Import for_each_set_bit() and associated macros and functions from
Linux. This is useful in parsing interrupt registers and take action on
each bit that is set.
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
The BITMAP related operations can now be moved to ./include/linux/bitmap.h
file to mimic the Linux kernel directory tree.
This change also allows to remove the lin_gadget_compat.h header file
(which is a legacy code only for composite U-boot layer).
It was also possible to remove #includes from several USB gadget drivers.
Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Stefan Agner <stefan.agner@toradex.com>
