/*
+ * Copyright (C) 2004-2010 Freescale Semiconductor, Inc.
+ *
* MPC823 and PXA LCD Controller
*
* Modeled after video interface by Paolo Scaffardi
* (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_
#define _LCD_H_
+#include <lcd_console.h>
+#if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN)
+#include <bmp_layout.h>
+#include <asm/byteorder.h>
+#endif
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);
-extern int board_splash_screen_prepare(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_ctrl_init(void *lcdbase);
+void lcd_enable(void);
+void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue);
-/* gunzip_bmp used if CONFIG_VIDEO_BMP_GZIP */
-extern struct bmp_image *gunzip_bmp(unsigned long addr, unsigned long *lenp);
-extern int bmp_display(ulong addr, int x, int y);
+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
void lcd_set_flush_dcache(int flush);
#if defined CONFIG_MPC823
-/*
- * LCD controller stucture for MPC823 CPU
- */
-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_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, 0 = 1, 1 = 2, 2 = 4, 3 = 8 */
- u_char vl_lbw; /* LCD Bus width, 0 = 4, 1 = 8 */
- u_char vl_splt; /* Split display, 0 = single-scan, 1 = dual-scan */
- u_char vl_clor; /* Color, 0 = mono, 1 = color */
- u_char vl_tft; /* 0 = passive, 1 = TFT */
-
- /* Horizontal control register. Timing from data sheet */
- ushort vl_wbl; /* Wait between lines */
-
- /* Vertical control register */
- u_char vl_vpw; /* Vertical sync pulse width */
- u_char vl_lcdac; /* LCD AC timing */
- u_char vl_wbf; /* Wait between frames */
-} vidinfo_t;
-
+#include <mpc823_lcd.h>
#elif defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \
defined CONFIG_CPU_MONAHANS
-/*
- * PXA LCD DMA descriptor
- */
-struct pxafb_dma_descriptor {
- u_long fdadr; /* Frame descriptor address register */
- u_long fsadr; /* Frame source address register */
- u_long fidr; /* Frame ID register */
- u_long ldcmd; /* Command register */
-};
-
-/*
- * PXA LCD info
- */
-struct pxafb_info {
-
- /* Misc registers */
- u_long reg_lccr3;
- u_long reg_lccr2;
- u_long reg_lccr1;
- u_long reg_lccr0;
- u_long fdadr0;
- u_long fdadr1;
-
- /* DMA descriptors */
- struct pxafb_dma_descriptor * dmadesc_fblow;
- struct pxafb_dma_descriptor * dmadesc_fbhigh;
- struct pxafb_dma_descriptor * dmadesc_palette;
-
- u_long screen; /* physical address of frame buffer */
- u_long palette; /* physical address of palette memory */
- u_int palette_size;
-};
-
-/*
- * LCD controller stucture for PXA CPU
- */
-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_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, 0 = 1, 1 = 2, 2 = 4, 3 = 8, 4 = 16 */
- u_char vl_lbw; /* LCD Bus width, 0 = 4, 1 = 8 */
- u_char vl_splt; /* Split display, 0 = single-scan, 1 = dual-scan */
- u_char vl_clor; /* Color, 0 = mono, 1 = color */
- u_char vl_tft; /* 0 = passive, 1 = TFT */
-
- /* Horizontal control register. Timing from data sheet */
- ushort vl_hpw; /* Horz sync pulse width */
- u_char vl_blw; /* Wait before of line */
- u_char vl_elw; /* Wait end of line */
-
- /* Vertical control register. */
- u_char vl_vpw; /* Vertical sync pulse width */
- u_char vl_bfw; /* Wait before of frame */
- u_char vl_efw; /* Wait end of frame */
-
- /* PXA LCD controller params */
- struct pxafb_info pxa;
-} vidinfo_t;
-
+#include <pxa_lcd.h>
#elif defined(CONFIG_ATMEL_LCD) || defined(CONFIG_ATMEL_HLCD)
-
-typedef struct vidinfo {
- ushort vl_col; /* Number of columns (i.e. 640) */
- ushort vl_row; /* Number of rows (i.e. 480) */
- u_long vl_clk; /* pixel clock in ps */
-
- /* LCD configuration register */
- u_long vl_sync; /* Horizontal / vertical sync */
- 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 vl_left_margin; /* Time from sync to picture */
- u_long vl_right_margin; /* Time from picture to sync */
-
- /* Vertical control register. */
- u_long vl_vsync_len; /* Length of vertical sync */
- u_long vl_upper_margin; /* Time from sync to picture */
- u_long vl_lower_margin; /* Time from picture to sync */
-
- u_long mmio; /* Memory mapped registers */
-} vidinfo_t;
-
+#include <atmel_lcd.h>
#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;
- 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);
-
+#include <exynos_lcd.h>
#else
-
typedef struct vidinfo {
ushort vl_col; /* Number of columns (i.e. 160) */
ushort vl_row; /* Number of rows (i.e. 100) */
-
