doc: rockchip: Update build instruction for rk3308
authorAndy Yan <andy.yan@rock-chips.com>
Tue, 26 Nov 2019 13:15:37 +0000 (21:15 +0800)
committerKever Yang <kever.yang@rock-chips.com>
Thu, 5 Dec 2019 15:53:07 +0000 (23:53 +0800)
commitbbc8457ae0be51c09fa4d13767a1365d82fd1154
tree3c5f2981f2c51a88786745bc31976291e8d9d759
parent7e5ee346fc4c26c5f96ae13d599cf31d05fa6772
doc: rockchip: Update build instruction for rk3308

After commit d8765e2422cd ("Enable building of u-boot.itb
on Rockchip platform"), u-boot.itb will automatically
generated by "make all" command, manually command
"make u-boot.itb" is no longer needed.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
doc/README.rockchip