CONFIG_REGMAP_SLIMBUS (not configurable)

modulename: regmap-slimbus.ko

configname: CONFIG_REGMAP_SLIMBUS

Linux Kernel Configuration
└─>Device Drivers
└─>Generic Driver Options
└─>REGMAP_SLIMBUS
In linux kernel since version 4.2 (release Date: 2015-08-30)  
source code:
drivers/base//regmap/regmap-slimbus.c
depends
CONFIG_SLIMBUS

is depended by
CONFIG_SND_SOC_WCD9335