board/sl8245/sl8245.c

   1 /*
   2  * (C) Copyright 2003
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #include <common.h>
  25 #include <mpc824x.h>
  26 #include <pci.h>
  27 #include <netdev.h>
  28
  29 int checkboard (void)
  30 {
  31         ulong busfreq  = get_bus_freq(0);
  32         char  buf[32];
  33
  34         printf("Board: SL8245, local bus @ %s MHz\n", strmhz(buf, busfreq));
  35         return 0;
  36 }
  37
  38 phys_size_t initdram (int board_type)
  39 {
  40 #ifndef CONFIG_SYS_RAMBOOT
  41         long size;
  42         long new_bank0_end;
  43         long mear1;
  44         long emear1;
  45
  46         size = get_ram_size(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM_SIZE);
  47
  48         new_bank0_end = size - 1;
  49         mear1 = mpc824x_mpc107_getreg(MEAR1);
  50         emear1 = mpc824x_mpc107_getreg(EMEAR1);
  51         mear1 = (mear1  & 0xFFFFFF00) |
  52                 ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT);
  53         emear1 = (emear1 & 0xFFFFFF00) |
  54                 ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT);
  55         mpc824x_mpc107_setreg(MEAR1, mear1);
  56         mpc824x_mpc107_setreg(EMEAR1, emear1);
  57
  58         return (size);
  59 #else
  60         return CONFIG_SYS_MAX_RAM_SIZE;
  61 #endif
  62 }
  63
  64 static struct pci_controller hose;
  65
  66 void pci_init_board(void)
  67 {
  68         pci_mpc824x_init(&hose);
  69 }
  70
  71 int board_eth_init(bd_t *bis)
  72 {
  73         int rc = 0;
  74
  75 #if defined(CONFIG_SK98)
  76         rc = skge_initialize(bis);
  77 #endif
  78         return rc;
  79 }