Input: edt-ft5x06 - add fw_version debugfs file to read
requested to merge martin.kepplinger/linux-next:5.6-rc6/librem5__integration into imx8-linux-next-librem5
Add simple fw_version file in debugfs to read the value from 0xa6 which is the firmware version.
Signed-off-by: Martin Kepplinger martin.kepplinger@puri.sm