3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
29 ulong busfreq = get_bus_freq(0);
32 printf("Board: SL8245, local bus @ %s MHz\n", strmhz(buf, busfreq));
36 long int initdram (int board_type)
40 volatile uchar * base= CFG_SDRAM_BASE;
41 volatile ulong * addr;
45 for (i=0, cnt=(CFG_MAX_RAM_SIZE / sizeof(long)) >> 1; cnt > 0; cnt >>= 1) {
46 addr = (volatile ulong *)base + cnt;
51 addr = (volatile ulong *)base;
60 for (cnt = 1; cnt < CFG_MAX_RAM_SIZE / sizeof(long); cnt <<= 1) {
61 addr = (volatile ulong *)base + cnt;
65 ulong new_bank0_end = cnt * sizeof(long) - 1;
66 ulong mear1 = mpc824x_mpc107_getreg(MEAR1);
67 ulong emear1 = mpc824x_mpc107_getreg(EMEAR1);
68 mear1 = (mear1 & 0xFFFFFF00) |
69 ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT);
70 emear1 = (emear1 & 0xFFFFFF00) |
71 ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT);
72 mpc824x_mpc107_setreg(MEAR1, mear1);
73 mpc824x_mpc107_setreg(EMEAR1, emear1);
75 ret = cnt * sizeof(long);
80 ret = CFG_MAX_RAM_SIZE;
84 return CFG_MAX_RAM_SIZE;