uboot-imx

sun8i_emac: configure PHY reset GPIO via DM

This ports the support for configuring a GPIO for resetting the
Ethernet PHY (incl. such details as the reset polarity and
pulse-length) from the Designware driver.

X-AffectedPlatforms: A64-uQ7
Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>