |
| 197 | # define CONSOLE_COLOR_GREEN 0x07E0 |
| 198 | # define CONSOLE_COLOR_YELLOW 0xFFE0 |
| 199 | # define CONSOLE_COLOR_BLUE 0x001F |
| 200 | # define CONSOLE_COLOR_MAGENTA 0xF81F |
| 201 | # define CONSOLE_COLOR_CYAN 0x07FF |
| 202 | # define CONSOLE_COLOR_GREY 0xC618 |
| 203 | # define CONSOLE_COLOR_WHITE 0xffff /* Must remain last / highest */ |
| 204 | #endif /* color definitions */ |
| 205 | |
| 206 | #if LCD_BPP == LCD_COLOR16 |
| 207 | #define fbptr_t ushort |
| 208 | #elif LCD_BPP == LCD_COLOR32 |
| 209 | #define fbptr_t u32 |
| 210 | #else |
| 211 | #define fbptr_t uchar |
| 212 | #endif |
| 213 | |
| 214 | #ifndef PAGE_SIZE |
| 215 | #define PAGE_SIZE 4096 |
| 216 | #endif |
| 217 | |
| 218 | #endif /* !CONFIG_DM_VIDEO */ |
| 219 | |
| 220 | #endif /* _LCD_H_ */ |