powerpc/mpc85xx: Make boot flag effective

bootflag as a parameter is passed to board_init_f().
But it is not actually used in this function.
Make it effective by assigned it to gd->flags.

Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
1 file changed