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- From: Felix Fietkau <[email protected]>
- Subject: net: phy: at803x: add support for AT8032
- Like AT8030, this PHY needs the GPIO reset workaround
- Signed-off-by: Felix Fietkau <[email protected]>
- ---
- --- a/drivers/net/phy/at803x.c
- +++ b/drivers/net/phy/at803x.c
- @@ -62,6 +62,7 @@
-
- #define ATH8030_PHY_ID 0x004dd076
- #define ATH8031_PHY_ID 0x004dd074
- +#define ATH8032_PHY_ID 0x004dd023
- #define ATH8035_PHY_ID 0x004dd072
-
- MODULE_DESCRIPTION("Atheros 803x PHY driver");
- @@ -259,7 +260,8 @@ static int at803x_probe(struct phy_devic
- if (!priv)
- return -ENOMEM;
-
- - if (phydev->drv->phy_id != ATH8030_PHY_ID)
- + if (phydev->drv->phy_id != ATH8030_PHY_ID &&
- + phydev->drv->phy_id != ATH8032_PHY_ID)
- goto does_not_require_reset_workaround;
-
- gpiod_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
- @@ -335,7 +337,7 @@ static void at803x_link_change_notify(st
- struct at803x_priv *priv = phydev->priv;
-
- /*
- - * Conduct a hardware reset for AT8030 every time a link loss is
- + * Conduct a hardware reset for AT8030/2 every time a link loss is
- * signalled. This is necessary to circumvent a hardware bug that
- * occurs when the cable is unplugged while TX packets are pending
- * in the FIFO. In such cases, the FIFO enters an error mode it
- @@ -447,6 +449,24 @@ static struct phy_driver at803x_driver[]
- .aneg_done = at803x_aneg_done,
- .ack_interrupt = &at803x_ack_interrupt,
- .config_intr = &at803x_config_intr,
- +}, {
- + /* ATHEROS 8032 */
- + .phy_id = ATH8032_PHY_ID,
- + .name = "Atheros 8032 ethernet",
- + .phy_id_mask = 0xffffffef,
- + .probe = at803x_probe,
- + .config_init = at803x_config_init,
- + .link_change_notify = at803x_link_change_notify,
- + .set_wol = at803x_set_wol,
- + .get_wol = at803x_get_wol,
- + .suspend = at803x_suspend,
- + .resume = at803x_resume,
- + .features = PHY_BASIC_FEATURES,
- + .flags = PHY_HAS_INTERRUPT,
- + .config_aneg = genphy_config_aneg,
- + .read_status = genphy_read_status,
- + .ack_interrupt = at803x_ack_interrupt,
- + .config_intr = at803x_config_intr,
- } };
-
- module_phy_driver(at803x_driver);
- @@ -454,6 +474,7 @@ module_phy_driver(at803x_driver);
- static struct mdio_device_id __maybe_unused atheros_tbl[] = {
- { ATH8030_PHY_ID, 0xffffffef },
- { ATH8031_PHY_ID, 0xffffffef },
- + { ATH8032_PHY_ID, 0xffffffef },
- { ATH8035_PHY_ID, 0xffffffef },
- { }
- };
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