1 files changed, 3 insertions, 0 deletions

diff --git a/include/asm-parisc/prefetch.h b/include/asm-parisc/prefetch.h
index f5a2e7ae2662..5d021726fa33 100644
--- a/include/asm-parisc/prefetch.h
+++ b/include/asm-parisc/prefetch.h
@@ -24,11 +24,14 @@ extern inline void prefetch(const void *addr)
         __asm__("ldw 0(%0), %%r0" : : "r" (addr));
 }
 
+/* LDD is a PA2.0 addition. */
+#ifdef CONFIG_PA20
 #define ARCH_HAS_PREFETCHW
 extern inline void prefetchw(const void *addr)
 {
         __asm__("ldd 0(%0), %%r0" : : "r" (addr));
 }
+#endif /* CONFIG_PA20 */
 
 #endif /* CONFIG_PREFETCH */
 #endif /* __ASSEMBLY__ */