blob: 9b8828244294038e01bfc0d85d2be243c9c8364e [file] [log] [blame]
b.liue9582032025-04-17 19:18:16 +08001From: Felix Fietkau <nbd@nbd.name>
2Subject: net: phy: at803x: add support for AT8032
3
4Like AT8030, this PHY needs the GPIO reset workaround
5
6Signed-off-by: Felix Fietkau <nbd@nbd.name>
7---
8
9--- a/drivers/net/phy/at803x.c
10+++ b/drivers/net/phy/at803x.c
11@@ -64,8 +64,10 @@
12
13 #define ATH8030_PHY_ID 0x004dd076
14 #define ATH8031_PHY_ID 0x004dd074
15+#define ATH8032_PHY_ID 0x004dd023
16 #define ATH8035_PHY_ID 0x004dd072
17 #define AT803X_PHY_ID_MASK 0xffffffef
18+#define AT8032_PHY_ID_MASK 0xffffffff
19
20 MODULE_DESCRIPTION("Atheros 803x PHY driver");
21 MODULE_AUTHOR("Matus Ujhelyi");
22@@ -314,7 +316,7 @@ static int at803x_config_intr(struct phy
23 static void at803x_link_change_notify(struct phy_device *phydev)
24 {
25 /*
26- * Conduct a hardware reset for AT8030 every time a link loss is
27+ * Conduct a hardware reset for AT8030/2 every time a link loss is
28 * signalled. This is necessary to circumvent a hardware bug that
29 * occurs when the cable is unplugged while TX packets are pending
30 * in the FIFO. In such cases, the FIFO enters an error mode it
31@@ -471,6 +473,24 @@ static struct phy_driver at803x_driver[]
32 .aneg_done = at803x_aneg_done,
33 .ack_interrupt = &at803x_ack_interrupt,
34 .config_intr = &at803x_config_intr,
35+}, {
36+ /* ATHEROS 8032 */
37+ .phy_id = ATH8032_PHY_ID,
38+ .name = "Atheros 8032 ethernet",
39+ .phy_id_mask = AT8032_PHY_ID_MASK,
40+ .probe = at803x_probe,
41+ .config_init = at803x_config_init,
42+ .link_change_notify = at803x_link_change_notify,
43+ .set_wol = at803x_set_wol,
44+ .get_wol = at803x_get_wol,
45+ .suspend = at803x_suspend,
46+ .resume = at803x_resume,
47+ /* PHY_BASIC_FEATURES */
48+ .read_status = at803x_read_status,
49+ .config_aneg = genphy_config_aneg,
50+ .read_status = genphy_read_status,
51+ .ack_interrupt = at803x_ack_interrupt,
52+ .config_intr = at803x_config_intr,
53 } };
54
55 module_phy_driver(at803x_driver);
56@@ -478,6 +498,7 @@ module_phy_driver(at803x_driver);
57 static struct mdio_device_id __maybe_unused atheros_tbl[] = {
58 { ATH8030_PHY_ID, AT803X_PHY_ID_MASK },
59 { ATH8031_PHY_ID, AT803X_PHY_ID_MASK },
60+ { ATH8032_PHY_ID, AT8032_PHY_ID_MASK },
61 { ATH8035_PHY_ID, AT803X_PHY_ID_MASK },
62 { }
63 };