$ find . -type f | grep kernel
./meta-custom/recipes-kernel/linux/files/rtl8192ce.cfg
./meta-custom/recipes-kernel/linux/linux-yocto_4.4.bbappend

$ cat ./meta-custom/recipes-kernel/linux/linux-yocto_4.4.bbappend
FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
SRC_URI += "file://rtl8192ce.cfg"

$ cat ./meta-custom/recipes-kernel/linux/files/rtl8192ce.cfg
CONFIG_RTL8192CE=m