1*83d290c5STom Rini /* SPDX-License-Identifier: GPL-2.0+ */
2fe8c2806Swdenk /*
38655b6f8Swdenk * MPC823 and PXA LCD Controller
4fe8c2806Swdenk *
5fe8c2806Swdenk * Modeled after video interface by Paolo Scaffardi
6fe8c2806Swdenk *
7fe8c2806Swdenk *
8fe8c2806Swdenk * (C) Copyright 2001
9fe8c2806Swdenk * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
10fe8c2806Swdenk */
11fe8c2806Swdenk
12fe8c2806Swdenk #ifndef _LCD_H_
13fe8c2806Swdenk #define _LCD_H_
14904672eeSNikita Kiryanov #include <lcd_console.h>
15c8d2febcSNikita Kiryanov #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN)
16c8d2febcSNikita Kiryanov #include <bmp_layout.h>
17c8d2febcSNikita Kiryanov #include <asm/byteorder.h>
18c8d2febcSNikita Kiryanov #endif
19fe8c2806Swdenk
206cbf5de7SSimon Glass int bmp_display(ulong addr, int x, int y);
216cbf5de7SSimon Glass struct bmp_image *gunzip_bmp(unsigned long addr, unsigned long *lenp,
226cbf5de7SSimon Glass void **alloc_addr);
236cbf5de7SSimon Glass
246cbf5de7SSimon Glass #ifndef CONFIG_DM_VIDEO
256cbf5de7SSimon Glass
268655b6f8Swdenk extern char lcd_is_enabled;
278655b6f8Swdenk extern int lcd_line_length;
286111722aSAlessandro Rubini extern struct vidinfo panel_info;
296111722aSAlessandro Rubini
306b035141SJeroen Hofstee void lcd_ctrl_init(void *lcdbase);
316b035141SJeroen Hofstee void lcd_enable(void);
326b035141SJeroen Hofstee void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue);
336111722aSAlessandro Rubini
349a8efc46SSimon Glass /**
359a8efc46SSimon Glass * Set whether we need to flush the dcache when changing the LCD image. This
369a8efc46SSimon Glass * defaults to off.
379a8efc46SSimon Glass *
389a8efc46SSimon Glass * @param flush non-zero to flush cache after update, 0 to skip
399a8efc46SSimon Glass */
409a8efc46SSimon Glass void lcd_set_flush_dcache(int flush);
419a8efc46SSimon Glass
425b8e76c3SHeiko Schocher #if defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \
43abc20abaSMarek Vasut defined CONFIG_CPU_MONAHANS
44baaa7dd7SNikita Kiryanov #include <pxa_lcd.h>
45f6b690e6SBo Shen #elif defined(CONFIG_ATMEL_LCD) || defined(CONFIG_ATMEL_HLCD)
46baaa7dd7SNikita Kiryanov #include <atmel_lcd.h>
47559a05ccSDonghwa Lee #elif defined(CONFIG_EXYNOS_FB)
48baaa7dd7SNikita Kiryanov #include <exynos_lcd.h>
49b245e65eSGuennadi Liakhovetski #else
50b245e65eSGuennadi Liakhovetski typedef struct vidinfo {
51b245e65eSGuennadi Liakhovetski ushort vl_col; /* Number of columns (i.e. 160) */
52b245e65eSGuennadi Liakhovetski ushort vl_row; /* Number of rows (i.e. 100) */
53604c7d4aSHannes Petermaier ushort vl_rot; /* Rotation of Display (0, 1, 2, 3) */
54b245e65eSGuennadi Liakhovetski u_char vl_bpix; /* Bits per pixel, 0 = 1 */
55b245e65eSGuennadi Liakhovetski ushort *cmap; /* Pointer to the colormap */
56b245e65eSGuennadi Liakhovetski void *priv; /* Pointer to driver-specific data */
57b245e65eSGuennadi Liakhovetski } vidinfo_t;
5838b55087SNikita Kiryanov
configuration_get_cmap(void)5938b55087SNikita Kiryanov static __maybe_unused ushort *configuration_get_cmap(void)
6038b55087SNikita Kiryanov {
6138b55087SNikita Kiryanov return panel_info.cmap;
6238b55087SNikita Kiryanov }
63baaa7dd7SNikita Kiryanov #endif
648655b6f8Swdenk
6538b55087SNikita Kiryanov ushort *configuration_get_cmap(void);
6638b55087SNikita Kiryanov
6760e97419SAlessandro Rubini extern vidinfo_t panel_info;
6860e97419SAlessandro Rubini
69fe8c2806Swdenk void lcd_putc(const char c);
70fe8c2806Swdenk void lcd_puts(const char *s);
71fe8c2806Swdenk void lcd_printf(const char *fmt, ...);
7202110903SChe-Liang Chiou void lcd_clear(void);
7302110903SChe-Liang Chiou int lcd_display_bitmap(ulong bmp_image, int x, int y);
