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-rw-r--r--arch/sh/include/asm/io.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h
index aeecf432d48..5be45ea4dfe 100644
--- a/arch/sh/include/asm/io.h
+++ b/arch/sh/include/asm/io.h
@@ -92,8 +92,12 @@
static inline void ctrl_delay(void)
{
-#ifdef P2SEG
+#ifdef CONFIG_CPU_SH4
+ __raw_readw(CCN_PVR);
+#elif defined(P2SEG)
__raw_readw(P2SEG);
+#else
+#error "Need a dummy address for delay"
#endif
}