wilc is a driver to support Microchip's ATWILC1000 802.11abgn chipset, and ATWILC3000 802.11abgn + BLE 4.0 link controller.
The code is available on linux kernel staging-testing branch on the staging repository
git clone git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git git checkout -b staging-testing