sh: clkfwk: Make recalc return an unsigned long.

This is prep work for cleaning up some of the rate propagation bits.
Trivial conversion.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/include/asm/clock.h b/arch/sh/include/asm/clock.h
index b1f2919..d63352b 100644
--- a/arch/sh/include/asm/clock.h
+++ b/arch/sh/include/asm/clock.h
@@ -12,7 +12,7 @@
 	void (*init)(struct clk *clk);
 	void (*enable)(struct clk *clk);
 	void (*disable)(struct clk *clk);
-	void (*recalc)(struct clk *clk);
+	unsigned long (*recalc)(struct clk *clk);
 	int (*set_rate)(struct clk *clk, unsigned long rate, int algo_id);
 	int (*set_parent)(struct clk *clk, struct clk *parent);
 	long (*round_rate)(struct clk *clk, unsigned long rate);
@@ -96,4 +96,5 @@
 
 	IP_N1,
 };
+
 #endif /* __ASM_SH_CLOCK_H */