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u-boot/drivers/video/mpc8xx_lcd.c
Jeroen Hofstee 2e72972a44 lcd, fb: remove duplicated prototypes and unused code 
cc: Anatolij Gustschin <agust@denx.de>
cc: Cliff Brake <cliff.brake@gmail.com>
cc: John Zhan <zhanz@sinovee.com>
cc: Marek Vasut <marek.vasut@gmail.com>
cc: Wolfgang Denk <wd@denx.de>
Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
2013-03-21 10:35:27 +01:00

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/*
* (C) Copyright 2001-2002
* 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
*/
/************************************************************************/
/* ** 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 <stdio_dev.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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_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, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW,
LCD_BPP, 0, 0, 0, 0, 33, 0, 0, 0
};
#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 *) CONFIG_SYS_IMMR;
volatile lcd823_t *lcdp = &immr->im_lcd;
uint lccrtmp;
uint lchcr_hpc_tmp;
/* Initialize the LCD control register according to the LCD
* parameters defined. We do everything here but enable
* the controller.
*/
#ifdef CONFIG_RPXLITE
/* This is special for RPXlite_DW Software Development Platform **[Sam]** */
panel_info.vl_dp = CONFIG_SYS_LOW;
#endif
lccrtmp = LCDBIT (LCCR_BNUM_BIT,
(((panel_info.vl_row * panel_info.vl_col) * (1 << LCD_BPP)) / 128));
lccrtmp |= LCDBIT (LCCR_CLKP_BIT, panel_info.vl_clkp) |
LCDBIT (LCCR_OEP_BIT, panel_info.vl_oep) |
LCDBIT (LCCR_HSP_BIT, panel_info.vl_hsp) |
LCDBIT (LCCR_VSP_BIT, panel_info.vl_vsp) |
LCDBIT (LCCR_DP_BIT, panel_info.vl_dp) |
LCDBIT (LCCR_BPIX_BIT, panel_info.vl_bpix) |
LCDBIT (LCCR_LBW_BIT, panel_info.vl_lbw) |
LCDBIT (LCCR_SPLT_BIT, panel_info.vl_splt) |
LCDBIT (LCCR_CLOR_BIT, panel_info.vl_clor) |
LCDBIT (LCCR_TFT_BIT, panel_info.vl_tft);
#if 0
lccrtmp |= ((SIU_LEVEL5 / 2) << 12);
lccrtmp |= LCCR_EIEN;
#endif
lcdp->lcd_lccr = lccrtmp;
lcdp->lcd_lcsr = 0xFF; /* Clear pending interrupts */
/* Initialize LCD controller bus priorities.
*/
#ifdef CONFIG_RBC823
immr->im_siu_conf.sc_sdcr = (immr->im_siu_conf.sc_sdcr & ~0x0f) | 1; /* RAID = 01, LAID = 00 */
#else
immr->im_siu_conf.sc_sdcr &= ~0x0f; /* RAID = LAID = 0 */
/* set SHFT/CLOCK division factor 4
* This needs to be set based upon display type and processor
* speed. The TFT displays run about 20 to 30 MHz.
* I was running 64 MHz processor speed.
* The value for this divider must be chosen so the result is
* an integer of the processor speed (i.e., divide by 3 with
* 64 MHz would be bad).
*/
immr->im_clkrst.car_sccr &= ~0x1F;
immr->im_clkrst.car_sccr |= LCD_DF; /* was 8 */
#endif /* CONFIG_RBC823 */
#if defined(CONFIG_RBC823)
/* Enable LCD on port D.
*/
immr->im_ioport.iop_pddat &= 0x0300;
immr->im_ioport.iop_pdpar |= 0x1CFF;
immr->im_ioport.iop_pddir |= 0x1CFF;
/* Configure LCD_ON, VEE_ON, CCFL_ON on port B.
*/
immr->im_cpm.cp_pbdat &= ~0x00005001;
immr->im_cpm.cp_pbpar &= ~0x00005001;
immr->im_cpm.cp_pbdir |= 0x00005001;
#elif !defined(CONFIG_EDT32F10)
/* Enable LCD on port D.
