ucc_geth: Eliminate the need for forward references

This patch simply reorders some functions to eliminate the need for
forward references. No other changes than that.

Suggested-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: David S. Miller <davem@davemloft.net>