# ifndef _MICREL_H
# define MII_KSZ9021_EXT_COMMON_CTRL 0x100
# define MII_KSZ9021_EXT_STRAP_STATUS 0x101
# define MII_KSZ9021_EXT_OP_STRAP_OVERRIDE 0x102
# define MII_KSZ9021_EXT_OP_STRAP_STATUS 0x103
# define MII_KSZ9021_EXT_RGMII_CLOCK_SKEW 0x104
# define MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW 0x105
# define MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW 0x106
# define MII_KSZ9021_EXT_ANALOG_TEST 0x107
/* Register operations */
# define MII_KSZ9031_MOD_REG 0x0000
/* Data operations */
# define MII_KSZ9031_MOD_DATA_NO_POST_INC 0x4000
# define MII_KSZ9031_MOD_DATA_POST_INC_RW 0x8000
# define MII_KSZ9031_MOD_DATA_POST_INC_W 0xC000
# define MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW 0x4
# define MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW 0x5
# define MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW 0x6
# define MII_KSZ9031_EXT_RGMII_CLOCK_SKEW 0x8
/* Registers */
# define MMD_ACCESS_CONTROL 0xd
# define MMD_ACCESS_REG_DATA 0xe
struct phy_device ;
int ksz9021_phy_extended_write ( struct phy_device * phydev , int regnum , u16 val ) ;
int ksz9021_phy_extended_read ( struct phy_device * phydev , int regnum ) ;
int ksz9031_phy_extended_write ( struct phy_device * phydev , int devaddr ,
int regnum , u16 mode , u16 val ) ;
int ksz9031_phy_extended_read ( struct phy_device * phydev , int devaddr ,
int regnum , u16 mode ) ;
# endif