Imagination SPDIF Input Device Driver

modulename: img-spdif-in.ko

configname: CONFIG_SND_SOC_IMG_SPDIF_IN

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>Imagination SPDIF Input Device Driver
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say Y or M if you want to add support for SPDIF input driver for
Imagination Technologies SPDIF input device.

source code:
sound/soc//img/img-spdif-in.c