2 * Copyright (C) 2005-2006 Atmel Corporation
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,
25 #include <asm/sdram.h>
26 #include <asm/arch/clk.h>
27 #include <asm/arch/gpio.h>
28 #include <asm/arch/hmatrix.h>
30 DECLARE_GLOBAL_DATA_PTR;
32 #ifdef CONFIG_ATSTK1006
33 /* Dual MT48LC16M16A2-7E on daughterboard */
34 static const struct sdram_info sdram = {
35 .phys_addr = CFG_SDRAM_BASE,
47 .refresh_period = (781 * (SDRAMC_BUS_HZ / 1000)) / 100000,
50 /* MT48LC2M32B2-5 on motherboard */
51 static const struct sdram_info sdram = {
52 .phys_addr = CFG_SDRAM_BASE,
64 .refresh_period = (156 * (SDRAMC_BUS_HZ / 1000)) / 10000,
68 int board_early_init_f(void)
70 /* Enable SDRAM in the EBI mux */
71 hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE));
75 #if defined(CONFIG_MACB)
79 #if defined(CONFIG_MMC)
86 long int initdram(int board_type)
88 return sdram_init(&sdram);
91 void board_init_info(void)
93 gd->bd->bi_phy_id[0] = 0x10;
94 gd->bd->bi_phy_id[1] = 0x11;