/* * (C) Copyright 2001-2003 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com * * 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 <asm/processor.h>#include <command.h>#include <malloc.h>extern void lxt971_no_sleep(void);/* fpga configuration data - not compressed, generated by bin2c */const unsigned char fpgadata[] ={#include "fpgadata.c"};int filesize = sizeof(fpgadata);int board_early_init_f (void){	/*	 * IRQ 0-15  405GP internally generated; active high; level sensitive	 * IRQ 16    405GP internally generated; active low; level sensitive	 * IRQ 17-24 RESERVED	 * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive	 * IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive	 * IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive	 * IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive	 * IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive	 * IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive	 * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive	 */	mtdcr(uicsr, 0xFFFFFFFF);       /* clear all ints */	mtdcr(uicer, 0x00000000);       /* disable all ints */	mtdcr(uiccr, 0x00000000);       /* set all to be non-critical*/	mtdcr(uicpr, 0xFFFFFF81);       /* set int polarities */	mtdcr(uictr, 0x10000000);       /* set int trigger levels */	mtdcr(uicvcr, 0x00000001);      /* set vect base=0,INT0 highest priority*/	mtdcr(uicsr, 0xFFFFFFFF);       /* clear all ints */	/*	 * EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 15 us	 */	mtebc (epcr, 0xa8400000);	/*	 * Setup GPIO pins (CS6+CS7 as GPIO)	 */	mtdcr(cntrl0, mfdcr(cntrl0) | 0x00300000);	/*	 * Configure GPIO pins	 */	out32(GPIO0_ODR, 0x00000000);                                /* no open drain pins */	out32(GPIO0_TCR, CFG_FPGA_PRG | CFG_FPGA_CLK | CFG_FPGA_DATA); /* setup for output */	out32(GPIO0_OR, 0);                                            /* outputs -> low   */	return 0;}/* ------------------------------------------------------------------------- */int misc_init_f (void){	return 0;  /* dummy implementation */}int misc_init_r (void){	DECLARE_GLOBAL_DATA_PTR;	/* adjust flash start and offset */	gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;	gd->bd->bi_flashoffset = 0;	return (0);}/* * Check Board Identity: */int checkboard (void){	char str[64];	int i = getenv_r ("serial#", str, sizeof(str));	puts ("Board: ");	if (i == -1) {		puts ("### No HW ID - assuming PMC405");	} else {		puts(str);	}	putc ('\n');	/*	 * Disable sleep mode in LXT971	 */	lxt971_no_sleep();	return 0;}/* ------------------------------------------------------------------------- */long int initdram (int board_type){	unsigned long val;	mtdcr(memcfga, mem_mb0cf);	val = mfdcr(memcfgd);#if 0	printf("\nmb0cf=%x\n", val); /* test-only */	printf("strap=%x\n", mfdcr(strap)); /* test-only */#endif	return (4*1024*1024 << ((val & 0x000e0000) >> 17));}/* ------------------------------------------------------------------------- */int testdram (void){	/* TODO: XXX XXX XXX */	printf ("test: 16 MB - ok\n");	return (0);}/* ------------------------------------------------------------------------- */int do_cantest(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){	ulong addr;	volatile uchar *ptr;	volatile uchar val;	int i;	addr = simple_strtol (argv[1], NULL, 16) + 0x16;	i = 0;	for (;;) {		ptr = (uchar *)addr;		for (i=0; i<8; i++) {			*ptr = i;			val = *ptr;			if (val != i) {				printf("ERROR: addr=%p write=0x%02X, read=0x%02X\n", ptr, i, val);				return 0;			}			/* Abort if ctrl-c was pressed */			if (ctrlc()) {				puts("\nAbort\n");				return 0;			}			ptr++;		}	}	return 0;}U_BOOT_CMD(	cantest,	3,	1,	do_cantest,	"cantest - Test CAN controller",	NULL	);