ath10k firmware
Firmware is temporalily available at https://github.com/kvalo/ath10k-firmware until it will be available from linux-firmware.git.
The firmware is searched from directory ath10k/QCA988X/hw2.0 under the system firmware directory, usually /lib/firmware. For example, here's a listing from an Ubuntu system:
$ ls -l /lib/firmware/ath10k/QCA988X/hw2.0/ total 528 -rwxr-xr-x 1 test test 2116 2013-05-15 16:24 board.bin -rwxr-xr-x 1 test test 258890 2013-08-14 19:07 firmware.bin -rwxr-xr-x 1 test test 5402 2013-05-15 16:31 otp.bin $