* cs4270_dai_mute - enable/disable the CS4270 external mute
* @dai: the SOC DAI
* @mute: 0 = disable mute, 1 = enable mute
+ * @direction: (ignored)
*
* This function toggles the mute bits in the MUTE register. The CS4270's
* mute capability is intended for external muting circuitry, so if the