kernel: add support for the AT8032 PHY

This PHY is used on the Ubiquiti Networks NanoStation Loco XW

Signed-off-by: Felix Fietkau <nbd@nbd.name>

target/linux/generic/patches-4.4/739-net-phy-at803x-add-support-for-AT8032.patch

@@ -0,0 +1,65 @@
+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
+@@ -55,6 +55,7 @@
+ #define AT803X_PHY_ID_MASK			0xffffffef
+ #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");
+@@ -250,7 +251,8 @@ 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);
+@@ -478,6 +480,27 @@ static struct phy_driver at803x_driver[]
+ 	.driver			= {
+ 		.owner = THIS_MODULE,
+ 	},
++}, {
++	/* ATHEROS 8032 */
++	.phy_id			= ATH8032_PHY_ID,
++	.name			= "Atheros 8032 ethernet",
++	.phy_id_mask		= AT803X_PHY_ID_MASK,
++	.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_GBIT_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,
++	.driver			= {
++		.owner = THIS_MODULE,
++	},
+ } };
+ 
+ module_phy_driver(at803x_driver);
+@@ -485,6 +508,7 @@ module_phy_driver(at803x_driver);
+ static struct mdio_device_id __maybe_unused atheros_tbl[] = {
+ 	{ ATH8030_PHY_ID, AT803X_PHY_ID_MASK },
+ 	{ ATH8031_PHY_ID, AT803X_PHY_ID_MASK },
++	{ ATH8032_PHY_ID, AT803X_PHY_ID_MASK },
+ 	{ ATH8035_PHY_ID, AT803X_PHY_ID_MASK },
+ 	{ }
+ };