[people/ms/u-boot.git] / board / freescale / mpc8610hpcd / mpc8610hpcd_diu.c

/*
 * Copyright 2007 Freescale Semiconductor, Inc.
 * York Sun <yorksun@freescale.com>
 *
 * FSL DIU Framebuffer driver
 *
 * 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
 */

#include <common.h>
#include <command.h>
#include <asm/io.h>

#ifdef CONFIG_FSL_DIU_FB

#include "../common/pixis.h"
#include "../common/fsl_diu_fb.h"

#if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)
#include <stdio_dev.h>
#include <video_fb.h>
#endif

extern unsigned int FSL_Logo_BMP[];

static int xres, yres;

void diu_set_pixel_clock(unsigned int pixclock)
{
	volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
	volatile ccsr_gur_t *gur = &immap->im_gur;
	volatile unsigned int *guts_clkdvdr = &gur->clkdvdr;
	unsigned long speed_ccb, temp, pixval;

	speed_ccb = get_bus_freq(0);
	temp = 1000000000/pixclock;
	temp *= 1000;
	pixval = speed_ccb / temp;
	debug("DIU pixval = %lu\n", pixval);

	/* Modify PXCLK in GUTS CLKDVDR */
	debug("DIU: Current value of CLKDVDR = 0x%08x\n", *guts_clkdvdr);
	temp = *guts_clkdvdr & 0x2000FFFF;
	*guts_clkdvdr = temp;				/* turn off clock */
	*guts_clkdvdr = temp | 0x80000000 | ((pixval & 0x1F) << 16);
	debug("DIU: Modified value of CLKDVDR = 0x%08x\n", *guts_clkdvdr);
}

void mpc8610hpcd_diu_init(void)
{
	char *monitor_port;
	int gamma_fix;
	unsigned int pixel_format;
	unsigned char tmp_val;
	unsigned char pixis_arch;

	tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
	pixis_arch = in8(PIXIS_BASE + PIXIS_VER);

	monitor_port = getenv("monitor");
	if (!strncmp(monitor_port, "0", 1)) {	/* 0 - DVI */
		xres = 1280;
		yres = 1024;
		if (pixis_arch == 0x01)
			pixel_format = 0x88882317;
		else
			pixel_format = 0x88883316;
		gamma_fix = 0;
		out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x08);

	} else if (!strncmp(monitor_port, "1", 1)) { /* 1 - Single link LVDS */
		xres = 1024;
		yres = 768;
		pixel_format = 0x88883316;
		gamma_fix = 0;
		out8(PIXIS_BASE + PIXIS_BRDCFG0, (tmp_val & 0xf7) | 0x10);

	} else if (!strncmp(monitor_port, "2", 1)) { /* 2 - Double link LVDS */
		xres = 1280;
		yres = 1024;
		pixel_format = 0x88883316;
		gamma_fix = 1;
		out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xe7);

	} else {	/* DVI */
		xres = 1280;
		yres = 1024;
		pixel_format = 0x88882317;
		gamma_fix = 0;
		out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x08);
	}

	fsl_diu_init(xres, pixel_format, gamma_fix,
		     (unsigned char *)FSL_Logo_BMP);
}

int mpc8610diu_init_show_bmp(cmd_tbl_t *cmdtp,
			     int flag, int argc, char *argv[])
{
	unsigned int addr;

	if (argc < 2) {
		cmd_usage(cmdtp);
		return 1;
	}

	if (!strncmp(argv[1],"init",4)) {
#if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)
		fsl_diu_clear_screen();
		drv_video_init();
#else
		mpc8610hpcd_diu_init();
#endif
	} else {
		addr = simple_strtoul(argv[1], NULL, 16);
		fsl_diu_clear_screen();
		fsl_diu_display_bmp((unsigned char *)addr, 0, 0, 0);
	}

	return 0;
}

U_BOOT_CMD(
	diufb, CONFIG_SYS_MAXARGS, 1, mpc8610diu_init_show_bmp,
	"Init or Display BMP file",
	"init\n    - initialize DIU\n"
	"addr\n    - display bmp at address 'addr'"
);


#if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)

/*
 * The Graphic Device
 */
GraphicDevice ctfb;
void *video_hw_init(void)
{
	GraphicDevice *pGD = (GraphicDevice *) &ctfb;
	struct fb_info *info;

	mpc8610hpcd_diu_init();

