sound/soc/xtensa/Kconfig

   1 config SND_SOC_XTFPGA_I2S
   2         tristate "XTFPGA I2S master"
   3         select REGMAP_MMIO
   4         help
   5           Say Y or M if you want to add support for codecs attached to the
   6           I2S interface on XTFPGA daughter board. You will also need to select
   7           the drivers for the rest of XTFPGA audio subsystem.