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| author | wdenk <wdenk> | 2005-01-09 23:48:14 +0000 | 
|---|---|---|
| committer | wdenk <wdenk> | 2005-01-09 23:48:14 +0000 | 
| commit | 652a10c0965bcbc64dc88fc54e34bedf1612e66b (patch) | |
| tree | 97d783f40d83ec79afe1e46d1bc8c55f16c65d41 /board/sbc405/sbc405.c | |
| parent | 6225c5db6cb5a727cbf795678b857b3b66ba0911 (diff) | |
| download | olio-uboot-2014.01-652a10c0965bcbc64dc88fc54e34bedf1612e66b.tar.xz olio-uboot-2014.01-652a10c0965bcbc64dc88fc54e34bedf1612e66b.zip | |
* Patch by Daniel Poirot, 10 Oct 2004:
  Add support for Wind River sbc405 board
* Patch by Rainer Brestan, 12 Oct 2004:
  Make examples/Makefile more robust
Diffstat (limited to 'board/sbc405/sbc405.c')
| -rw-r--r-- | board/sbc405/sbc405.c | 114 | 
1 files changed, 114 insertions, 0 deletions
| diff --git a/board/sbc405/sbc405.c b/board/sbc405/sbc405.c new file mode 100644 index 000000000..ef9bce18e --- /dev/null +++ b/board/sbc405/sbc405.c @@ -0,0 +1,114 @@ +/* + * (C) Copyright 2001 + * + * 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> +#include <spd_sdram.h> + + +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); + +	return 0; +} + + +/* ------------------------------------------------------------------------- */ + +int misc_init_f (void) +{ +	return 0;  /* dummy implementation */ +} + + +int misc_init_r (void) +{ +	return (0); +} + + +/* + * Check Board Identity: + */ + +int checkboard (void) +{ +	unsigned char str[64]; +	int i = getenv_r ("serial#", str, sizeof(str)); + +	puts ("Board: "); + +	if (i == -1) { +		puts ("### No HW ID - assuming sbc405"); +	} else { +		puts(str); +	} + +	putc ('\n'); + +	return 0; +} + +/* ------------------------------------------------------------------------- */ + +long int initdram (int board_type) +{ +	return  spd_sdram (0); +} + +/* ------------------------------------------------------------------------- */ + +int testdram (void) +{ +	/* TODO: XXX XXX XXX */ +	printf ("test: 64 MB - ok\n"); + +	return (0); +} + +/* ------------------------------------------------------------------------- */ |