*/
immr->im_ioport.iop_pdpar |= 0x1FFF;
immr->im_ioport.iop_pddir |= 0x1FFF;
/* Enable LCD_A/B/C on port B.
*/
immr->im_cpm.cp_pbpar |= 0x00005001;
immr->im_cpm.cp_pbdir |= 0x00005001;
#else
/* Enable LCD on port D.
*/
immr->im_ioport.iop_pdpar |= 0x1DFF;
immr->im_ioport.iop_pdpar &= ~0x0200;
immr->im_ioport.iop_pddir |= 0x1FFF;
immr->im_ioport.iop_pddat |= 0x0200;
#endif
/* Load the physical address of the linear frame buffer
* into the LCD controller.
* BIG NOTE: This has to be modified to load A and B depending
* upon the split mode of the LCD.
*/
lcdp->lcd_lcfaa = (ulong)lcdbase;
lcdp->lcd_lcfba = (ulong)lcdbase;
/* MORE HACKS...This must be updated according to 823 manual
* for different panels.
* Udi Finkelstein - done - see below:
* Note: You better not try unsupported combinations such as
* 4-bit wide passive dual scan LCD at 4/8 Bit color.
*/
lchcr_hpc_tmp =
(panel_info.vl_col *
(panel_info.vl_tft ? 8 :
(((2 - panel_info.vl_lbw) << /* 4 bit=2, 8-bit = 1 */
/* use << to mult by: single scan = 1, dual scan = 2 */
panel_info.vl_splt) *
(panel_info.vl_bpix | 1)))) >> 3; /* 2/4 BPP = 1, 8/16 BPP = 3 */
lcdp->lcd_lchcr = LCHCR_BO |
LCDBIT (LCHCR_AT_BIT, 4) |
LCDBIT (LCHCR_HPC_BIT, lchcr_hpc_tmp) |
panel_info.vl_wbl;
lcdp->lcd_lcvcr = LCDBIT (LCVCR_VPW_BIT, panel_info.vl_vpw) |
LCDBIT (LCVCR_LCD_AC_BIT, panel_info.vl_lcdac) |
LCDBIT (LCVCR_VPC_BIT, panel_info.vl_row) |
panel_info.vl_wbf;
}
/*----------------------------------------------------------------------*/
#if LCD_BPP == LCD_COLOR8
void
lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue)
{
volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
volatile cpm8xx_t *cp = &(immr->im_cpm);
unsigned short colreg, *cmap_ptr;
cmap_ptr = (unsigned short *)&cp->lcd_cmap[regno * 2];
colreg = ((red & 0x0F) << 8) |
((green & 0x0F) << 4) |
(blue & 0x0F) ;
#ifdef CONFIG_SYS_INVERT_COLORS
colreg ^= 0x0FFF;
#endif
*cmap_ptr = colreg;
debug ("setcolreg: reg %2d @ %p: R=%02X G=%02X B=%02X => %02X%02X\n",
regno, &(cp->lcd_cmap[regno * 2]),
red, green, blue,
cp->lcd_cmap[ regno * 2 ], cp->lcd_cmap[(regno * 2) + 1]);
}
#endif /* LCD_COLOR8 */
/*----------------------------------------------------------------------*/
#if LCD_BPP == LCD_MONOCHROME
static
void lcd_initcolregs (void)
{
volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
volatile cpm8xx_t *cp = &(immr->im_cpm);
ushort regno;
for (regno = 0; regno < 16; regno++) {
cp->lcd_cmap[regno * 2] = 0;
cp->lcd_cmap[(regno * 2) + 1] = regno & 0x0f;
}
}
#endif
/*----------------------------------------------------------------------*/
void lcd_enable (void)
{
volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
volatile lcd823_t *lcdp = &immr->im_lcd;
/* Enable the LCD panel */
#ifndef CONFIG_RBC823
immr->im_siu_conf.sc_sdcr |= (1 << (31 - 25)); /* LAM = 1 */
#endif
lcdp->lcd_lccr |= LCCR_PON;
#ifdef CONFIG_V37
/* Turn on display backlight */
