CONFIG_SND_S3C64XX_SOC_I2S_V4 (not configurable)

modulename: snd-soc-s3c64xx-i2s-v4.ko

configname: CONFIG_SND_S3C64XX_SOC_I2S_V4

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SND_S3C64XX_SOC_I2S_V4
In linux kernel since version 2.6.35 (release Date: 2010-08-01)  
source code:
sound/soc//s3c24xx/