diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0293-staging-fsl_ppfe-eth-Enable-PFE-in-clause-45-mode.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0293-staging-fsl_ppfe-eth-Enable-PFE-in-clause-45-mode.patch | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0293-staging-fsl_ppfe-eth-Enable-PFE-in-clause-45-mode.patch b/target/linux/layerscape/patches-5.4/701-net-0293-staging-fsl_ppfe-eth-Enable-PFE-in-clause-45-mode.patch new file mode 100644 index 0000000000..dac3a93721 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0293-staging-fsl_ppfe-eth-Enable-PFE-in-clause-45-mode.patch @@ -0,0 +1,77 @@ +From 666f91f706c167b061ec29f45936a9f24e86e55c Mon Sep 17 00:00:00 2001 +From: Bhaskar Upadhaya <Bhaskar.Upadhaya@nxp.com> +Date: Wed, 29 Nov 2017 12:08:00 +0530 +Subject: [PATCH] staging: fsl_ppfe/eth: Enable PFE in clause 45 mode + +when we opearate in clause 45 mode, we need to call +the function get_phy_device() with its 3rd argument as +"true" and then the resultant phy device needs to be +register with phy layer via phy_device_register() + +Signed-off-by: Bhaskar Upadhaya <Bhaskar.Upadhaya@nxp.com> +--- + drivers/staging/fsl_ppfe/pfe_eth.c | 32 +++++++++++++++++++++++++++++--- + 1 file changed, 29 insertions(+), 3 deletions(-) + +--- a/drivers/staging/fsl_ppfe/pfe_eth.c ++++ b/drivers/staging/fsl_ppfe/pfe_eth.c +@@ -923,7 +923,8 @@ static int pfe_eth_mdio_init(struct pfe_ + struct ls1012a_mdio_platform_data *minfo) + { + struct mii_bus *bus; +- int rc; ++ int rc, ii; ++ struct phy_device *phydev; + + netif_info(priv, drv, priv->ndev, "%s\n", __func__); + pr_info("%s\n", __func__); +@@ -962,6 +963,31 @@ static int pfe_eth_mdio_init(struct pfe_ + } + + priv->mii_bus = bus; ++ ++ /* For clause 45 we need to call get_phy_device() with it's ++ * 3rd argument as true and then register the phy device ++ * via phy_device_register() ++ */ ++ ++ if (priv->einfo->mii_config == PHY_INTERFACE_MODE_2500SGMII) { ++ for (ii = 0; ii < NUM_GEMAC_SUPPORT; ii++) { ++ phydev = get_phy_device(priv->mii_bus, ++ priv->einfo->phy_id + ii, true); ++ if (!phydev || IS_ERR(phydev)) { ++ rc = -EIO; ++ netdev_err(priv->ndev, "fail to get device\n"); ++ goto err1; ++ } ++ rc = phy_device_register(phydev); ++ if (rc) { ++ phy_device_free(phydev); ++ netdev_err(priv->ndev, ++ "phy_device_register() failed\n"); ++ goto err1; ++ } ++ } ++ } ++ + pfe_eth_mdio_reset(bus); + + return 0; +@@ -1149,7 +1175,7 @@ static void ls1012a_configure_serdes(str + int sgmii_2500 = 0; + struct mii_bus *bus = priv->mii_bus; + +- if (priv->einfo->mii_config == PHY_INTERFACE_MODE_SGMII_2500) ++ if (priv->einfo->mii_config == PHY_INTERFACE_MODE_2500SGMII) + sgmii_2500 = 1; + + netif_info(priv, drv, ndev, "%s\n", __func__); +@@ -1198,7 +1224,7 @@ static int pfe_phy_init(struct net_devic + netif_info(priv, drv, ndev, "%s: %s\n", __func__, phy_id); + interface = priv->einfo->mii_config; + if ((interface == PHY_INTERFACE_MODE_SGMII) || +- (interface == PHY_INTERFACE_MODE_SGMII_2500)) { ++ (interface == PHY_INTERFACE_MODE_2500SGMII)) { + /*Configure SGMII PCS */ + if (pfe->scfg) { + /*Config MDIO from serdes */ |