[ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach

This just leaves include/asm-arm/plat-* to deal with.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/Documentation/arm/IXP4xx b/Documentation/arm/IXP4xx
index 43edb4e..72fbcc4 100644
--- a/Documentation/arm/IXP4xx
+++ b/Documentation/arm/IXP4xx
@@ -32,7 +32,7 @@
 - Flash access (MTD/JFFS)
 - I2C through GPIO on IXP42x
 - GPIO for input/output/interrupts 
-  See include/asm-arm/arch-ixp4xx/platform.h for access functions.
+  See arch/arm/mach-ixp4xx/include/mach/platform.h for access functions.
 - Timers (watchdog, OS)
 
 The following components of the chips are not supported by Linux and