Add option to disable cfr for a pdev through INI.
Since INI is per psoc, bitmap is used to indicate
the set of PDEVs for which CFR needs to be disabled.
Change-Id: Iaff24295c8c3ec702647db24961395b8a7ecf8c4
CRs-Fixed: 2671620
Since there are chip differences about channel frequency response. Add
files for QCA6490. This change also adds CFR configure file
Change-Id: Ib200affe4c68dac5535c4a3d65109072559161ff
CRs-Fixed: 2637134