Some DT bindings do not have the PHY handle. Let's fallback to manually
discovery in case phylink_of_phy_connect() fails.
Changes from v1:
- Fixup comment style (Sergei)
Fixes: 74371272f97f ("net: stmmac: Convert to phylink and remove phylib logic")
Reported-by: Katsuhiro Suzuki <katsuh...@katsuster.net>
Tested-by: Katsuhiro Suzuki <katsuh...@katsuster.net>
Signed-off-by: Jose Abreu <joab...@synopsys.com>
Cc: Joao Pinto <jpi...@synopsys.com>
Cc: David S. Miller <da...@davemloft.net>
Cc: Giuseppe Cavallaro <peppe.cavall...@st.com>
Cc: Alexandre Torgue <alexandre.tor...@st.com>
Cc: Sergei Shtylyov <sergei.shtyl...@cogentembedded.com>
---
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 8f5ebd51859e..91f24b63ea16 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -953,9 +953,13 @@ static int stmmac_init_phy(struct net_device *dev)
node = priv->plat->phylink_node;
- if (node) {
+ if (node)
ret = phylink_of_phy_connect(priv->phylink, node, 0);
- } else {
+
+ /* Some DT bindings do not set-up the PHY handle. Let's try to
+ * manually parse it
+ */
+ if (!node || ret) {
int addr = priv->plat->phy_addr;
struct phy_device *phydev;
--
2.7.4
