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authorwdenk <wdenk>2002-08-26 22:36:39 +0000
committerwdenk <wdenk>2002-08-26 22:36:39 +0000
commitf8cac651b33efa270e4dfa1292d01a3b5d7a62cf (patch)
tree78f852cbd430308689fb44f6d2ab243cf5cdd73b /board/westel/amx860
parent67c4f48a49bb428bca409b1f6b6ca03f448c3645 (diff)
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Initial revision
Diffstat (limited to 'board/westel/amx860')
-rw-r--r--board/westel/amx860/amx860.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/board/westel/amx860/amx860.c b/board/westel/amx860/amx860.c
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--- /dev/null
+++ b/board/westel/amx860/amx860.c
@@ -0,0 +1,93 @@
+/*
+ * (C) Copyright 2001
+ * Wolfgang Denk, DENX Software Engineering, wd@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 <config.h>
+#include <mpc8xx.h>
+
+/* ------------------------------------------------------------------------- */
+
+#define _NOT_USED_ 0xFFFFFFFF
+
+const uint edo_60ns[] =
+{ 0x8ffbec24, 0x0ff3ec04, 0x0cf3ec04, 0x00f3ec04,
+ 0x00f3ec00, 0x37f7ec47, _NOT_USED_, _NOT_USED_,
+ 0x8fffec24, 0x0ffbec04, 0x08f3ec04, 0x07f3ec08,
+ 0x08f3ec04, 0x07f3ec48, 0x08f3ec04, 0x07f3ec48,
+ 0x08f3ec04, 0x07f3ec48, 0x1ff7ec47, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ 0x8fffcc24, 0x0fefcc04, 0x0cafcc00, 0x11bfcc47,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ 0x8fffcc24, 0x0fefcc04, 0x0cafcc00, 0x03afcc4c,
+ 0x0cafcc00, 0x03afcc4c, 0x0cafcc00, 0x03afcc4c,
+ 0x0cafcc00, 0x33bfcc4f, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ 0xc0ffcc84, 0x00ffcc04, 0x07ffcc04, 0x3fffcc06,
+ 0xffffcc85, 0xffffcc05, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ 0x33ffcc07, _NOT_USED_, _NOT_USED_, _NOT_USED_ };
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Check Board Identity:
+ */
+
+int checkboard (void)
+{
+ puts ("Board: AMX860\n");
+ return 0;
+}
+
+/* ------------------------------------------------------------------------- */
+
+long int initdram (int board_type)
+{
+
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+
+ /* AMX860: has 4 Mb of 60ns EDO DRAM, so start DRAM at 0 */
+
+ upmconfig(UPMA, (uint *) edo_60ns, sizeof(edo_60ns)/sizeof(uint));
+
+#ifndef CONFIG_AMX_RAM_EXT
+ memctl->memc_mptpr = 0x0400; /* divide by 16 */
+#else
+ memctl->memc_mptpr = 0x0200;
+#endif
+
+ memctl->memc_mamr = 0x30a21114;
+ memctl->memc_or2 = 0xffc00800;
+#ifndef CONFIG_AMX_RAM_EXT
+ memctl->memc_br2 = 0x81;
+
+ return (4 << 20);
+#else
+ memctl->memc_or1 = 0xff000800;
+ memctl->memc_br1 = 0x00000081;
+ memctl->memc_br2 = 0x01000081;
+
+ return (20 << 20);
+#endif
+}