diff options
Diffstat (limited to 'drivers/net/ethernet/ti/icssg/icssg_prueth.c')
| -rw-r--r-- | drivers/net/ethernet/ti/icssg/icssg_prueth.c | 49 |
1 files changed, 37 insertions, 12 deletions
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c index 4914d0ef58e9..6c4b64227ac8 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c +++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c @@ -19,11 +19,11 @@ #include <linux/mfd/syscon.h> #include <linux/module.h> #include <linux/of.h> -#include <linux/of_irq.h> #include <linux/of_mdio.h> #include <linux/of_net.h> -#include <linux/of_platform.h> +#include <linux/platform_device.h> #include <linux/phy.h> +#include <linux/property.h> #include <linux/remoteproc/pruss.h> #include <linux/regmap.h> #include <linux/remoteproc.h> @@ -1029,6 +1029,8 @@ static void emac_adjust_link(struct net_device *ndev) * values */ if (emac->link) { + if (emac->duplex == DUPLEX_HALF) + icssg_config_half_duplex(emac); /* Set the RGMII cfg for gig en and full duplex */ icssg_update_rgmii_cfg(prueth->miig_rt, emac); @@ -1147,9 +1149,13 @@ static int emac_phy_connect(struct prueth_emac *emac) return -ENODEV; } + if (!emac->half_duplex) { + dev_dbg(prueth->dev, "half duplex mode is not supported\n"); + phy_remove_link_mode(ndev->phydev, ETHTOOL_LINK_MODE_10baseT_Half_BIT); + phy_remove_link_mode(ndev->phydev, ETHTOOL_LINK_MODE_100baseT_Half_BIT); + } + /* remove unsupported modes */ - phy_remove_link_mode(ndev->phydev, ETHTOOL_LINK_MODE_10baseT_Half_BIT); - phy_remove_link_mode(ndev->phydev, ETHTOOL_LINK_MODE_100baseT_Half_BIT); phy_remove_link_mode(ndev->phydev, ETHTOOL_LINK_MODE_1000baseT_Half_BIT); phy_remove_link_mode(ndev->phydev, ETHTOOL_LINK_MODE_Pause_BIT); phy_remove_link_mode(ndev->phydev, ETHTOOL_LINK_MODE_Asym_Pause_BIT); @@ -1653,6 +1659,19 @@ static void emac_ndo_get_stats64(struct net_device *ndev, stats->tx_dropped = ndev->stats.tx_dropped; } +static int emac_ndo_get_phys_port_name(struct net_device *ndev, char *name, + size_t len) +{ + struct prueth_emac *emac = netdev_priv(ndev); + int ret; + + ret = snprintf(name, len, "p%d", emac->port_id); + if (ret >= len) + return -EINVAL; + + return 0; +} + static const struct net_device_ops emac_netdev_ops = { .ndo_open = emac_ndo_open, .ndo_stop = emac_ndo_stop, @@ -1663,6 +1682,7 @@ static const struct net_device_ops emac_netdev_ops = { .ndo_set_rx_mode = emac_ndo_set_rx_mode, .ndo_eth_ioctl = emac_ndo_ioctl, .ndo_get_stats64 = emac_ndo_get_stats64, + .ndo_get_phys_port_name = emac_ndo_get_phys_port_name, }; /* get emac_port corresponding to eth_node name */ @@ -1928,8 +1948,6 @@ static void prueth_put_cores(struct prueth *prueth, int slice) pru_rproc_put(prueth->pru[slice]); } -static const struct of_device_id prueth_dt_match[]; - static int prueth_probe(struct platform_device *pdev) { struct device_node *eth_node, *eth_ports_node; @@ -1938,7 +1956,6 @@ static int prueth_probe(struct platform_device *pdev) struct genpool_data_align gp_data = { .align = SZ_64K, }; - const struct of_device_id *match; struct device *dev = &pdev->dev; struct device_node *np; struct prueth *prueth; @@ -1948,17 +1965,13 @@ static int prueth_probe(struct platform_device *pdev) np = dev->of_node; - match = of_match_device(prueth_dt_match, dev); - if (!match) - return -ENODEV; - prueth = devm_kzalloc(dev, sizeof(*prueth), GFP_KERNEL); if (!prueth) return -ENOMEM; dev_set_drvdata(dev, prueth); prueth->pdev = pdev; - prueth->pdata = *(const struct prueth_pdata *)match->data; + prueth->pdata = *(const struct prueth_pdata *)device_get_match_data(dev); prueth->dev = dev; eth_ports_node = of_get_child_by_name(np, "ethernet-ports"); @@ -2113,6 +2126,10 @@ static int prueth_probe(struct platform_device *pdev) eth0_node->name); goto exit_iep; } + + if (of_find_property(eth0_node, "ti,half-duplex-capable", NULL)) + prueth->emac[PRUETH_MAC0]->half_duplex = 1; + prueth->emac[PRUETH_MAC0]->iep = prueth->iep0; } @@ -2124,6 +2141,9 @@ static int prueth_probe(struct platform_device *pdev) goto netdev_exit; } + if (of_find_property(eth1_node, "ti,half-duplex-capable", NULL)) + prueth->emac[PRUETH_MAC1]->half_duplex = 1; + prueth->emac[PRUETH_MAC1]->iep = prueth->iep0; } @@ -2313,8 +2333,13 @@ static const struct prueth_pdata am654_icssg_pdata = { .quirk_10m_link_issue = 1, }; +static const struct prueth_pdata am64x_icssg_pdata = { + .fdqring_mode = K3_RINGACC_RING_MODE_RING, +}; + static const struct of_device_id prueth_dt_match[] = { { .compatible = "ti,am654-icssg-prueth", .data = &am654_icssg_pdata }, + { .compatible = "ti,am642-icssg-prueth", .data = &am64x_icssg_pdata }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, prueth_dt_match); |