ASoC: Add VMID widget for wm_hubs devices

Currently this does not actually do anything, it is being introduced in
order to facilitate additional power optimisations for current generation
devices.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 4487c5e6ad89..f57e01344adb 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -1209,6 +1209,7 @@ SND_SOC_DAPM_INPUT("Clock"),
 
 SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev,
                       SND_SOC_DAPM_PRE_PMU),
+SND_SOC_DAPM_SUPPLY("VMID", SND_SOC_NOPM, 0, 0, NULL, 0),
 
 SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event,
                     SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
@@ -1526,6 +1527,8 @@ static const struct snd_soc_dapm_route wm8994_revd_intercon[] = {
 static const struct snd_soc_dapm_route wm8994_intercon[] = {
         { "AIF2DACL", NULL, "AIF2DAC Mux" },
         { "AIF2DACR", NULL, "AIF2DAC Mux" },
+        { "MICBIAS1", NULL, "VMID" },
+        { "MICBIAS2", NULL, "VMID" },
 };
 
 static const struct snd_soc_dapm_route wm8958_intercon[] = {