2 * Copyright 2008 Extreme Engineering Solutions, Inc.
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 #include <asm/fsl_ddr_sdram.h>
27 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
28 extern void ddr_enable_ecc(unsigned int dram_size);
31 phys_size_t initdram(int board_type)
33 phys_size_t dram_size = fsl_ddr_sdram();
36 dram_size = setup_ddr_tlbs(dram_size / 0x100000);
37 dram_size *= 0x100000;
40 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
41 /* Initialize and enable DDR ECC */
42 ddr_enable_ecc(dram_size);
48 #if defined(CONFIG_DDR_ECC) || (CONFIG_NUM_DDR_CONTROLLERS > 1)
49 void board_add_ram_info(int use_default)
51 #if (CONFIG_NUM_DDR_CONTROLLERS > 1)
52 #if defined(CONFIG_MPC85xx)
53 volatile ccsr_ddr_t *ddr1 = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
54 #elif defined(CONFIG_MPC86xx)
55 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
56 volatile ccsr_ddr_t *ddr1 = &immap->im_ddr1;
62 #if (CONFIG_NUM_DDR_CONTROLLERS > 1)
63 /* Print interleaving information */
64 if (ddr1->cs0_config & 0x20000000) {
65 switch ((ddr1->cs0_config >> 24) & 0xf) {
86 puts(" interleaving");
89 #if (CONFIG_NUM_DDR_CONTROLLERS > 1) && defined(CONFIG_DDR_ECC)
93 #if defined(CONFIG_DDR_ECC)
99 #endif /* CONFIG_DDR_ECC || CONFIG_NUM_DDR_CONTROLLERS > 1 */