avr32: Use <mach/foo.h> instead of <asm/arch/foo.h>

Update all avr32-specific files to use the new platform-specific header
locations. Drivers shared with ARM are left alone for now.

Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
diff --git a/arch/avr32/boards/atngw100/setup.c b/arch/avr32/boards/atngw100/setup.c
index c7fe94d..670c87b 100644
--- a/arch/avr32/boards/atngw100/setup.c
+++ b/arch/avr32/boards/atngw100/setup.c
@@ -23,10 +23,10 @@
 #include <asm/io.h>
 #include <asm/setup.h>
 
-#include <asm/arch/at32ap700x.h>
-#include <asm/arch/board.h>
-#include <asm/arch/init.h>
-#include <asm/arch/portmux.h>
+#include <mach/at32ap700x.h>
+#include <mach/board.h>
+#include <mach/init.h>
+#include <mach/portmux.h>
 
 /* Oscillator frequencies. These are board-specific */
 unsigned long at32_board_osc_rates[3] = {