mfd: arizona: Add ASYNC_SAMPLE_RATE_2 registers

Some arizona devices have a second asynchronous sample rate, add the
registers necessary to support this.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Mark Brown <broonie@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c
index 2c71f16..0c05e7a 100644
--- a/sound/soc/codecs/arizona.c
+++ b/sound/soc/codecs/arizona.c
@@ -1220,7 +1220,7 @@
 		break;
 	case ARIZONA_CLK_ASYNCCLK:
 		snd_soc_update_bits(codec, ARIZONA_ASYNC_SAMPLE_RATE_1,
-				    ARIZONA_ASYNC_SAMPLE_RATE_MASK, sr_val);
+				    ARIZONA_ASYNC_SAMPLE_RATE_1_MASK, sr_val);
 		if (base)
 			snd_soc_update_bits(codec, base + ARIZONA_AIF_RATE_CTRL,
 					    ARIZONA_AIF1_RATE_MASK,