If System interface protocol is USXGMII then enable USXGMII autoneg Signed-off-by: Valentin Catalin Neacsu valentin-catalin.neacsu@nxp.com --- drivers/net/phy/aquantia.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/drivers/net/phy/aquantia.c b/drivers/net/phy/aquantia.c index 6678147545..603abb5a7f 100644 --- a/drivers/net/phy/aquantia.c +++ b/drivers/net/phy/aquantia.c @@ -4,6 +4,7 @@ * SPDX-License-Identifier: GPL-2.0+ * * Copyright 2014 Freescale Semiconductor, Inc. + * Copyright 2018 NXP */ #include <config.h> #include <common.h> @@ -20,6 +21,13 @@ #define AQUNTIA_SPEED_LSB_MASK 0x2000 #define AQUNTIA_SPEED_MSB_MASK 0x40
+#define AQUANTIA_SYSTEM_INTERFACE_SR 0xe812 +#define AQUANTIA_VENDOR_PROVISIONING_REG 0xC441 + +#define AQUANTIA_USX_AUTONEG_CONTROL_ENA 0x0008 +#define AQUANTIA_SI_IN_USE_MASK 0x0078 +#define AQUANTIA_SI_USXGMII 0x0018 + int aquantia_config(struct phy_device *phydev) { u32 val = phy_read(phydev, MDIO_MMD_PMAPMD, MII_BMCR); @@ -41,6 +49,16 @@ int aquantia_config(struct phy_device *phydev) phy_write(phydev, MDIO_MMD_PMAPMD, MII_BMCR, AQUNTIA_SPEED_LSB_MASK | AQUNTIA_SPEED_MSB_MASK); + + val = phy_read(phydev, MDIO_MMD_PHYXS, + AQUANTIA_SYSTEM_INTERFACE_SR); + /* If SI is USXGMII then start USXGMII autoneg*/ + if ((val & AQUANTIA_SI_IN_USE_MASK) == AQUANTIA_SI_USXGMII) { + phy_write(phydev, MDIO_MMD_PHYXS, + AQUANTIA_VENDOR_PROVISIONING_REG, + AQUANTIA_USX_AUTONEG_CONTROL_ENA); + } + } else if (phydev->interface == PHY_INTERFACE_MODE_SGMII_2500) { /* 2.5GBASE-T mode */ phydev->advertising = SUPPORTED_1000baseT_Full;