ASoC: Disable wm_hubs periodic DC servo update

This does not function correctly in all circumstances so disable the
periodic updates unconditionally for stable; a future patch will reenable
where appropriate.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c
index 4cc2d56..e763c54 100644
--- a/sound/soc/codecs/wm_hubs.c
+++ b/sound/soc/codecs/wm_hubs.c
@@ -440,9 +440,8 @@
 		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 
-		/* Smallest supported update interval */
 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
-				    WM8993_DCS_TIMER_PERIOD_01_MASK, 1);
+				    WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
 
 		calibrate_dc_servo(codec);