* (C) Copyright 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _LCD_H_
extern char lcd_is_enabled;
extern int lcd_line_length;
-extern int lcd_color_fg;
-extern int lcd_color_bg;
-/*
- * Frame buffer memory information
- */
-extern void *lcd_base; /* Start of framebuffer memory */
-extern void *lcd_console_address; /* Start of console buffer */
-
-extern short console_col;
-extern short console_row;
extern struct vidinfo panel_info;
-extern void lcd_ctrl_init (void *lcdbase);
-extern void lcd_enable (void);
+void lcd_ctrl_init(void *lcdbase);
+void lcd_enable(void);
/* setcolreg used in 8bpp/16bpp; initcolregs used in monochrome */
-extern void lcd_setcolreg (ushort regno,
- ushort red, ushort green, ushort blue);
-extern void lcd_initcolregs (void);
+void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue);
+void lcd_initcolregs(void);
+
+int lcd_getfgcolor(void);
/* gunzip_bmp used if CONFIG_VIDEO_BMP_GZIP */
-extern struct bmp_image *gunzip_bmp(unsigned long addr, unsigned long *lenp);
+struct bmp_image *gunzip_bmp(unsigned long addr, unsigned long *lenp,
+ void **alloc_addr);
+int bmp_display(ulong addr, int x, int y);
+
+/**
+ * Set whether we need to flush the dcache when changing the LCD image. This
+ * defaults to off.
+ *
+ * @param flush non-zero to flush cache after update, 0 to skip
+ */
+void lcd_set_flush_dcache(int flush);
#if defined CONFIG_MPC823
/*
u_char vl_wbf; /* Wait between frames */
} vidinfo_t;
-#elif defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
+#elif defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \
+ defined CONFIG_CPU_MONAHANS
/*
* PXA LCD DMA descriptor
*/
struct pxafb_info pxa;
} vidinfo_t;
-#elif defined(CONFIG_ATMEL_LCD)
+#elif defined(CONFIG_ATMEL_LCD) || defined(CONFIG_ATMEL_HLCD)
typedef struct vidinfo {
ushort vl_col; /* Number of columns (i.e. 640) */
u_long vl_bpix; /* Bits per pixel, 0 = 1, 1 = 2, 2 = 4, 3 = 8, 4 = 16 */
u_long vl_tft; /* 0 = passive, 1 = TFT */
u_long vl_cont_pol_low; /* contrast polarity is low */
+ u_long vl_clk_pol; /* clock polarity */
/* Horizontal control register. */
u_long vl_hsync_len; /* Length of horizontal sync */
u_long mmio; /* Memory mapped registers */
} vidinfo_t;
+#elif defined(CONFIG_EXYNOS_FB)
+
+enum {
+ FIMD_RGB_INTERFACE = 1,
+ FIMD_CPU_INTERFACE = 2,
+};
+
+enum exynos_fb_rgb_mode_t {
+ MODE_RGB_P = 0,
+ MODE_BGR_P = 1,
+ MODE_RGB_S = 2,
+ MODE_BGR_S = 3,
+};
+
+typedef struct vidinfo {
+ ushort vl_col; /* Number of columns (i.e. 640) */
+ ushort vl_row; /* Number of rows (i.e. 480) */
+ ushort vl_width; /* Width of display area in millimeters */
+ ushort vl_height; /* Height of display area in millimeters */
+
+ /* LCD configuration register */
+ u_char vl_freq; /* Frequency */
+ u_char vl_clkp; /* Clock polarity */
+ u_char vl_oep; /* Output Enable polarity */
+ u_char vl_hsp; /* Horizontal Sync polarity */
+ u_char vl_vsp; /* Vertical Sync polarity */
+ u_char vl_dp; /* Data polarity */
+ u_char vl_bpix; /* Bits per pixel */
+
+ /* Horizontal control register. Timing from data sheet */
+ u_char vl_hspw; /* Horz sync pulse width */
+ u_char vl_hfpd; /* Wait before of line */
+ u_char vl_hbpd; /* Wait end of line */
+
+ /* Vertical control register. */
+ u_char vl_vspw; /* Vertical sync pulse width */
+ u_char vl_vfpd; /* Wait before of frame */
+ u_char vl_vbpd; /* Wait end of frame */
+ u_char vl_cmd_allow_len; /* Wait end of frame */
+
+ unsigned int win_id;
+ unsigned int init_delay;
+ unsigned int power_on_delay;
+ unsigned int reset_delay;
+ unsigned int interface_mode;
+ unsigned int mipi_enabled;
+ unsigned int dp_enabled;
+ unsigned int cs_setup;
+ unsigned int wr_setup;
+ unsigned int wr_act;
+ unsigned int wr_hold;
+ unsigned int logo_on;
+ unsigned int logo_width;
+ unsigned int logo_height;
+ int logo_x_offset;
+ int logo_y_offset;
+ unsigned long logo_addr;
+ unsigned int rgb_mode;
+ unsigned int resolution;
+
+ /* parent clock name(MPLL, EPLL or VPLL) */
+ unsigned int pclk_name;
+ /* ratio value for source clock from parent clock. */
+ unsigned int sclk_div;
+
