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From: Felix Fietkau <nbd@nbd.name>
Date: Wed, 30 Nov 2016 11:31:03 +0100
Subject: [PATCH] net: phy: at803x: add support for AT8032
Like AT8030, this PHY needs the GPIO reset workaround
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- 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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