Reduce K64F Ethernet driver to 1 thread #4996
Merged
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Save 1K of RAM by using only 1 thread for RX and TX, and running the PHY check in lwIP's context.
This makes the driver function more a bit more like the Nanostack one in https://github.com/ARMmbed/sal-nanostack-driver-k64f-eth, and could be viewed as a first step towards unification as an EMAC driver.