Write PHY register.
int32_t mac_async_write_phy_reg( struct mac_async_descriptor *const descr, uint16_t addr, uint16_t reg, uint16_t val )
Type: struct mac_async_descriptor Struct *const
Pointer to the HAL MAC descriptor.
Type: uint16_t
PHY address.
Type: uint16_t
Register address.
Type: uint16_t
Register value.
Type: int32_t
Operation status.
Success.