diff options
Diffstat (limited to 'include/phy.h')
-rw-r--r-- | include/phy.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/phy.h b/include/phy.h index 400ca25a35a..edc702a1f76 100644 --- a/include/phy.h +++ b/include/phy.h @@ -15,6 +15,7 @@ #include <linux/mii.h> #include <linux/ethtool.h> #include <linux/mdio.h> +#include <log.h> #include <phy_interface.h> #define PHY_FIXED_ID 0xa5a55a5a @@ -173,6 +174,11 @@ static inline int phy_read(struct phy_device *phydev, int devad, int regnum) { struct mii_dev *bus = phydev->bus; + if (!bus || !bus->read) { + debug("%s: No bus configured\n", __func__); + return -1; + } + return bus->read(bus, phydev->addr, devad, regnum); } @@ -181,6 +187,11 @@ static inline int phy_write(struct phy_device *phydev, int devad, int regnum, { struct mii_dev *bus = phydev->bus; + if (!bus || !bus->read) { + debug("%s: No bus configured\n", __func__); + return -1; + } + return bus->write(bus, phydev->addr, devad, regnum, val); } @@ -402,6 +413,7 @@ int phy_vitesse_init(void); int phy_xilinx_init(void); int phy_mscc_init(void); int phy_fixed_init(void); +int phy_ncsi_init(void); int phy_xilinx_gmii2rgmii_init(void); int board_phy_config(struct phy_device *phydev); |