	/* fill in Graphic device struct */
	sprintf(pGD->modeIdent,
		"%dx%dx%d %ldkHz %ldHz",
		xres, yres, 32, 64, 60);

	pGD->frameAdrs = (unsigned int)fsl_fb_open(&info);
	pGD->winSizeX = xres;
	pGD->winSizeY = yres - info->logo_height;
	pGD->plnSizeX = pGD->winSizeX;
	pGD->plnSizeY = pGD->winSizeY;

	pGD->gdfBytesPP = 4;
	pGD->gdfIndex = GDF_32BIT_X888RGB;

	pGD->isaBase = 0;
	pGD->pciBase = 0;
	pGD->memSize = info->screen_size - info->logo_size;

	/* Cursor Start Address */
	pGD->dprBase = 0;
	pGD->vprBase = 0;
	pGD->cprBase = 0;

	return (void *)pGD;
}

void video_set_lut (unsigned int index,	/* color number */
		    unsigned char r,	/* red */
		    unsigned char g,	/* green */
		    unsigned char b	/* blue */
		    )
{
	return;
}

#endif /* defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE) */

#endif /* CONFIG_FSL_DIU_FB */
Commit	Line	Data
a877880c YS	1	/*
	2	* Copyright 2007 Freescale Semiconductor, Inc.
	3	* York Sun <yorksun@freescale.com>
	4	*
	5	* FSL DIU Framebuffer driver
	6	*
	7	* See file CREDITS for list of people who contributed to this
	8	* project.
	9	*
	10	* This program is free software; you can redistribute it and/or
	11	* modify it under the terms of the GNU General Public License as
	12	* published by the Free Software Foundation; either version 2 of
	13	* the License, or (at your option) any later version.
	14	*
	15	* This program is distributed in the hope that it will be useful,
	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	* GNU General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public License
	21	* along with this program; if not, write to the Free Software
	22	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	23	* MA 02111-1307 USA
	24	*/
	25
	26	#include <common.h>
	27	#include <command.h>
	28	#include <asm/io.h>
	29
	30	#ifdef CONFIG_FSL_DIU_FB
	31
	32	#include "../common/pixis.h"
	33	#include "../common/fsl_diu_fb.h"
	34
070ba561	35	#if defined(CONFIG_VIDEO) \|\| defined(CONFIG_CFB_CONSOLE)
52cb4d4f	36	#include <stdio_dev.h>
070ba561 YS	37	#include <video_fb.h>
070ba561 YS	38	#endif
a877880c YS	39
	40	extern unsigned int FSL_Logo_BMP[];
	41
070ba561 YS	42	static int xres, yres;
070ba561 YS	43
3b80c5f5 YS	44	void diu_set_pixel_clock(unsigned int pixclock)
3b80c5f5 YS	45	{
6d0f6bcf	46	volatile immap_t immap = (immap_t )CONFIG_SYS_IMMR;
3b80c5f5 YS	47	volatile ccsr_gur_t *gur = &immap->im_gur;
	48	volatile unsigned int *guts_clkdvdr = &gur->clkdvdr;
	49	unsigned long speed_ccb, temp, pixval;
	50
	51	speed_ccb = get_bus_freq(0);
	52	temp = 1000000000/pixclock;
	53	temp *= 1000;
	54	pixval = speed_ccb / temp;
	55	debug("DIU pixval = %lu\n", pixval);
	56
	57	/* Modify PXCLK in GUTS CLKDVDR */
	58	debug("DIU: Current value of CLKDVDR = 0x%08x\n", *guts_clkdvdr);
	59	temp = *guts_clkdvdr & 0x2000FFFF;
	60	guts_clkdvdr = temp; / turn off clock */
	61	*guts_clkdvdr = temp \| 0x80000000 \| ((pixval & 0x1F) << 16);
	62	debug("DIU: Modified value of CLKDVDR = 0x%08x\n", *guts_clkdvdr);
	63	}
a877880c YS	64
	65	void mpc8610hpcd_diu_init(void)
	66	{
	67	char *monitor_port;
070ba561	68	int gamma_fix;
a877880c YS	69	unsigned int pixel_format;
a877880c YS	70	unsigned char tmp_val;
070ba561	71	unsigned char pixis_arch;
a877880c YS	72
a877880c YS	73	tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
070ba561	74	pixis_arch = in8(PIXIS_BASE + PIXIS_VER);
a877880c	75