immr->im_cpm.cp_pbpar |= 0x00008000;
immr->im_cpm.cp_pbdir |= 0x00008000;
#elif defined(CONFIG_RBC823)
/* Turn on display backlight */
immr->im_cpm.cp_pbdat |= 0x00004000;
#endif
#if defined(CONFIG_LWMON)
{ uchar c = pic_read (0x60);
#if defined(CONFIG_LCD) && defined(CONFIG_LWMON) && (CONFIG_POST & CONFIG_SYS_POST_SYSMON)
/* Enable LCD later in sysmon test, only if temperature is OK */
#else
c |= 0x07; /* Power on CCFL, Enable CCFL, Chip Enable LCD */
#endif
pic_write (0x60, c);
}
#endif /* CONFIG_LWMON */
#if defined(CONFIG_R360MPI)
{
extern void r360_i2c_lcd_write (uchar data0, uchar data1);
unsigned long bgi, ctr;
char *p;
if ((p = getenv("lcdbgi")) != NULL) {
bgi = simple_strtoul (p, 0, 10) & 0xFFF;
} else {
bgi = 0xFFF;
}
if ((p = getenv("lcdctr")) != NULL) {
ctr = simple_strtoul (p, 0, 10) & 0xFFF;
} else {
ctr=0x7FF;
}
r360_i2c_lcd_write(0x10, 0x01);
r360_i2c_lcd_write(0x20, 0x01);
r360_i2c_lcd_write(0x30 | ((bgi>>8) & 0xF), bgi & 0xFF);
r360_i2c_lcd_write(0x40 | ((ctr>>8) & 0xF), ctr & 0xFF);
}
#endif /* CONFIG_R360MPI */
#ifdef CONFIG_RBC823
udelay(200000); /* wait 200ms */
/* Turn VEE_ON first */
immr->im_cpm.cp_pbdat |= 0x00000001;
udelay(200000); /* wait 200ms */
/* Now turn on LCD_ON */
immr->im_cpm.cp_pbdat |= 0x00001000;
#endif
#ifdef CONFIG_RRVISION
debug ("PC4->Output(1): enable LVDS\n");
debug ("PC5->Output(0): disable PAL clock\n");
immr->im_ioport.iop_pddir |= 0x1000;
immr->im_ioport.iop_pcpar &= ~(0x0C00);
immr->im_ioport.iop_pcdir |= 0x0C00 ;
immr->im_ioport.iop_pcdat |= 0x0800 ;
immr->im_ioport.iop_pcdat &= ~(0x0400);
debug ("PDPAR=0x%04X PDDIR=0x%04X PDDAT=0x%04X\n",
immr->im_ioport.iop_pdpar,
immr->im_ioport.iop_pddir,
immr->im_ioport.iop_pddat);
debug ("PCPAR=0x%04X PCDIR=0x%04X PCDAT=0x%04X\n",
immr->im_ioport.iop_pcpar,
immr->im_ioport.iop_pcdir,
immr->im_ioport.iop_pcdat);
#endif
}
/*----------------------------------------------------------------------*/
#if defined (CONFIG_RBC823)
void lcd_disable (void)
{
volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
volatile lcd823_t *lcdp = &immr->im_lcd;
#if defined(CONFIG_LWMON)
{ uchar c = pic_read (0x60);
c &= ~0x07; /* Power off CCFL, Disable CCFL, Chip Disable LCD */
pic_write (0x60, c);
}
#elif defined(CONFIG_R360MPI)
{
extern void r360_i2c_lcd_write (uchar data0, uchar data1);
r360_i2c_lcd_write(0x10, 0x00);
r360_i2c_lcd_write(0x20, 0x00);
r360_i2c_lcd_write(0x30, 0x00);
r360_i2c_lcd_write(0x40, 0x00);
}
#endif /* CONFIG_LWMON */
/* Disable the LCD panel */
lcdp->lcd_lccr &= ~LCCR_PON;
#ifdef CONFIG_RBC823
/* Turn off display backlight, VEE and LCD_ON */
immr->im_cpm.cp_pbdat &= ~0x00005001;
#else
immr->im_siu_conf.sc_sdcr &= ~(1 << (31 - 25)); /* LAM = 0 */
#endif /* CONFIG_RBC823 */
}
#endif /* NOT_USED_SO_FAR || CONFIG_RBC823 */
/************************************************************************/
#endif /* CONFIG_LCD */
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