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authorwdenk <wdenk>2004-03-23 20:18:25 +0000
committerwdenk <wdenk>2004-03-23 20:18:25 +0000
commitefa329cb892c8b9a5e453638b3ca57c94b71e9a2 (patch)
treeb8c5361b7054e21662e619100c1a7f53e6d8de0a /board/xm250/xm250.c
parent7d7ce4125f769a21a321c3df972272c5854d54f7 (diff)
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* Add start-up delay to make sure power has stabilized before
attempting to switch on USB on SX1 board. * Patch by Josef Wagner, 18 Mar 2004: - Add support for MicroSys XM250 board (PXA255) - Add support for MicroSys PM828 board (MPC8280) - Add support for 32 MB Flash on PM825/826 - new SDRAM refresh rate for PM825/PM826 - added support for MicroSys PM520 (MPC5200) - replaced Query by Identify command in CPU86/flash.c to support 28F160F3B * Fix wrap around problem with udelay() on ARM920T * Add support for Macronix flash on TRAB board
Diffstat (limited to 'board/xm250/xm250.c')
-rw-r--r--board/xm250/xm250.c91
1 files changed, 91 insertions, 0 deletions
diff --git a/board/xm250/xm250.c b/board/xm250/xm250.c
new file mode 100644
index 0000000..2a4348d
--- /dev/null
+++ b/board/xm250/xm250.c
@@ -0,0 +1,91 @@
+/*
+ * (C) Copyright 2002
+ * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.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 <asm/arch/pxa-regs.h>
+#include <common.h>
+
+/* ------------------------------------------------------------------------- */
+
+/* local prototypes */
+
+inline void sleep (int i);
+
+inline void
+/**********************************************************/
+sleep (int i)
+/**********************************************************/
+{
+ while (i--) {
+ udelay (1000000);
+ }
+}
+
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+int
+/**********************************************************/
+board_post_init (void)
+/**********************************************************/
+{
+ return (0);
+}
+
+int
+/**********************************************************/
+board_init (void)
+/**********************************************************/
+{
+ DECLARE_GLOBAL_DATA_PTR;
+ /* arch number of MicroSys XM250 */
+ gd->bd->bi_arch_number = 444;
+
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = 0xa0000100;
+
+ return 0;
+}
+
+int
+/**********************************************************/
+dram_init (void)
+/**********************************************************/
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+ gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
+ gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
+ gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
+ gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
+ gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
+ gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
+
+ return (0);
+}