net: phy: implement fallback mechanism for negative phy adresses
Negative phy-addresses can occour if the caller function was not able to
determine a valid phy address (from device-tree for example). In this
case we catch this here and search for ANY phy device on the given mdio-
bus.
Signed-off-by: Hannes Schmelzer <hannes.schmelzer@br-automation.com>
Tested-by: Michal Simek <michal.simek@xilinx.com>
Tested-by: Lukasz Majewski <lukma@denx.de>
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 0c8b29d..4e8d294 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -922,13 +922,14 @@
#endif
{
struct phy_device *phydev = NULL;
+ uint mask = (addr > 0) ? (1 << addr) : 0xffffffff;
#ifdef CONFIG_PHY_FIXED
phydev = phy_connect_fixed(bus, dev, interface);
#endif
if (!phydev)
- phydev = phy_find_by_mask(bus, 1 << addr, interface);
+ phydev = phy_find_by_mask(bus, mask, interface);
if (phydev)
phy_connect_dev(phydev, dev);