Added missing tegra files.HEADmaster

1 files changed, 49 insertions, 0 deletions

diff --git a/arch/arm/plat-mxc/include/mach/io.h b/arch/arm/plat-mxc/include/mach/io.h
new file mode 100644
index 00000000000..4347a87d2bb
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/io.h
@@ -0,0 +1,49 @@
+/*
+ *  Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_IO_H__
+#define __ASM_ARCH_MXC_IO_H__
+
+/* Allow IO space to be anywhere in the memory */
+#define IO_SPACE_LIMIT 0xffffffff
+
+#if defined(CONFIG_SOC_IMX31) || defined(CONFIG_SOC_IMX35)
+#include <mach/hardware.h>
+
+#define __arch_ioremap __imx_ioremap
+#define __arch_iounmap __iounmap
+
+#define addr_in_module(addr, mod) \
+        ((unsigned long)(addr) - mod ## _BASE_ADDR < mod ## _SIZE)
+
+static inline void __iomem *
+__imx_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)
+{
+        if (mtype == MT_DEVICE && (cpu_is_mx31() || cpu_is_mx35())) {
+                /*
+                 * Access all peripherals below 0x80000000 as nonshared device
+                 * on mx3, but leave l2cc alone.  Otherwise cache corruptions
+                 * can occur.
+                 */
+                if (phys_addr < 0x80000000 &&
+                                !addr_in_module(phys_addr, MX3x_L2CC))
+                        mtype = MT_DEVICE_NONSHARED;
+        }
+
+        return __arm_ioremap(phys_addr, size, mtype);
+}
+#endif
+
+/* io address mapping macro */
+#define __io(a)         __typesafe_io(a)
+
+#define __mem_pci(a)    (a)
+
+#endif