aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-iop32x/iq31244-mm.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-iop32x/iq31244-mm.c')
-rw-r--r--arch/arm/mach-iop32x/iq31244-mm.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-iop32x/iq31244-mm.c b/arch/arm/mach-iop32x/iq31244-mm.c
new file mode 100644
index 0000000..ffc6692
--- /dev/null
+++ b/arch/arm/mach-iop32x/iq31244-mm.c
@@ -0,0 +1,45 @@
+/*
+ * linux/arch/arm/mach-iop32x/iq31244-mm.c
+ *
+ * Low level memory initialization for iq80321 platform
+ *
+ * Author: Rory Bolt <rorybolt@pacbell.net>
+ * Copyright (C) 2002 Rory Bolt
+ *
+ * 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.
+ *
+ */
+
+#include <linux/mm.h>
+#include <linux/init.h>
+
+#include <asm/io.h>
+#include <asm/pgtable.h>
+#include <asm/page.h>
+
+#include <asm/mach/map.h>
+
+
+/*
+ * IQ80321 specific IO mappings
+ *
+ * We use RedBoot's setup for the onboard devices.
+ */
+static struct map_desc iq31244_io_desc[] __initdata = {
+ { /* on-board devices */
+ .virtual = IQ31244_UART,
+ .pfn = __phys_to_pfn(IQ31244_UART),
+ .length = 0x00100000,
+ .type = MT_DEVICE
+ }
+};
+
+void __init iq31244_map_io(void)
+{
+ iop321_map_io();
+
+ iotable_init(iq31244_io_desc, ARRAY_SIZE(iq31244_io_desc));
+}