+ ushort vl_rot; /* Rotation of Display (0, 1, 2, 3) */
u_char vl_bpix; /* Bits per pixel, 0 = 1 */
-
ushort *cmap; /* Pointer to the colormap */
-
void *priv; /* Pointer to driver-specific data */
} vidinfo_t;
-#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);
+static __maybe_unused ushort *configuration_get_cmap(void)
+{
+ return panel_info.cmap;
+}
#endif
+ushort *configuration_get_cmap(void);
-/* int lcd_init (void *lcdbase); */
-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);
+extern vidinfo_t panel_info;
+
+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);
/**
* Get the width of the LCD in pixels
*/
int lcd_get_screen_columns(void);
+/**
+ * Get the background color of the LCD
+ *
+ * @return background color value
+ */
+int lcd_getbgcolor(void);
+
+/**
+ * Get the foreground color of the LCD
+ *
+ * @return foreground color value
+ */
+int lcd_getfgcolor(void);
+
/**
* Set the position of the text cursor
*
/* Return the size of the LCD frame buffer, and the line length */
int lcd_get_size(int *line_length);
-/************************************************************************/
-/* ** BITMAP DISPLAY SUPPORT */
-/************************************************************************/
-#if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN)
-# include <bmp_layout.h>
-# include <asm/byteorder.h>
-#endif
+/* Update the LCD / flush the cache */
+void lcd_sync(void);
/*
* Information about displays we are using. This is for configuring
* 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_COLOR4 2
#define LCD_COLOR8 3
#define LCD_COLOR16 4
+#define LCD_COLOR32 5
-/*----------------------------------------------------------------------*/
#if defined(CONFIG_LCD_INFO_BELOW_LOGO)
-# define LCD_INFO_X 0
-# define LCD_INFO_Y (BMP_LOGO_HEIGHT + VIDEO_FONT_HEIGHT)
+#define LCD_INFO_X 0
+#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_X (BMP_LOGO_WIDTH + 4 * VIDEO_FONT_WIDTH)
+#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 */
#ifndef LCD_BPP
-# define LCD_BPP LCD_COLOR8
+#define LCD_BPP LCD_COLOR8
#endif
+
#ifndef LCD_DF
-# define LCD_DF 1
+#define LCD_DF 1
#endif
/* Calculate nr. of bits per pixel and nr. of colors */
#define NBITS(bit_code) (1 << (bit_code))
#define NCOLORS(bit_code) (1 << NBITS(bit_code))
-/************************************************************************/
-/* ** CONSOLE CONSTANTS */
-/************************************************************************/
-#if LCD_BPP == LCD_MONOCHROME
-
-/*
- * Simple black/white definitions
- */
-# define CONSOLE_COLOR_BLACK 0
-# define CONSOLE_COLOR_WHITE 1 /* Must remain last / highest */
-
-#elif LCD_BPP == LCD_COLOR8
-
-/*
- * 8bpp color definitions
- */
+#if LCD_BPP == LCD_COLOR8
# define CONSOLE_COLOR_BLACK 0
# define CONSOLE_COLOR_RED 1
# define CONSOLE_COLOR_GREEN 2
# define CONSOLE_COLOR_MAGENTA 5
# define CONSOLE_COLOR_CYAN 6
# define CONSOLE_COLOR_GREY 14
-# define CONSOLE_COLOR_WHITE 15 /* Must remain last / highest */
-
-#else
-
-/*
- * 16bpp color definitions
- */
-# define CONSOLE_COLOR_BLACK 0x0000
-# define CONSOLE_COLOR_WHITE 0xffff /* Must remain last / highest */
-
+# define CONSOLE_COLOR_WHITE 15 /* Must remain last / highest */
+#elif LCD_BPP == LCD_COLOR32
+#define CONSOLE_COLOR_RED 0x00ff0000
+#define CONSOLE_COLOR_GREEN 0x0000ff00
+#define CONSOLE_COLOR_YELLOW 0x00ffff00
+#define CONSOLE_COLOR_BLUE 0x000000ff
+#define CONSOLE_COLOR_MAGENTA 0x00ff00ff
+#define CONSOLE_COLOR_CYAN 0x0000ffff
+#define CONSOLE_COLOR_GREY 0x00aaaaaa
+#define CONSOLE_COLOR_BLACK 0x00000000
+#define CONSOLE_COLOR_WHITE 0x00ffffff /* Must remain last / highest */
+#define NBYTES(bit_code) (NBITS(bit_code) >> 3)
+#else /* 16bpp color definitions */
+#define CONSOLE_COLOR_BLACK 0x0000
+#define CONSOLE_COLOR_WHITE 0xffff /* Must remain last / highest */
#endif /* color definitions */
-/************************************************************************/
-#ifndef PAGE_SIZE
-# 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)
+#if LCD_BPP == LCD_COLOR16
+#define fbptr_t ushort
+#elif LCD_BPP == LCD_COLOR32
+#define fbptr_t u32
#else
-# define CONSOLE_ROWS (panel_info.vl_row / VIDEO_FONT_HEIGHT)
+#define fbptr_t uchar
#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.
+#ifndef PAGE_SIZE
+#define PAGE_SIZE 4096
#endif
-/************************************************************************/
-
#endif /* _LCD_H_ */
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