CONFIG_SND_MXC_SOC_FIQ (not configurable)
configname: CONFIG_SND_MXC_SOC_FIQ
Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SoC Audio for Freescale i.MX CPUs
└─>SND_MXC_SOC_FIQ