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rockchip: fix stmmc mdio with JLSEMI JL2XX1_PHY

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lean 2022-08-20 00:27:15 +08:00
parent af98ec260b
commit b889ab8789
1 changed files with 25 additions and 0 deletions
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25
target/linux/rockchip/patches-5.19/801-fix-stmmac_mdio.patch Normal file
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@ -0,0 +1,25 @@
+++ a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ 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");