lcd.c.svn-base

PowerPC850系列的產品開機程式uboot是linuxOS BASED的程式碼

/*
 * (C) Copyright 2001-2002
 * Wolfgang Denk, DENX Software Engineering -- [e-mail]
 *
 * 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
 */

/************************************************************************/
/* ** HEADER FILES							*/
/************************************************************************/

/* #define DEBUG */

#include <config.h>
#include <common.h>
#include <command.h>
#include <watchdog.h>
#include <version.h>
#include <stdarg.h>
#include <lcdvideo.h>
#include <linux/types.h>
#include <devices.h>
#if defined(CONFIG_POST)
#include <post.h>
#endif
#include <lcd.h>

#ifdef CONFIG_LCD

/************************************************************************/
/* ** CONFIG STUFF -- should be moved to board config file		*/
/************************************************************************/
#ifndef CONFIG_LCD_INFO
#define CONFIG_LCD_INFO		/* Display Logo, (C) and system info	*/
#endif

#if defined(CONFIG_V37) || defined(CONFIG_EDT32F10)
#undef CONFIG_LCD_LOGO
#undef CONFIG_LCD_INFO
#endif

/*----------------------------------------------------------------------*/
#ifdef CONFIG_KYOCERA_KCS057QV1AJ
/*
 *  Kyocera KCS057QV1AJ-G23. Passive, color, single scan.
 */
#define LCD_BPP	LCD_COLOR4

vidinfo_t panel_info = {
    640, 480, 132, 99, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH,
    LCD_BPP, 1, 0, 1, 0,  5, 0, 0, 0
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_KYOCERA_KCS057QV1AJ */
/*----------------------------------------------------------------------*/

/*----------------------------------------------------------------------*/
#ifdef CONFIG_HITACHI_SP19X001_Z1A
/*
 *  Hitachi SP19X001-. Active, color, single scan.
 */
vidinfo_t panel_info = {
    640, 480, 154, 116, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH,
    LCD_COLOR8, 1, 0, 1, 0, 0, 0, 0, 0
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_HITACHI_SP19X001_Z1A */
/*----------------------------------------------------------------------*/

/*----------------------------------------------------------------------*/
#ifdef CONFIG_NEC_NL6448AC33
/*
 *  NEC NL6448AC33-18. Active, color, single scan.
 */
vidinfo_t panel_info = {
    640, 480, 132, 99, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH,
    3, 0, 0, 1, 1, 144, 2, 0, 33
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_NEC_NL6448AC33 */
/*----------------------------------------------------------------------*/

#ifdef CONFIG_NEC_NL6448BC20
/*
 *  NEC NL6448BC20-08.  6.5", 640x480. Active, color, single scan.
 */
vidinfo_t panel_info = {
    640, 480, 132, 99, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH,
    3, 0, 0, 1, 1, 144, 2, 0, 33
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_NEC_NL6448BC20 */
/*----------------------------------------------------------------------*/

#ifdef CONFIG_NEC_NL6448BC33_54
/*
 *  NEC NL6448BC33-54. 10.4", 640x480. Active, color, single scan.
 */
vidinfo_t panel_info = {
    640, 480, 212, 158, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH,
    3, 0, 0, 1, 1, 144, 2, 0, 33
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_NEC_NL6448BC33_54 */
/*----------------------------------------------------------------------*/

#ifdef CONFIG_SHARP_LQ104V7DS01
/*
 *  SHARP LQ104V7DS01. 6.5", 640x480. Active, color, single scan.
 */
vidinfo_t panel_info = {
    640, 480, 132, 99, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_LOW,
    3, 0, 0, 1, 1, 25, 1, 0, 33
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_SHARP_LQ104V7DS01 */
/*----------------------------------------------------------------------*/

#ifdef CONFIG_SHARP_16x9
/*
 * Sharp 320x240. Active, color, single scan.  It isn't 16x9, and I am
 * not sure what it is.......
 */
vidinfo_t panel_info = {
    320, 240, 0, 0, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH,
    3, 0, 0, 1, 1, 15, 4, 0, 3
};
#endif /* CONFIG_SHARP_16x9 */
/*----------------------------------------------------------------------*/

#ifdef CONFIG_SHARP_LQ057Q3DC02
/*
 * Sharp LQ057Q3DC02 display. Active, color, single scan.
 */
#undef LCD_DF
#define LCD_DF 12

vidinfo_t panel_info = {
    320, 240, 0, 0, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH,
    3, 0, 0, 1, 1, 15, 4, 0, 3
		/* wbl, vpw, lcdac, wbf */
};
#define CONFIG_LCD_INFO_BELOW_LOGO
#endif /* CONFIG_SHARP_LQ057Q3DC02 */
/*----------------------------------------------------------------------*/

