mirror of
https://github.com/smaeul/u-boot.git
synced 2025-10-31 03:58:17 +00:00
106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
/*
|
|
* (C) Copyright 2001
|
|
* Rob Taylor, Flying Pig Systems. robt@flyingpig.com.
|
|
*
|
|
* (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
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <mpc824x.h>
|
|
#include <asm/processor.h>
|
|
#include <pci.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
#define BOARD_REV_REG 0xFE80002B
|
|
|
|
int checkboard (void)
|
|
{
|
|
char revision = *(volatile char *)(BOARD_REV_REG);
|
|
char buf[32];
|
|
|
|
puts ("Board: sbc8240 ");
|
|
printf("Revision %d ", revision);
|
|
printf("Local Bus at %s MHz\n", strmhz(buf, gd->bus_clk));
|
|
|
|
return 0;
|
|
}
|
|
|
|
long int initdram(int board_type)
|
|
{
|
|
long size;
|
|
long new_bank0_end;
|
|
long mear1;
|
|
long emear1;
|
|
|
|
size = get_ram_size(CFG_SDRAM_BASE, CFG_MAX_RAM_SIZE);
|
|
|
|
new_bank0_end = size - 1;
|
|
mear1 = mpc824x_mpc107_getreg(MEAR1);
|
|
emear1 = mpc824x_mpc107_getreg(EMEAR1);
|
|
mear1 = (mear1 & 0xFFFFFF00) |
|
|
((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT);
|
|
emear1 = (emear1 & 0xFFFFFF00) |
|
|
((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT);
|
|
mpc824x_mpc107_setreg(MEAR1, mear1);
|
|
mpc824x_mpc107_setreg(EMEAR1, emear1);
|
|
|
|
return (size);
|
|
}
|
|
|
|
/*
|
|
* Initialize PCI Devices, report devices found.
|
|
*/
|
|
#ifndef CONFIG_PCI_PNP
|
|
static struct pci_config_table pci_sandpoint_config_table[] = {
|
|
{ PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID,
|
|
pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
|
|
PCI_ENET0_MEMADDR,
|
|
PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }},
|
|
|
|
{ }
|
|
};
|
|
#endif
|
|
|
|
struct pci_controller hose = {
|
|
#ifndef CONFIG_PCI_PNP
|
|
config_table: pci_sandpoint_config_table,
|
|
#endif
|
|
};
|
|
|
|
void pci_init_board(void)
|
|
{
|
|
pci_mpc824x_init(&hose);
|
|
}
|
|
|
|
#ifdef CONFIG_MISC_INIT_R
|
|
/* ------------------------------------------------------------------------- */
|
|
int misc_init_r (void)
|
|
{
|
|
#ifdef CFG_LED_BASE
|
|
*((unsigned char *) (CFG_LED_BASE)) = 0xFF;
|
|
#endif /* CFG_LED_BASE */
|
|
|
|
return (0);
|
|
}
|
|
#endif /* CONFIG_MISC_INIT_R */
|