74fe8c2806Swdenk
75395166cfSVadim Bendebury /**
76395166cfSVadim Bendebury * Get the width of the LCD in pixels
77395166cfSVadim Bendebury *
78395166cfSVadim Bendebury * @return width of LCD in pixels
79395166cfSVadim Bendebury */
80395166cfSVadim Bendebury int lcd_get_pixel_width(void);
81395166cfSVadim Bendebury
82395166cfSVadim Bendebury /**
83395166cfSVadim Bendebury * Get the height of the LCD in pixels
84395166cfSVadim Bendebury *
85395166cfSVadim Bendebury * @return height of LCD in pixels
86395166cfSVadim Bendebury */
87395166cfSVadim Bendebury int lcd_get_pixel_height(void);
88395166cfSVadim Bendebury
89395166cfSVadim Bendebury /**
90395166cfSVadim Bendebury * Get the number of text lines/rows on the LCD
91395166cfSVadim Bendebury *
92395166cfSVadim Bendebury * @return number of rows
93395166cfSVadim Bendebury */
94395166cfSVadim Bendebury int lcd_get_screen_rows(void);
95395166cfSVadim Bendebury
96395166cfSVadim Bendebury /**
97395166cfSVadim Bendebury * Get the number of text columns on the LCD
98395166cfSVadim Bendebury *
99395166cfSVadim Bendebury * @return number of columns
100395166cfSVadim Bendebury */
101395166cfSVadim Bendebury int lcd_get_screen_columns(void);
102395166cfSVadim Bendebury
103395166cfSVadim Bendebury /**
1044d03634eSNikita Kiryanov * Get the background color of the LCD
1054d03634eSNikita Kiryanov *
1064d03634eSNikita Kiryanov * @return background color value
1074d03634eSNikita Kiryanov */
1084d03634eSNikita Kiryanov int lcd_getbgcolor(void);
1094d03634eSNikita Kiryanov
1104d03634eSNikita Kiryanov /**
1114d03634eSNikita Kiryanov * Get the foreground color of the LCD
1124d03634eSNikita Kiryanov *
1134d03634eSNikita Kiryanov * @return foreground color value
1144d03634eSNikita Kiryanov */
1154d03634eSNikita Kiryanov int lcd_getfgcolor(void);
1164d03634eSNikita Kiryanov
1174d03634eSNikita Kiryanov /**
118395166cfSVadim Bendebury * Set the position of the text cursor
119395166cfSVadim Bendebury *
120395166cfSVadim Bendebury * @param col Column to place cursor (0 = left side)
121395166cfSVadim Bendebury * @param row Row to place cursor (0 = top line)
122395166cfSVadim Bendebury */
123395166cfSVadim Bendebury void lcd_position_cursor(unsigned col, unsigned row);
124395166cfSVadim Bendebury
1256b59e03eSHaavard Skinnemoen /* Allow boards to customize the information displayed */
1266b59e03eSHaavard Skinnemoen void lcd_show_board_info(void);
1278655b6f8Swdenk
128676d319eSSimon Glass /* Return the size of the LCD frame buffer, and the line length */
129676d319eSSimon Glass int lcd_get_size(int *line_length);
130676d319eSSimon Glass
1317d95f2a3SSimon Glass /* Update the LCD / flush the cache */
1327d95f2a3SSimon Glass void lcd_sync(void);
1337d95f2a3SSimon Glass
1348655b6f8Swdenk /*
1358655b6f8Swdenk * Information about displays we are using. This is for configuring
1368655b6f8Swdenk * the LCD controller and memory allocation. Someone has to know what
1378655b6f8Swdenk * is connected, as we can't autodetect anything.
1388655b6f8Swdenk */
1396d0f6bcfSJean-Christophe PLAGNIOL-VILLARD #define CONFIG_SYS_HIGH 0 /* Pins are active high */
1406d0f6bcfSJean-Christophe PLAGNIOL-VILLARD #define CONFIG_SYS_LOW 1 /* Pins are active low */
1418655b6f8Swdenk
1428655b6f8Swdenk #define LCD_MONOCHROME 0
1438655b6f8Swdenk #define LCD_COLOR2 1
1448655b6f8Swdenk #define LCD_COLOR4 2
1458655b6f8Swdenk #define LCD_COLOR8 3
1468655b6f8Swdenk #define LCD_COLOR16 4
14757d76a89SHannes Petermaier #define LCD_COLOR32 5
148c8d2febcSNikita Kiryanov
14988804d19Swdenk #if defined(CONFIG_LCD_INFO_BELOW_LOGO)
1508655b6f8Swdenk #define LCD_INFO_X 0
