1 files changed, 62 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mm-imx25.c b/arch/arm/mach-imx/mm-imx25.c
new file mode 100644
index 000000000000..2edec6ce8fe7
--- /dev/null
+++ b/arch/arm/mach-imx/mm-imx25.c
@@ -0,0 +1,62 @@
+/*
+ *  Copyright (C) 1999,2000 Arm Limited
+ *  Copyright (C) 2000 Deep Blue Solutions Ltd
+ *  Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ *  Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ *    - add MX31 specific definitions
+ *
+ * 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.
+ */
+
+#include <linux/mm.h>
+#include <linux/init.h>
+#include <linux/err.h>
+
+#include <asm/pgtable.h>
+#include <asm/mach/map.h>
+
+#include <mach/common.h>
+#include <mach/hardware.h>
+#include <mach/mx25.h>
+#include <mach/iomux-v3.h>
+
+/*
+ * This table defines static virtual address mappings for I/O regions.
+ * These are the mappings common across all MX25 boards.
+ */
+static struct map_desc mx25_io_desc[] __initdata = {
+	imx_map_entry(MX25, AVIC, MT_DEVICE_NONSHARED),
+	imx_map_entry(MX25, AIPS1, MT_DEVICE_NONSHARED),
+	imx_map_entry(MX25, AIPS2, MT_DEVICE_NONSHARED),
+};
+
+/*
+ * This function initializes the memory map. It is called during the
+ * system startup to create static physical to virtual memory mappings
+ * for the IO modules.
+ */
+void __init mx25_map_io(void)
+{
+	mxc_set_cpu_type(MXC_CPU_MX25);
+	mxc_iomux_v3_init(MX25_IO_ADDRESS(MX25_IOMUXC_BASE_ADDR));
+	mxc_arch_reset_init(MX25_IO_ADDRESS(MX25_WDOG_BASE_ADDR));
+
+	iotable_init(mx25_io_desc, ARRAY_SIZE(mx25_io_desc));
+}
+
+int imx25_register_gpios(void);
+
+void __init mx25_init_irq(void)
+{
+	mxc_init_irq(MX25_IO_ADDRESS(MX25_AVIC_BASE_ADDR));
+	imx25_register_gpios();
+}
+