* (C) Copyright 2001
* Bill Hunter, Wave 7 Optics, williamhunter@attbi.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 abe 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
+ * SPDX-License-Identifier: GPL-2.0+
*
* Description:
* This file implements generic DRAM ECC initialization for
*/
#include <common.h>
-#include <ppc4xx.h>
+#include <asm/ppc4xx.h>
#include <ppc_asm.tmpl>
#include <ppc_defs.h>
#include <asm/processor.h>
/* clear ECC error repoting registers */
mtsdram(SDRAM_ECCES, 0xffffffff);
- mtdcr(0x4c, 0xffffffff);
+#if defined(CONFIG_SDRAM_PPC4xx_IBM_DDR)
+ /*
+ * IBM DDR(1) core (440GX):
+ * Clear Mx bits in SDRAM0_BESR0/1
+ */
+ mtsdram(SDRAM0_BESR0, 0xffffffff);
+ mtsdram(SDRAM0_BESR1, 0xffffffff);
+#elif defined(CONFIG_440)
+ /*
+ * 440/460 DDR2 core:
+ * Clear EMID (Error PLB Master ID) in MQ0_ESL
+ */
+ mtdcr(SDRAM_ERRSTATLL, 0xfff00000);
+#else
+ /*
+ * 405EX(r) DDR2 core:
+ * Clear M0ID (Error PLB Master ID) in SDRAM_BESR
+ */
+ mtsdram(SDRAM_BESR, 0xf0000000);
+#endif
mtsdram(SDRAM_MCOPT1,
(mcopt1 & ~SDRAM_MCOPT1_MCHK_MASK) | SDRAM_MCOPT1_MCHK_CHK_REP);