If a firmware node is already present in the FDT we will fail to create
one and so fail to add our OP-TEE node, make this fixup first check for
a firmware node and then only try to add one if it is not found.
Signed-off-by: Andrew F. Davis <afd@ti.com>
Some of the fixups currently done for OMAP5 class boards are common to
other OMAP family devices, move these to fdt-common.c.
Signed-off-by: Andrew F. Davis <afd@ti.com>