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Diffstat (limited to 'board/sbc8240/sbc8240.c')
| -rw-r--r-- | board/sbc8240/sbc8240.c | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/board/sbc8240/sbc8240.c b/board/sbc8240/sbc8240.c new file mode 100644 index 0000000..a6d3bab --- /dev/null +++ b/board/sbc8240/sbc8240.c @@ -0,0 +1,105 @@ +/* + * (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> + +#define BOARD_REV_REG 0xFE80002B + +int checkboard (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + 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 */ |