1518655b6f8Swdenk #define LCD_INFO_Y (BMP_LOGO_HEIGHT + VIDEO_FONT_HEIGHT)
1528655b6f8Swdenk #elif defined(CONFIG_LCD_LOGO)
1538655b6f8Swdenk #define LCD_INFO_X (BMP_LOGO_WIDTH + 4 * VIDEO_FONT_WIDTH)
1546b035141SJeroen Hofstee #define LCD_INFO_Y VIDEO_FONT_HEIGHT
1558655b6f8Swdenk #else
1566b035141SJeroen Hofstee #define LCD_INFO_X VIDEO_FONT_WIDTH
1576b035141SJeroen Hofstee #define LCD_INFO_Y VIDEO_FONT_HEIGHT
1588655b6f8Swdenk #endif
1598655b6f8Swdenk
1608655b6f8Swdenk /* Default to 8bpp if bit depth not specified */
1618655b6f8Swdenk #ifndef LCD_BPP
1628655b6f8Swdenk #define LCD_BPP LCD_COLOR8
1638655b6f8Swdenk #endif
164c8d2febcSNikita Kiryanov
1658655b6f8Swdenk #ifndef LCD_DF
1668655b6f8Swdenk #define LCD_DF 1
1678655b6f8Swdenk #endif
1688655b6f8Swdenk
1698655b6f8Swdenk /* Calculate nr. of bits per pixel and nr. of colors */
1708655b6f8Swdenk #define NBITS(bit_code) (1 << (bit_code))
1718655b6f8Swdenk #define NCOLORS(bit_code) (1 << NBITS(bit_code))
1728655b6f8Swdenk
173f4469f50SNikita Kiryanov #if LCD_BPP == LCD_COLOR8
1748655b6f8Swdenk # define CONSOLE_COLOR_BLACK 0
1758655b6f8Swdenk # define CONSOLE_COLOR_RED 1
1768655b6f8Swdenk # define CONSOLE_COLOR_GREEN 2
1778655b6f8Swdenk # define CONSOLE_COLOR_YELLOW 3
1788655b6f8Swdenk # define CONSOLE_COLOR_BLUE 4
1798655b6f8Swdenk # define CONSOLE_COLOR_MAGENTA 5
1808655b6f8Swdenk # define CONSOLE_COLOR_CYAN 6
1818655b6f8Swdenk # define CONSOLE_COLOR_GREY 14
1828655b6f8Swdenk # define CONSOLE_COLOR_WHITE 15 /* Must remain last / highest */
18357d76a89SHannes Petermaier #elif LCD_BPP == LCD_COLOR32
18457d76a89SHannes Petermaier #define CONSOLE_COLOR_RED 0x00ff0000
18557d76a89SHannes Petermaier #define CONSOLE_COLOR_GREEN 0x0000ff00
18657d76a89SHannes Petermaier #define CONSOLE_COLOR_YELLOW 0x00ffff00
18757d76a89SHannes Petermaier #define CONSOLE_COLOR_BLUE 0x000000ff
18857d76a89SHannes Petermaier #define CONSOLE_COLOR_MAGENTA 0x00ff00ff
18957d76a89SHannes Petermaier #define CONSOLE_COLOR_CYAN 0x0000ffff
19057d76a89SHannes Petermaier #define CONSOLE_COLOR_GREY 0x00aaaaaa
19157d76a89SHannes Petermaier #define CONSOLE_COLOR_BLACK 0x00000000
19257d76a89SHannes Petermaier #define CONSOLE_COLOR_WHITE 0x00ffffff /* Must remain last / highest */
19357d76a89SHannes Petermaier #define NBYTES(bit_code) (NBITS(bit_code) >> 3)
194c8d2febcSNikita Kiryanov #else /* 16bpp color definitions */
1958655b6f8Swdenk # define CONSOLE_COLOR_BLACK 0x0000
196e32951b5SAndreas Neubacher # define CONSOLE_COLOR_RED 0xF800
197e32951b5SAndreas Neubacher # define CONSOLE_COLOR_GREEN 0x07E0
198e32951b5SAndreas Neubacher # define CONSOLE_COLOR_YELLOW 0xFFE0
199e32951b5SAndreas Neubacher # define CONSOLE_COLOR_BLUE 0x001F
200e32951b5SAndreas Neubacher # define CONSOLE_COLOR_MAGENTA 0xF81F
201e32951b5SAndreas Neubacher # define CONSOLE_COLOR_CYAN 0x07FF
202e32951b5SAndreas Neubacher # define CONSOLE_COLOR_GREY 0xC618
2038655b6f8Swdenk # define CONSOLE_COLOR_WHITE 0xffff /* Must remain last / highest */
2048655b6f8Swdenk #endif /* color definitions */
2058655b6f8Swdenk
206604c7d4aSHannes Petermaier #if LCD_BPP == LCD_COLOR16
207604c7d4aSHannes Petermaier #define fbptr_t ushort
208604c7d4aSHannes Petermaier #elif LCD_BPP == LCD_COLOR32
209604c7d4aSHannes Petermaier #define fbptr_t u32
210604c7d4aSHannes Petermaier #else
211604c7d4aSHannes Petermaier #define fbptr_t uchar
212604c7d4aSHannes Petermaier #endif
213604c7d4aSHannes Petermaier
2148655b6f8Swdenk #ifndef PAGE_SIZE
2158655b6f8Swdenk #define PAGE_SIZE 4096
2168655b6f8Swdenk #endif
2178655b6f8Swdenk
2186cbf5de7SSimon Glass #endif /* !CONFIG_DM_VIDEO */
2196cbf5de7SSimon Glass
2208655b6f8Swdenk #endif /* _LCD_H_ */
221