070ba561	76	monitor_port = getenv("monitor");
a877880c YS	77	if (!strncmp(monitor_port, "0", 1)) { /* 0 - DVI */
a877880c YS	78	xres = 1280;
070ba561 YS	79	yres = 1024;
	80	if (pixis_arch == 0x01)
	81	pixel_format = 0x88882317;
	82	else
	83	pixel_format = 0x88883316;
a877880c YS	84	gamma_fix = 0;
	85	out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val \| 0x08);
	86
	87	} else if (!strncmp(monitor_port, "1", 1)) { /* 1 - Single link LVDS */
	88	xres = 1024;
070ba561	89	yres = 768;
a877880c YS	90	pixel_format = 0x88883316;
	91	gamma_fix = 0;
	92	out8(PIXIS_BASE + PIXIS_BRDCFG0, (tmp_val & 0xf7) \| 0x10);
	93
	94	} else if (!strncmp(monitor_port, "2", 1)) { /* 2 - Double link LVDS */
	95	xres = 1280;
070ba561	96	yres = 1024;
a877880c YS	97	pixel_format = 0x88883316;
	98	gamma_fix = 1;
	99	out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xe7);
	100
	101	} else { /* DVI */
	102	xres = 1280;
070ba561	103	yres = 1024;
a877880c YS	104	pixel_format = 0x88882317;
	105	gamma_fix = 0;
	106	out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val \| 0x08);
	107	}
	108
	109	fsl_diu_init(xres, pixel_format, gamma_fix,
	110	(unsigned char *)FSL_Logo_BMP);
	111	}
	112
	113	int mpc8610diu_init_show_bmp(cmd_tbl_t *cmdtp,
	114	int flag, int argc, char *argv[])
	115	{
	116	unsigned int addr;
	117
	118	if (argc < 2) {
62c3ae7c	119	cmd_usage(cmdtp);
a877880c YS	120	return 1;
	121	}
	122
	123	if (!strncmp(argv[1],"init",4)) {
070ba561 YS	124	#if defined(CONFIG_VIDEO) \|\| defined(CONFIG_CFB_CONSOLE)
	125	fsl_diu_clear_screen();
	126	drv_video_init();
	127	#else
a877880c	128	mpc8610hpcd_diu_init();
070ba561	129	#endif
a877880c YS	130	} else {
	131	addr = simple_strtoul(argv[1], NULL, 16);
	132	fsl_diu_clear_screen();
	133	fsl_diu_display_bmp((unsigned char *)addr, 0, 0, 0);
	134	}
	135
	136	return 0;
	137	}
	138
	139	U_BOOT_CMD(
6d0f6bcf	140	diufb, CONFIG_SYS_MAXARGS, 1, mpc8610diu_init_show_bmp,
2fb2604d	141	"Init or Display BMP file",
a877880c	142	"init\n - initialize DIU\n"
a89c33db WD	143	"addr\n - display bmp at address 'addr'"
a89c33db WD	144	);
070ba561 YS	145
	146
	147	#if defined(CONFIG_VIDEO) \|\| defined(CONFIG_CFB_CONSOLE)
	148
	149	/*
	150	* The Graphic Device
	151	*/
	152	GraphicDevice ctfb;
	153	void *video_hw_init(void)
	154	{
	155	GraphicDevice pGD = (GraphicDevice ) &ctfb;
	156	struct fb_info *info;
	157
	158	mpc8610hpcd_diu_init();
	159
	160	/* fill in Graphic device struct */
	161	sprintf(pGD->modeIdent,
	162	"%dx%dx%d %ldkHz %ldHz",
	163	xres, yres, 32, 64, 60);
	164
	165	pGD->frameAdrs = (unsigned int)fsl_fb_open(&info);
	166	pGD->winSizeX = xres;
	167	pGD->winSizeY = yres - info->logo_height;
	168	pGD->plnSizeX = pGD->winSizeX;
	169	pGD->plnSizeY = pGD->winSizeY;
	170
	171	pGD->gdfBytesPP = 4;
	172	pGD->gdfIndex = GDF_32BIT_X888RGB;
	173
	174	pGD->isaBase = 0;
	175	pGD->pciBase = 0;
	176	pGD->memSize = info->screen_size - info->logo_size;
	177
	178	/* Cursor Start Address */
	179	pGD->dprBase = 0;
	180	pGD->vprBase = 0;
	181	pGD->cprBase = 0;
	182
	183	return (void *)pGD;
	184	}
	185
	186	void video_set_lut (unsigned int index, /* color number */
	187	unsigned char r, /* red */
	188	unsigned char g, /* green */
	189	unsigned char b /* blue */
	190	)
	191	{
	192	return;
	193	}
	194
	195	#endif /* defined(CONFIG_VIDEO) \|\| defined(CONFIG_CFB_CONSOLE) */
	196
a877880c	197	#endif /* CONFIG_FSL_DIU_FB */