+ unsigned int dual_lcd_enabled;
+} vidinfo_t;
+
+void init_panel_info(vidinfo_t *vid);
+
#else
typedef struct vidinfo {
void *priv; /* Pointer to driver-specific data */
} vidinfo_t;
-#endif /* CONFIG_MPC823, CONFIG_PXA250 or CONFIG_MCC200 or CONFIG_ATMEL_LCD */
+#endif /* CONFIG_MPC823, CONFIG_CPU_PXA25X, CONFIG_MCC200, CONFIG_ATMEL_LCD */
extern vidinfo_t panel_info;
/* Video functions */
#if defined(CONFIG_RBC823)
-void lcd_disable (void);
+void lcd_disable(void);
#endif
+void lcd_putc(const char c);
+void lcd_puts(const char *s);
+void lcd_printf(const char *fmt, ...);
+void lcd_clear(void);
+int lcd_display_bitmap(ulong bmp_image, int x, int y);
-/* int lcd_init (void *lcdbase); */
-void lcd_putc (const char c);
-void lcd_puts (const char *s);
-void lcd_printf (const char *fmt, ...);
+/**
+ * Get the width of the LCD in pixels
+ *
+ * @return width of LCD in pixels
+ */
+int lcd_get_pixel_width(void);
+
+/**
+ * Get the height of the LCD in pixels
+ *
+ * @return height of LCD in pixels
+ */
+int lcd_get_pixel_height(void);
+
+/**
+ * Get the number of text lines/rows on the LCD
+ *
+ * @return number of rows
+ */
+int lcd_get_screen_rows(void);
+
+/**
+ * Get the number of text columns on the LCD
+ *
+ * @return number of columns
+ */
+int lcd_get_screen_columns(void);
+
+/**
+ * Set the position of the text cursor
+ *
+ * @param col Column to place cursor (0 = left side)
+ * @param row Row to place cursor (0 = top line)
+ */
+void lcd_position_cursor(unsigned col, unsigned row);
/* Allow boards to customize the information displayed */
void lcd_show_board_info(void);
+/* Return the size of the LCD frame buffer, and the line length */
+int lcd_get_size(int *line_length);
+
+int lcd_dt_simplefb_add_node(void *blob);
+int lcd_dt_simplefb_enable_existing_node(void *blob);
+
+/* Update the LCD / flush the cache */
+void lcd_sync(void);
+
/************************************************************************/
/* ** BITMAP DISPLAY SUPPORT */
/************************************************************************/
* is connected, as we can't autodetect anything.
*/
#define CONFIG_SYS_HIGH 0 /* Pins are active high */
-#define CONFIG_SYS_LOW 1 /* Pins are active low */
+#define CONFIG_SYS_LOW 1 /* Pins are active low */
#define LCD_MONOCHROME 0
#define LCD_COLOR2 1
# define LCD_INFO_Y (BMP_LOGO_HEIGHT + VIDEO_FONT_HEIGHT)
#elif defined(CONFIG_LCD_LOGO)
# define LCD_INFO_X (BMP_LOGO_WIDTH + 4 * VIDEO_FONT_WIDTH)
-# define LCD_INFO_Y (VIDEO_FONT_HEIGHT)
+# define LCD_INFO_Y VIDEO_FONT_HEIGHT
#else
-# define LCD_INFO_X (VIDEO_FONT_WIDTH)
-# define LCD_INFO_Y (VIDEO_FONT_HEIGHT)
+# define LCD_INFO_X VIDEO_FONT_WIDTH
+# define LCD_INFO_Y VIDEO_FONT_HEIGHT
#endif
/* Default to 8bpp if bit depth not specified */
# define PAGE_SIZE 4096
#endif
-/************************************************************************/
-/* ** CONSOLE DEFINITIONS & FUNCTIONS */
-/************************************************************************/
-#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
-# define CONSOLE_ROWS ((panel_info.vl_row-BMP_LOGO_HEIGHT) \
- / VIDEO_FONT_HEIGHT)
-#else
-# define CONSOLE_ROWS (panel_info.vl_row / VIDEO_FONT_HEIGHT)
-#endif
-
-#define CONSOLE_COLS (panel_info.vl_col / VIDEO_FONT_WIDTH)
-#define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * lcd_line_length)
-#define CONSOLE_ROW_FIRST (lcd_console_address)
-#define CONSOLE_ROW_SECOND (lcd_console_address + CONSOLE_ROW_SIZE)
-#define CONSOLE_ROW_LAST (lcd_console_address + CONSOLE_SIZE \
- - CONSOLE_ROW_SIZE)
-#define CONSOLE_SIZE (CONSOLE_ROW_SIZE * CONSOLE_ROWS)
-#define CONSOLE_SCROLL_SIZE (CONSOLE_SIZE - CONSOLE_ROW_SIZE)
-
-#if LCD_BPP == LCD_MONOCHROME
-# define COLOR_MASK(c) ((c) | (c) << 1 | (c) << 2 | (c) << 3 | \
- (c) << 4 | (c) << 5 | (c) << 6 | (c) << 7)
-#elif (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16)
-# define COLOR_MASK(c) (c)
-#else
-# error Unsupported LCD BPP.
-#endif
-
/************************************************************************/
#endif /* _LCD_H_ */
projects / karo-tx-uboot.git / blobdiff