Pinctrl drivers have few headers which are in driver folders
and it has declaration of exported APIs which are needed for
developing the device specific pinctrl driver.
Add such drivers in driver-private in out-of-tree includes
so that out-of-tree module can be developed.
bug 3621816
Change-Id: Iaf596873cd96a4af0ee551dc7b749c4bb758a86e
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2704711
GVS: Gerrit_Virtual_Submit