sis900_reset_phy - reset sis900 mii phy.
u16 sis900_reset_phy (struct net_device * net_dev, int phy_addr);
net_dev the net device to write phy_addr default phy address
Some specific phy can’t work properly without reset. This function will be called during initialization and link status change from ON to DOWN.
Ollie Lho, Lei Chun Chang.