[FS#820] TD-W8970 100 Mbps limited on LEDE 17.01.1

[LEDE Bugs]

The following task has a new comment added:

FS#820 - TD-W8970 100 Mbps limited on LEDE 17.01.1
User who did this - Linskun (Linskun)

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same here : all devices initialized at 1Gbps and speed limited to 100Mbps
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=820#comment3087