ARM: Add Versatile Express support

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 23 insertions, 0 deletions

diff --git a/arch/arm/mach-vexpress/include/mach/debug-macro.S b/arch/arm/mach-vexpress/include/mach/debug-macro.S
new file mode 100644
index 00000000000..5167e2aceeb
--- /dev/null
+++ b/arch/arm/mach-vexpress/include/mach/debug-macro.S
@@ -0,0 +1,23 @@
+/* arch/arm/mach-realview/include/mach/debug-macro.S
+ *
+ * Debugging macro include header
+ *
+ *  Copyright (C) 1994-1999 Russell King
+ *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
+ *
+ * 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.
+ */
+
+#define DEBUG_LL_UART_OFFSET    0x00009000
+
+                .macro  addruart,rx,tmp
+                mrc     p15, 0, \rx, c1, c0
+                tst     \rx, #1                 @ MMU enabled?
+                moveq   \rx,      #0x10000000
+                movne   \rx,      #0xf8000000   @ virtual base
+                orr     \rx, \rx, #DEBUG_LL_UART_OFFSET
+                .endm
+
+#include <asm/hardware/debug-pl01x.S>