AVR32: Make cacheflush cpu-dependent

The AT32UC3A series of processors doesn't contain any cache, and issuing
cache control instructions on those will cause an exception. This commit
makes cacheflush.h arch-dependent in preparation for the AT32UC3A-support.

Signed-off-by: Gunnar Rangoy <gunnar@rangoy.com>
Signed-off-by: Paul Driveklepp <pauldriveklepp@gmail.com>
Signed-off-by: Olav Morken <olavmrk@gmail.com>
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
diff --git a/board/atmel/atstk1000/flash.c b/board/atmel/atstk1000/flash.c
index 4d380f3..0ba06dd 100644
--- a/board/atmel/atstk1000/flash.c
+++ b/board/atmel/atstk1000/flash.c
@@ -22,7 +22,7 @@
 #include <common.h>
 
 #ifdef CONFIG_ATSTK1000_EXT_FLASH
-#include <asm/cacheflush.h>
+#include <asm/arch/cacheflush.h>
 #include <asm/io.h>
 #include <asm/sections.h>
 
diff --git a/board/earthlcd/favr-32-ezkit/flash.c b/board/earthlcd/favr-32-ezkit/flash.c
index 5f73ff0..0a26146 100644
--- a/board/earthlcd/favr-32-ezkit/flash.c
+++ b/board/earthlcd/favr-32-ezkit/flash.c
@@ -20,7 +20,7 @@
 #include <common.h>
 
 #ifdef CONFIG_FAVR32_EZKIT_EXT_FLASH
-#include <asm/cacheflush.h>
+#include <asm/arch/cacheflush.h>
 #include <asm/io.h>
 #include <asm/sections.h>
 
diff --git a/cpu/at32ap/cache.c b/cpu/at32ap/cache.c
index 16a0565..28b9456 100644
--- a/cpu/at32ap/cache.c
+++ b/cpu/at32ap/cache.c
@@ -22,7 +22,7 @@
 
 #include <common.h>
 
-#include <asm/cacheflush.h>
+#include <asm/arch/cacheflush.h>
 
 void dcache_clean_range(volatile void *start, size_t size)
 {
diff --git a/include/asm-avr32/dma-mapping.h b/include/asm-avr32/dma-mapping.h
index 3b46fa3..0be7804 100644
--- a/include/asm-avr32/dma-mapping.h
+++ b/include/asm-avr32/dma-mapping.h
@@ -23,7 +23,7 @@
 #define __ASM_AVR32_DMA_MAPPING_H
 
 #include <asm/io.h>
-#include <asm/cacheflush.h>
+#include <asm/arch/cacheflush.h>
 
 enum dma_data_direction {
 	DMA_BIDIRECTIONAL	= 0,
diff --git a/lib_avr32/board.c b/lib_avr32/board.c
index 959375a..57115df 100644
--- a/lib_avr32/board.c
+++ b/lib_avr32/board.c
@@ -86,7 +86,7 @@
 }
 
 #ifdef CONFIG_SYS_DMA_ALLOC_LEN
-#include <asm/cacheflush.h>
+#include <asm/arch/cacheflush.h>
 #include <asm/io.h>
 
 static unsigned long dma_alloc_start;