config SND_TEGRA_SOC tristate "SoC Audio for the Tegra System-on-Chip" depends on ARCH_TEGRA && TEGRA_SYSTEM_DMA default m help Say Y or M here if you want support for SoC audio on Tegra. config SND_TEGRA_SOC_I2S tristate depends on SND_TEGRA_SOC default m help Say Y or M if you want to add support for codecs attached to the Tegra I2S interface. You will also need to select the individual machine drivers to support below. config SND_TEGRA_SOC_WM8903 tristate "SoC Audio support for Tegra boards using a WM8903 codec" depends on SND_TEGRA_SOC && MACH_HARMONY && I2C default m select SND_TEGRA_SOC_I2S select SND_SOC_WM8903 help Say Y or M here if you want to add support for SoC audio on Tegra boards using the WM8093 codec. Currently, the only supported board is Harmony.