[PATCH v5 16/17] FDT: Add a helper to get the subnode by given name

[Rob Herring]

On Fri, Mar 4, 2016 at 12:37 AM, Shannon Zhao <zhaoshenglong at huawei.com> wrote:
> From: Shannon Zhao <shannon.zhao at linaro.org>
>
> Sometimes it needs to check if there is a subnode of given node in FDT
> by given name. Introduce this helper to get the subnode if it exists.
>
> CC: Rob Herring <robh at kernel.org>
> Signed-off-by: Shannon Zhao <shannon.zhao at linaro.org>

Acked-by: Rob Herring <robh at kernel.org>