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-rw-r--r--arch/arc/include/asm/cache.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h
index b3c750979aa1..7861255da32d 100644
--- a/arch/arc/include/asm/cache.h
+++ b/arch/arc/include/asm/cache.h
@@ -20,7 +20,7 @@
#define CACHE_LINE_MASK (~(L1_CACHE_BYTES - 1))
/*
- * ARC700 doesn't cache any access in top 256M.
+ * ARC700 doesn't cache any access in top 1G (0xc000_0000 to 0xFFFF_FFFF)
* Ideal for wiring memory mapped peripherals as we don't need to do
* explicit uncached accesses (LD.di/ST.di) hence more portable drivers
*/