ASoC: migor: use clkdev_create()

clkdev_create() is a shorter way to write clkdev_alloc() followed by
clkdev_add().  Use this instead.
Acked-by: NMark Brown <broonie@kernel.org>
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

sound/soc/sh/migor.c

@@ -162,12 +162,11 @@ static int __init migor_init(void)
 	if (ret < 0)
 		return ret;
 
-	siumckb_lookup = clkdev_alloc(&siumckb_clk, "siumckb_clk", NULL);
+	siumckb_lookup = clkdev_create(&siumckb_clk, "siumckb_clk", NULL);
 	if (!siumckb_lookup) {
 		ret = -ENOMEM;
 		goto eclkdevalloc;
 	}
-	clkdev_add(siumckb_lookup);
 
 	/* Port number used on this machine: port B */
 	migor_snd_device = platform_device_alloc("soc-audio", 1);