rockchip: rk3288: move evb board to rockchip folder
The 'evb-rk3288' is not a vendor name, change it to 'rockchip' which is
the real vendor name.
Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Acked-by: Simon Glass <sjg@chromium.org>
jk.kernel@gmail.com%!s(int64=8) %!d(string=hai) anos