ASoC: Mark WM5100 MISC CONTROL as readable

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm5100-tables.c b/sound/soc/codecs/wm5100-tables.c
index 6b2ab65..3e90dea 100644
--- a/sound/soc/codecs/wm5100-tables.c
+++ b/sound/soc/codecs/wm5100-tables.c
@@ -85,6 +85,7 @@
 	case WM5100_MIC_DETECT_1:
 	case WM5100_MIC_DETECT_2:
 	case WM5100_MIC_DETECT_3:
+	case WM5100_MISC_CONTROL:
 	case WM5100_INPUT_ENABLES:
 	case WM5100_INPUT_ENABLES_STATUS:
 	case WM5100_IN1L_CONTROL: