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Diffstat (limited to 'arch/arm/mach-epxa10db/mm.c')
-rw-r--r--arch/arm/mach-epxa10db/mm.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-epxa10db/mm.c b/arch/arm/mach-epxa10db/mm.c
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+++ b/arch/arm/mach-epxa10db/mm.c
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+/*
+ * linux/arch/arm/mach-epxa10db/mm.c
+ *
+ * MM routines for Altera'a Epxa10db board
+ *
+ * Copyright (C) 2001 Altera Corporation
+ *
+ * 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 <linux/kernel.h>
+#include <linux/init.h>
+
+#include <asm/hardware.h>
+#include <asm/io.h>
+#include <asm/sizes.h>
+
+#include <asm/mach/map.h>
+
+/* Page table mapping for I/O region */
+
+static struct map_desc epxa10db_io_desc[] __initdata = {
+ { IO_ADDRESS(EXC_REGISTERS_BASE), EXC_REGISTERS_BASE, SZ_16K, MT_DEVICE },
+ { IO_ADDRESS(EXC_PLD_BLOCK0_BASE), EXC_PLD_BLOCK0_BASE, SZ_16K, MT_DEVICE },
+ { IO_ADDRESS(EXC_PLD_BLOCK1_BASE), EXC_PLD_BLOCK1_BASE, SZ_16K, MT_DEVICE },
+ { IO_ADDRESS(EXC_PLD_BLOCK2_BASE), EXC_PLD_BLOCK2_BASE, SZ_16K, MT_DEVICE },
+ { IO_ADDRESS(EXC_PLD_BLOCK3_BASE), EXC_PLD_BLOCK3_BASE, SZ_16K, MT_DEVICE },
+ { FLASH_VADDR(EXC_EBI_BLOCK0_BASE), EXC_EBI_BLOCK0_BASE, SZ_16M, MT_DEVICE }
+};
+
+void __init epxa10db_map_io(void)
+{
+ iotable_init(epxa10db_io_desc, ARRAY_SIZE(epxa10db_io_desc));
+}