[alsa-devel] [PATCH] ASoC: Hook wm_hubs micbiases up to CLK_SYS

[Mark Brown]

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 at opensource.wolfsonmicro.com>
---
 sound/soc/codecs/wm_hubs.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c
index a5c1556..7b6b3c1 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" },
 
-- 
1.7.2.3