rockchip: fix rk3399 pppoe error in kernel 5.18

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骷髅头 2022-07-16 17:28:21 +08:00 committed by GitHub
parent 9626ed9a75
commit b506b2ae67
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@ -0,0 +1,24 @@
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -498,6 +498,11 @@ int stmmac_mdio_register(struct net_devi
if (priv->plat->has_xgmac)
stmmac_xgmac2_mdio_read(new_bus, 0, MII_ADDR_C45);
+ stmmac_mdio_write(new_bus,0,31,2627);
+ stmmac_mdio_write(new_bus,0,25,0x1801);
+ stmmac_mdio_write(new_bus,0,31,0);
+ stmmac_mdio_write(new_bus,0,0,0x8000);
+
if (priv->plat->phy_node || mdio_node)
goto bus_register_done;
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2907,6 +2907,8 @@ static int stmmac_init_dma_engine(struct
if (priv->extend_desc && (priv->mode == STMMAC_RING_MODE))
atds = 1;
+ msleep(1500);
+
ret = stmmac_reset(priv, priv->ioaddr);
if (ret) {
dev_err(priv->device, "Failed to reset the dma\n");