Function fm_info_get_phy_address() returns the PHY address for a given Fman port. This is handy when the MDIO code needs to fixup the Ethernet nodes in the device tree to point to PHY nodes for a specific PHY address.
Signed-off-by: Timur Tabi timur@freescale.com --- drivers/net/fm/init.c | 16 ++++++++++++++++ include/fm_eth.h | 1 + 2 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/drivers/net/fm/init.c b/drivers/net/fm/init.c index 9834cd9..8a5311c 100644 --- a/drivers/net/fm/init.c +++ b/drivers/net/fm/init.c @@ -155,6 +155,22 @@ void fm_info_set_phy_address(enum fm_port port, int address) }
/* + * Returns the PHY address for a given Fman port + * + * The port must be set via a prior call to fm_info_set_phy_address(). + * A negative error code is returned if the port is invalid. + */ +int fm_info_get_phy_address(enum fm_port port) +{ + int i = fm_port_to_index(port); + + if (i == -1) + return -1; + + return fm_info[i].phy_addr; +} + +/* * Returns the type of the data interface between the given MAC and its PHY. * This is typically determined by the RCW. */ diff --git a/include/fm_eth.h b/include/fm_eth.h index 05121ea..e56541d 100644 --- a/include/fm_eth.h +++ b/include/fm_eth.h @@ -110,6 +110,7 @@ void fman_enet_init(void); void fdt_fixup_fman_ethernet(void *fdt); phy_interface_t fm_info_get_enet_if(enum fm_port port); void fm_info_set_phy_address(enum fm_port port, int address); +int fm_info_get_phy_address(enum fm_port port); void fm_info_set_mdio(enum fm_port port, struct mii_dev *bus); void fm_disable_port(enum fm_port port);