diff options
Diffstat (limited to 'drivers/net/phy/phy.c')
| -rw-r--r-- | drivers/net/phy/phy.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index a2be398736..89e3076bfd 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -977,6 +977,37 @@ static struct phy_device *phy_connect_gmii2rgmii(struct mii_dev *bus, #endif #ifdef CONFIG_PHY_FIXED +/** + * fixed_phy_create() - create an unconnected fixed-link pseudo-PHY device + * @node: OF node for the container of the fixed-link node + * + * Description: Creates a struct phy_device based on a fixed-link of_node + * description. Can be used without phy_connect by drivers which do not expose + * a UCLASS_ETH udevice. + */ +struct phy_device *fixed_phy_create(ofnode node) +{ + phy_interface_t interface = PHY_INTERFACE_MODE_NONE; + const char *if_str; + ofnode subnode; + + if_str = ofnode_read_string(node, "phy-mode"); + if (!if_str) { + if_str = ofnode_read_string(node, "phy-interface-type"); + } + if (if_str) { + interface = phy_get_interface_by_name(if_str); + } + + subnode = ofnode_find_subnode(node, "fixed-link"); + if (!ofnode_valid(subnode)) { + return NULL; + } + + return phy_device_create(NULL, ofnode_to_offset(subnode), PHY_FIXED_ID, + false, interface); +} + #ifdef CONFIG_DM_ETH static struct phy_device *phy_connect_fixed(struct mii_dev *bus, struct udevice *dev, |