mdio-gpio: Propagate mii_bus.phy_ignore_ta_mask

This also changes mii_bus.phy_mask to u32 for consistency.

Signed-off-by: Bert Vermeulen <bert@biot.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc drivers/net/phy/mdio-gpio.c
Simple merge

diff --cc include/linux/mdio-gpio.h
Simple merge