ARM: imx: Add mx53 support to common msl functions.

Add mx53 support to cpu.c and mm.c.
Signed-off-by: NDinh Nguyen <Dinh.Nguyen@freescale.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-mx5/cpu.c

 /*
- * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
@@ -92,6 +92,23 @@ static int __init mx51_neon_fixup(void)
 late_initcall(mx51_neon_fixup);
 #endif
 
+/*
+ * Returns:
+ *	the silicon revision of the cpu
+ *	-EINVAL - not a mx53
+ */
+int mx53_revision(void)
+{
+	if (!cpu_is_mx53())
+		return -EINVAL;
+
+	if (cpu_silicon_rev == -1)
+		query_silicon_parameter();
+
+	return cpu_silicon_rev;
+}
+EXPORT_SYMBOL(mx53_revision);
+
 static int __init post_cpu_init(void)
 {
 	unsigned int reg;

arch/arm/mach-mx5/mm.c

 /*
- * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
  *
  * The code contained herein is licensed under the GNU General Public
  * License.  You may obtain a copy of the GNU General Public License
@@ -31,6 +31,15 @@ static struct map_desc mx51_io_desc[] __initdata = {
 	imx_map_entry(MX51, AIPS2, MT_DEVICE),
 };
 
+/*
+ * Define the MX53 memory map.
+ */
+static struct map_desc mx53_io_desc[] __initdata = {
+	imx_map_entry(MX53, AIPS1, MT_DEVICE),
+	imx_map_entry(MX53, SPBA0, MT_DEVICE),
+	imx_map_entry(MX53, AIPS2, MT_DEVICE),
+};
+
 /*
  * This function initializes the memory map. It is called during the
  * system startup to create static physical to virtual memory mappings
@@ -44,6 +53,14 @@ void __init mx51_map_io(void)
 	iotable_init(mx51_io_desc, ARRAY_SIZE(mx51_io_desc));
 }
 
+void __init mx53_map_io(void)
+{
+	mxc_set_cpu_type(MXC_CPU_MX53);
+	mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR));
+	mxc_arch_reset_init(MX53_IO_ADDRESS(MX53_WDOG_BASE_ADDR));
+	iotable_init(mx53_io_desc, ARRAY_SIZE(mx53_io_desc));
+}
+
 int imx51_register_gpios(void);
 
 void __init mx51_init_irq(void)