[Patch] net: dwc_eth_qos - works with fixed-phy
Elmar Psilog
epsi at gmx.de
Wed Feb 15 17:16:37 CET 2023
Let the EQoS in imx8mp handle fixed-phy too.
Without that patch it lost track to the node to scan
speed and duplex.
Patch was created by Marek Vasut, just tested by me.
Signed-off-by: Elmar Psilog <epsi at gmx.de>
---
drivers/net/dwc_eth_qos.c
1 file changed
diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c
index afc47b56ff..10915d8e47 100644
--- a/drivers/net/dwc_eth_qos.c
+++ b/drivers/net/dwc_eth_qos.c
@@ -785,9 +785,21 @@ static int eqos_start(struct udevice *dev)
*/
if (!eqos->phy) {
int addr = -1;
- addr = eqos_get_phy_addr(eqos, dev);
- eqos->phy = phy_connect(eqos->mii, addr, dev,
- eqos->config->interface(dev));
+ ofnode fixed_node;
+
+ if (IS_ENABLED(CONFIG_PHY_FIXED)) {
+ fixed_node = ofnode_find_subnode(dev_ofnode(dev),
+ "fixed-link");
+ if (ofnode_valid(fixed_node)) {
+ eqos->phy =
fixed_phy_create(dev_ofnode(dev));
+ eqos->phy_of_node = fixed_node;
+ }
+ }
+ if (!eqos->phy) {
+ addr = eqos_get_phy_addr(eqos, dev);
+ eqos->phy = phy_connect(eqos->mii, addr, dev,
eqos->config->interface(dev));
+ }
+
if (!eqos->phy) {
pr_err("phy_connect() failed");
goto err_stop_resets;
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