#ifdef CONFIG_SHARP_LQ64D341
/*
 * Sharp LQ64D341 display, 640x480. Active, color, single scan.
 */
vidinfo_t panel_info = {
    640, 480, 0, 0, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH,
    3, 0, 0, 1, 1, 128, 16, 0, 32
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_SHARP_LQ64D341 */

#ifdef CONFIG_SHARP_LQ065T9DR51U
/*
 * Sharp LQ065T9DR51U display, 400x240. Active, color, single scan.
 */
vidinfo_t panel_info = {
    400, 240, 143, 79, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH,
    3, 0, 0, 1, 1, 248, 4, 0, 35
		/* wbl, vpw, lcdac, wbf */
};
#define CONFIG_LCD_INFO_BELOW_LOGO
#endif /* CONFIG_SHARP_LQ065T9DR51U */

#ifdef CONFIG_SHARP_LQ084V1DG21
/*
 * Sharp LQ084V1DG21 display, 640x480. Active, color, single scan.
 */
vidinfo_t panel_info = {
    640, 480, 171, 129, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_LOW,
    3, 0, 0, 1, 1, 160, 3, 0, 48
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_SHARP_LQ084V1DG21 */

/*----------------------------------------------------------------------*/

#ifdef CONFIG_HLD1045
/*
 * HLD1045 display, 640x480. Active, color, single scan.
 */
vidinfo_t panel_info = {
    640, 480, 0, 0, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH,
    3, 0, 0, 1, 1, 160, 3, 0, 48
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_HLD1045 */
/*----------------------------------------------------------------------*/

#ifdef CONFIG_PRIMEVIEW_V16C6448AC
/*
 * Prime View V16C6448AC
 */
vidinfo_t panel_info = {
    640, 480, 130, 98, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH,
    3, 0, 0, 1, 1, 144, 2, 0, 35
		/* wbl, vpw, lcdac, wbf */
};
#endif /* CONFIG_PRIMEVIEW_V16C6448AC */

/*----------------------------------------------------------------------*/

#ifdef CONFIG_OPTREX_BW
/*
 * Optrex   CBL50840-2 NF-FW 99 22 M5
 * or
 * Hitachi  LMG6912RPFC-00T
 * or
 * Hitachi  SP14Q002
 *
 * 320x240. Black & white.
 */
#define OPTREX_BPP	0	/* 0 - monochrome,     1 bpp */
				/* 1 -  4 grey levels, 2 bpp */
				/* 2 - 16 grey levels, 4 bpp */
vidinfo_t panel_info = {
    320, 240, 0, 0, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_LOW,
    OPTREX_BPP, 0, 0, 0, 0, 0, 0, 0, 0, 4
};
#endif /* CONFIG_OPTREX_BW */

/*-----------------------------------------------------------------*/
#ifdef CONFIG_EDT32F10
/*
 * Emerging Display Technologies 320x240. Passive, monochrome, single scan.
 */
#define LCD_BPP		LCD_MONOCHROME
#define LCD_DF		10

vidinfo_t panel_info = {
    320, 240, 0, 0, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_LOW,
    LCD_BPP,  0, 0, 0, 0, 33, 0, 0, 0
};
#endif
/*----------------------------------------------------------------------*/


int lcd_line_length;

int lcd_color_fg;
int lcd_color_bg;

/*
 * Frame buffer memory information
 */
void *lcd_base;			/* Start of framebuffer memory	*/
void *lcd_console_address;	/* Start of console buffer	*/

short console_col;
short console_row;

/************************************************************************/

void lcd_ctrl_init (void *lcdbase);
void lcd_enable (void);
#if LCD_BPP == LCD_COLOR8
void lcd_setcolreg (ushort regno,
				ushort red, ushort green, ushort blue);
#endif
#if LCD_BPP == LCD_MONOCHROME
void lcd_initcolregs (void);
#endif

#if defined(CONFIG_RBC823)
void lcd_disable (void);
#endif

/************************************************************************/

/************************************************************************/
/* ----------------- chipset specific functions ----------------------- */
/************************************************************************/

/*
 * Calculate fb size for VIDEOLFB_ATAG.
 */
ulong calc_fbsize (void)
{
	ulong size;
	int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;

	size = line_length * panel_info.vl_row;

	return size;
}

void lcd_ctrl_init (void *lcdbase)
{
	volatile immap_t *immr = (immap_t *) CFG_IMMR;
	volatile lcd823_t *lcdp = &immr->im_lcd;