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authorStefan Roese <sr@denx.de>2007-10-05 17:11:30 +0200
committerStefan Roese <sr@denx.de>2007-10-31 21:20:49 +0100
commit566806ca1a1bf4d895daaf0b2ba5494abbffebaf (patch)
tree691753364c7ab43c085982a33a4273fe8e80b01e /board/amcc/kilauea/memory.c
parentdbbd125721aea6645fdb962f36bd41f59e272f9d (diff)
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ppc4xx: Add initial AMCC Kilauea 405EX support
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'board/amcc/kilauea/memory.c')
-rw-r--r--board/amcc/kilauea/memory.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/board/amcc/kilauea/memory.c b/board/amcc/kilauea/memory.c
new file mode 100644
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+++ b/board/amcc/kilauea/memory.c
@@ -0,0 +1,79 @@
+/*
+ * (C) Copyright 2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * 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
+ */
+
+#include <common.h>
+#include <asm/processor.h>
+#include <i2c.h>
+
+void sdram_init(void)
+{
+ return;
+}
+
+long int initdram(int board_type)
+{
+ return (CFG_MBYTES_SDRAM << 20);
+}
+
+#if defined(CFG_DRAM_TEST)
+int testdram (void)
+{
+ printf ("testdram\n");
+#if defined (CONFIG_NAND_U_BOOT)
+ return 0;
+#endif
+ uint *pstart = (uint *) 0x00000000;
+ uint *pend = (uint *) 0x00001000;
+ uint *p;
+
+ for (p = pstart; p < pend; p++) {
+ *p = 0xaaaaaaaa;
+ }
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0xaaaaaaaa) {
+#if !defined (CONFIG_NAND_SPL)
+ printf ("SDRAM test fails at: %08x\n", (uint) p);
+#endif
+ return 1;
+ }
+ }
+
+ for (p = pstart; p < pend; p++) {
+ *p = 0x55555555;
+ }
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0x55555555) {
+#if !defined (CONFIG_NAND_SPL)
+ printf ("SDRAM test fails at: %08x\n", (uint) p);
+#endif
+ return 1;
+ }
+ }
+#if !defined (CONFIG_NAND_SPL)
+ printf ("SDRAM test passed!!!\n");
+#endif
+ return 0;
+}
+#endif