diff options
Diffstat (limited to 'target/linux/generic/files/drivers/net/phy/ar8327.c')
| -rw-r--r-- | target/linux/generic/files/drivers/net/phy/ar8327.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/ar8327.c b/target/linux/generic/files/drivers/net/phy/ar8327.c index 803fb3d49f..170c3e43a3 100644 --- a/target/linux/generic/files/drivers/net/phy/ar8327.c +++ b/target/linux/generic/files/drivers/net/phy/ar8327.c @@ -128,6 +128,49 @@ ar8327_get_pad_cfg(struct ar8327_pad_cfg *cfg) } static void +ar8327_phy_rgmii_set(struct ar8xxx_priv *priv, struct phy_device *phydev) +{ + u16 phy_val = 0; + int phyaddr = phydev->mdio.addr; + struct device_node *np = phydev->mdio.dev.of_node; + + if (!np) + return; + + if (!of_property_read_bool(np, "qca,phy-rgmii-en")) { + pr_err("ar8327: qca,phy-rgmii-en is not specified\n"); + return -EINVAL; + } + ar8xxx_phy_dbg_read(priv, phyaddr, + AR8327_PHY_MODE_SEL, &phy_val); + phy_val |= AR8327_PHY_MODE_SEL_RGMII; + ar8xxx_phy_dbg_write(priv, phyaddr, + AR8327_PHY_MODE_SEL, phy_val); + + /* set rgmii tx clock delay if needed */ + if (!of_property_read_bool(np, "qca,txclk-delay-en")) { + pr_err("ar8327: qca,txclk-delay-en is not specified\n"); + return -EINVAL; + } + ar8xxx_phy_dbg_read(priv, phyaddr, + AR8327_PHY_SYS_CTRL, &phy_val); + phy_val |= AR8327_PHY_SYS_CTRL_RGMII_TX_DELAY; + ar8xxx_phy_dbg_write(priv, phyaddr, + AR8327_PHY_SYS_CTRL, phy_val); + + /* set rgmii rx clock delay if needed */ + if (!of_property_read_bool(np, "qca,rxclk-delay-en")) { + pr_err("ar8327: qca,rxclk-delay-en is not specified\n"); + return -EINVAL; + } + ar8xxx_phy_dbg_read(priv, phyaddr, + AR8327_PHY_TEST_CTRL, &phy_val); + phy_val |= AR8327_PHY_TEST_CTRL_RGMII_RX_DELAY; + ar8xxx_phy_dbg_write(priv, phyaddr, + AR8327_PHY_TEST_CTRL, phy_val); +} + +static void ar8327_phy_fixup(struct ar8xxx_priv *priv, int phy) { switch (priv->chip_rev) { @@ -1490,6 +1533,7 @@ const struct ar8xxx_chip ar8337_chip = { .set_mirror_regs = ar8327_set_mirror_regs, .get_arl_entry = ar8327_get_arl_entry, .sw_hw_apply = ar8327_sw_hw_apply, + .phy_rgmii_set = ar8327_phy_rgmii_set, .num_mibs = ARRAY_SIZE(ar8236_mibs), .mib_decs = ar8236_mibs, |