imx6: disable MSI interrupts
[oweals/openwrt.git] / target / linux / generic / patches-4.9 / 180-net-phy-at803x-add-support-for-AT8032.patch
1 From: Felix Fietkau <nbd@nbd.name>
2 Date: Wed, 30 Nov 2016 11:31:03 +0100
3 Subject: [PATCH] net: phy: at803x: add support for AT8032
4
5 Like AT8030, this PHY needs the GPIO reset workaround
6
7 Signed-off-by: Felix Fietkau <nbd@nbd.name>
8 ---
9
10 --- a/drivers/net/phy/at803x.c
11 +++ b/drivers/net/phy/at803x.c
12 @@ -62,6 +62,7 @@
13  
14  #define ATH8030_PHY_ID 0x004dd076
15  #define ATH8031_PHY_ID 0x004dd074
16 +#define ATH8032_PHY_ID 0x004dd023
17  #define ATH8035_PHY_ID 0x004dd072
18  
19  MODULE_DESCRIPTION("Atheros 803x PHY driver");
20 @@ -259,7 +260,8 @@ static int at803x_probe(struct phy_devic
21         if (!priv)
22                 return -ENOMEM;
23  
24 -       if (phydev->drv->phy_id != ATH8030_PHY_ID)
25 +       if (phydev->drv->phy_id != ATH8030_PHY_ID &&
26 +           phydev->drv->phy_id != ATH8032_PHY_ID)
27                 goto does_not_require_reset_workaround;
28  
29         gpiod_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
30 @@ -335,7 +337,7 @@ static void at803x_link_change_notify(st
31         struct at803x_priv *priv = phydev->priv;
32  
33         /*
34 -        * Conduct a hardware reset for AT8030 every time a link loss is
35 +        * Conduct a hardware reset for AT8030/2 every time a link loss is
36          * signalled. This is necessary to circumvent a hardware bug that
37          * occurs when the cable is unplugged while TX packets are pending
38          * in the FIFO. In such cases, the FIFO enters an error mode it
39 @@ -447,6 +449,24 @@ static struct phy_driver at803x_driver[]
40         .aneg_done              = at803x_aneg_done,
41         .ack_interrupt          = &at803x_ack_interrupt,
42         .config_intr            = &at803x_config_intr,
43 +}, {
44 +       /* ATHEROS 8032 */
45 +       .phy_id                 = ATH8032_PHY_ID,
46 +       .name                   = "Atheros 8032 ethernet",
47 +       .phy_id_mask            = 0xffffffef,
48 +       .probe                  = at803x_probe,
49 +       .config_init            = at803x_config_init,
50 +       .link_change_notify     = at803x_link_change_notify,
51 +       .set_wol                = at803x_set_wol,
52 +       .get_wol                = at803x_get_wol,
53 +       .suspend                = at803x_suspend,
54 +       .resume                 = at803x_resume,
55 +       .features               = PHY_BASIC_FEATURES,
56 +       .flags                  = PHY_HAS_INTERRUPT,
57 +       .config_aneg            = genphy_config_aneg,
58 +       .read_status            = genphy_read_status,
59 +       .ack_interrupt          = at803x_ack_interrupt,
60 +       .config_intr            = at803x_config_intr,
61  } };
62  
63  module_phy_driver(at803x_driver);
64 @@ -454,6 +474,7 @@ module_phy_driver(at803x_driver);
65  static struct mdio_device_id __maybe_unused atheros_tbl[] = {
66         { ATH8030_PHY_ID, 0xffffffef },
67         { ATH8031_PHY_ID, 0xffffffef },
68 +       { ATH8032_PHY_ID, 0xffffffef },
69         { ATH8035_PHY_ID, 0xffffffef },
70         { }
71  };