ASoC: wm8962: Only configure BCLK in hw_params when audio is active

Otherwise we might not have a sensible clocking setup ready.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index a5b8a09..d285bc1 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -2675,7 +2675,8 @@
 			    WM8962_SAMPLE_RATE_INT_MODE |
 			    WM8962_SAMPLE_RATE_MASK, adctl3);
 
-	wm8962_configure_bclk(codec);
+	if (codec->dapm.bias_level == SND_SOC_BIAS_ON)
+		wm8962_configure_bclk(codec);
 
 	return 0;
 }