mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 08:57:58 +00:00
48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
|
/*
|
||
|
|
* (C) Copyright 2004
|
||
|
|
* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
|
||
|
|
*
|
||
|
|
* See file CREDITS for list of people who contributed to this
|
||
|
|
* project.
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU General Public License as
|
||
|
|
* published by the Free Software Foundation; either version 2 of
|
||
|
|
* the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* along with this program; if not, write to the Free Software
|
||
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
||
|
|
* MA 02111-1307 USA
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define SDRAM_DDR 0 /* is SDR */
|
||
|
|
|
||
|
|
#if defined(CONFIG_MPC5200)
|
||
|
|
/* Settings for XLB = 132 MHz */
|
||
|
|
#define SDRAM_MODE 0x00CD0000
|
||
|
|
/* #define SDRAM_MODE 0x008D0000 */ /* CAS latency 2 */
|
||
|
|
#define SDRAM_CONTROL 0x504F0000
|
||
|
|
#define SDRAM_CONFIG1 0xD2322800
|
||
|
|
/* #define SDRAM_CONFIG1 0xD2222800 */ /* CAS latency 2 */
|
||
|
|
/*#define SDRAM_CONFIG1 0xD7322800 */ /* SDRAM controller bug workaround */
|
||
|
|
#define SDRAM_CONFIG2 0x8AD70000
|
||
|
|
/*#define SDRAM_CONFIG2 0xDDD70000 */ /* SDRAM controller bug workaround */
|
||
|
|
|
||
|
|
#elif defined(CONFIG_MGT5100)
|
||
|
|
/* Settings for XLB = 66 MHz */
|
||
|
|
#define SDRAM_MODE 0x008D0000
|
||
|
|
#define SDRAM_CONTROL 0x504F0000
|
||
|
|
#define SDRAM_CONFIG1 0xC2222600
|
||
|
|
#define SDRAM_CONFIG2 0x88B70004
|
||
|
|
#define SDRAM_ADDRSEL 0x02000000
|
||
|
|
|
||
|
|
#else
|
||
|
|
#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined
|
||
|
|
#endif
|