diff --git a/include/asm-sh/clock.h b/include/asm-sh/clock.h
index 608fda55c0ea729c615f35e2382186b24ce0c800..252f15540ddb61ce4f50811a0dad0c56e9ed7a77 100644
--- a/include/asm-sh/clock.h
+++ b/include/asm-sh/clock.h
@@ -30,6 +30,7 @@ struct clk {
 
 	unsigned long		rate;
 	unsigned long		flags;
+	unsigned long		arch_flags;
 };
 
 #define CLK_ALWAYS_ENABLED	(1 << 0)