ASoC: es8328: Fix mask for VMIDSEL

This is always used along with ES8328_CONTROL1_ENREF so there is no
change in the generated code as a result of this fix.

Signed-off-by: John Keeping <john@metanate.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/codecs/es8328.h b/sound/soc/codecs/es8328.h
index 5a4af01..8bc79ff 100644
--- a/sound/soc/codecs/es8328.h
+++ b/sound/soc/codecs/es8328.h
@@ -22,7 +22,7 @@
 #define ES8328_CONTROL1_VMIDSEL_50k (1 << 0)
 #define ES8328_CONTROL1_VMIDSEL_500k (2 << 0)
 #define ES8328_CONTROL1_VMIDSEL_5k (3 << 0)
-#define ES8328_CONTROL1_VMIDSEL_MASK (7 << 0)
+#define ES8328_CONTROL1_VMIDSEL_MASK (3 << 0)
 #define ES8328_CONTROL1_ENREF (1 << 2)
 #define ES8328_CONTROL1_SEQEN (1 << 3)
 #define ES8328_CONTROL1_SAMEFS (1 << 4)