diff options
Diffstat (limited to 'kernels/linux-libre-knock/0009-Revert-stmmac-Fix-eth0-No-PHY-found-regression.patch')
| -rw-r--r-- | kernels/linux-libre-knock/0009-Revert-stmmac-Fix-eth0-No-PHY-found-regression.patch | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/kernels/linux-libre-knock/0009-Revert-stmmac-Fix-eth0-No-PHY-found-regression.patch b/kernels/linux-libre-knock/0009-Revert-stmmac-Fix-eth0-No-PHY-found-regression.patch new file mode 100644 index 000000000..53937d203 --- /dev/null +++ b/kernels/linux-libre-knock/0009-Revert-stmmac-Fix-eth0-No-PHY-found-regression.patch @@ -0,0 +1,87 @@ +From 026b3cec564af35100ec9c3bdd7ce949768575b8 Mon Sep 17 00:00:00 2001 +From: Kevin Mihelich <kevin@archlinuxarm.org> +Date: Wed, 16 Mar 2016 07:39:26 -0600 +Subject: [PATCH 09/10] Revert "stmmac: Fix 'eth0: No PHY found' regression" + +This reverts commit 88f8b1bb41c6208f81b6a480244533ded7b59493. +--- + drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 11 ++++++++++- + drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 9 +-------- + include/linux/stmmac.h | 1 - + 3 files changed, 11 insertions(+), 10 deletions(-) + +diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +index efb54f3..0faf163 100644 +--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c ++++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +@@ -199,12 +199,21 @@ int stmmac_mdio_register(struct net_device *ndev) + struct stmmac_priv *priv = netdev_priv(ndev); + struct stmmac_mdio_bus_data *mdio_bus_data = priv->plat->mdio_bus_data; + int addr, found; +- struct device_node *mdio_node = priv->plat->mdio_node; ++ struct device_node *mdio_node = NULL; ++ struct device_node *child_node = NULL; + + if (!mdio_bus_data) + return 0; + + if (IS_ENABLED(CONFIG_OF)) { ++ for_each_child_of_node(priv->device->of_node, child_node) { ++ if (of_device_is_compatible(child_node, ++ "snps,dwmac-mdio")) { ++ mdio_node = child_node; ++ break; ++ } ++ } ++ + if (mdio_node) { + netdev_dbg(ndev, "FOUND MDIO subnode\n"); + } else { +diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +index 4514ba7..6a52fa1 100644 +--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c ++++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +@@ -110,7 +110,6 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) + struct device_node *np = pdev->dev.of_node; + struct plat_stmmacenet_data *plat; + struct stmmac_dma_cfg *dma_cfg; +- struct device_node *child_node = NULL; + + plat = devm_kzalloc(&pdev->dev, sizeof(*plat), GFP_KERNEL); + if (!plat) +@@ -141,19 +140,13 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) + plat->phy_node = of_node_get(np); + } + +- for_each_child_of_node(np, child_node) +- if (of_device_is_compatible(child_node, "snps,dwmac-mdio")) { +- plat->mdio_node = child_node; +- break; +- } +- + /* "snps,phy-addr" is not a standard property. Mark it as deprecated + * and warn of its use. Remove this when phy node support is added. + */ + if (of_property_read_u32(np, "snps,phy-addr", &plat->phy_addr) == 0) + dev_warn(&pdev->dev, "snps,phy-addr property is deprecated\n"); + +- if ((plat->phy_node && !of_phy_is_fixed_link(np)) || !plat->mdio_node) ++ if ((plat->phy_node && !of_phy_is_fixed_link(np)) || plat->phy_bus_name) + plat->mdio_bus_data = NULL; + else + plat->mdio_bus_data = +diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h +index 881a79d..eead8ab 100644 +--- a/include/linux/stmmac.h ++++ b/include/linux/stmmac.h +@@ -100,7 +100,6 @@ struct plat_stmmacenet_data { + int interface; + struct stmmac_mdio_bus_data *mdio_bus_data; + struct device_node *phy_node; +- struct device_node *mdio_node; + struct stmmac_dma_cfg *dma_cfg; + int clk_csr; + int has_gmac; +-- +2.7.3 + |