diff options
Diffstat (limited to 'include/dm/read.h')
| -rw-r--r-- | include/dm/read.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/dm/read.h b/include/dm/read.h index 233af3c0634..899eb813fde 100644 --- a/include/dm/read.h +++ b/include/dm/read.h @@ -743,6 +743,20 @@ int dev_read_pci_bus_range(const struct udevice *dev, struct resource *res); int dev_decode_display_timing(const struct udevice *dev, int index, struct display_timing *config); +/** + * dev_get_phy_node() - Get PHY node for a MAC (if not fixed-link) + * + * This function parses PHY handle from the Ethernet controller's ofnode + * (trying all possible PHY handle property names), and returns the PHY ofnode. + * + * Before this is used, ofnode_phy_is_fixed_link() should be checked first, and + * if the result to that is true, this function should not be called. + * + * @dev: device representing the MAC + * Return: ofnode of the PHY, if it exists, otherwise an invalid ofnode + */ +ofnode dev_get_phy_node(const struct udevice *dev); + #else /* CONFIG_DM_DEV_READ_INLINE is enabled */ #include <asm/global_data.h> @@ -1092,6 +1106,11 @@ static inline int dev_decode_display_timing(const struct udevice *dev, return ofnode_decode_display_timing(dev_ofnode(dev), index, config); } +static inline ofnode dev_get_phy_node(const struct udevice *dev) +{ + return ofnode_get_phy_node(dev_ofnode(dev)); +} + #endif /* CONFIG_DM_DEV_READ_INLINE */ /** |