ASoC: Hook wm_hubs micbiases up to CLK_SYS

The microphone detection functionality requires a clock to work. In any
non-detection case where the MICBIAS is enabled CLK_SYS will be needed
anyway so there is no negative impact on power consumption.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c
index a5c1556e32e6..7b6b3c18e299 100644
--- a/sound/soc/codecs/wm_hubs.c
+++ b/sound/soc/codecs/wm_hubs.c
@@ -675,6 +675,9 @@ SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 };
 
 static const struct snd_soc_dapm_route analogue_routes[] = {
+        { "MICBIAS1", NULL, "CLK_SYS" },
+        { "MICBIAS2", NULL, "CLK_SYS" },
+
         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
         { "IN1L PGA", "IN1LN Switch", "IN1LN" },