Merge #317 into sdk602patch0521 from refs/changes/317/head

Code review from snickersun@163.com

* refs/changes/317/head: (2 commits squashed)

  - 在 mkota.sh中添加 ota_all参数

  - Merge branch 'sdk602patch0521' of codeup.aliyun.com:64191456b9581d62e8f81ac0/FD230 into sdk602patch0521

Signed-off-by: snickersun@163.com <accounts_62b90f7fcf51ade33b6f628e@mail.teambition.com>
Reviewed-by: snickersun@163.com <accounts_62b90f7fcf51ade33b6f628e@mail.teambition.com>
Merged-by: snickersun@163.com <accounts_62b90f7fcf51ade33b6f628e@mail.teambition.com>
link: https://codeup.aliyun.com/64191456b9581d62e8f81ac0/FD230/change/317