blob: 13a97ac4624221f84f8ede97a0d6d9457977f1d1 [file] [log] [blame]
wdenk138ff602004-12-16 15:52:40 +00001/*
2 * (C) Copyright 2004
3 * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
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#define SDRAM_DDR 1 /* is SDR */
25
26#if defined(CONFIG_MPC5200)
27/* Settings for XLB = 132 MHz */
28#define SDRAM_MODE 0x00CD0000
29/* #define SDRAM_MODE 0x008D0000 */ /* CAS latency 2 */
30#define SDRAM_CONTROL 0x504F0000
31#define SDRAM_CONFIG1 0xD2322800
32/* #define SDRAM_CONFIG1 0xD2222800 */ /* CAS latency 2 */
33/*#define SDRAM_CONFIG1 0xD7322800 */ /* SDRAM controller bug workaround */
34#define SDRAM_CONFIG2 0x8AD70000
35/*#define SDRAM_CONFIG2 0xDDD70000 */ /* SDRAM controller bug workaround */
36
37#elif defined(CONFIG_MGT5100)
38/* Settings for XLB = 66 MHz */
39#define SDRAM_MODE 0x008D0000
40#define SDRAM_CONTROL 0x504F0000
41#define SDRAM_CONFIG1 0xC2222600
42#define SDRAM_CONFIG2 0x88B70004
43#define SDRAM_ADDRSEL 0x02000000
44
45#else
46#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined
47#endif