Machine layer for TLV320AIC3106 codec added.
Switch from SGTL5000 to TLV320AIC320 codec in vline6x_defconfig.
AUD4, I2C1 added to BSP. TLV320AIC3106 driver acivated.
Codec and DAI names updated to match TLV320AIC3106 driver.
Machine layer and codec driver are linked.