ARM: imx: Add mx53 support to common msl functions.
Add mx53 support to cpu.c and mm.c.
Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c
index 8c9a29e..a00d2bc 100644
--- a/arch/arm/mach-mx5/cpu.c
+++ b/arch/arm/mach-mx5/cpu.c
@@ -1,5 +1,5 @@
/*
- * 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 @@
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;