brcmphy.h
#define PHY_BRCM_WIRESPEED_ENABLE 0x00000001
#define PHY_BRCM_AUTO_PWRDWN_ENABLE 0x00000002
#define PHY_BRCM_APD_CLK125_ENABLE 0x00000004
#define PHY_BRCM_STD_IBND_DISABLE 0x00000008
#define PHY_BRCM_EXT_IBND_RX_ENABLE 0x00000010
#define PHY_BRCM_EXT_IBND_TX_ENABLE 0x00000020