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net: phy: at803x: add QCA9561 support

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Add support for the embedded fast-ethernet PHY found on the QCA9561
WiSoC platform. It supports the usual Atheros PHY featureset including
the cable tester.

Tested on a Xiaomi MiRouter 4Q (QCA9561)

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David Bauer <mail@david-bauer.net>
Link: https://lore.kernel.org/r/20211005225401.10653-1-mail@david-bauer.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
David Bauer 2021-10-06 00:54:01 +02:00 committed by Jakub Kicinski
parent d0f1c248b4
commit fada2ce093
1 changed files with 21 additions and 2 deletions
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23
drivers/net/phy/at803x.c
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@ -153,6 +153,7 @@
#define QCA8327_A_PHY_ID 0x004dd033
#define QCA8327_B_PHY_ID 0x004dd034
#define QCA8337_PHY_ID 0x004dd036
#define QCA9561_PHY_ID 0x004dd042
#define QCA8K_PHY_ID_MASK 0xffffffff
#define QCA8K_DEVFLAGS_REVISION_MASK GENMASK(2, 0)
@ -1237,7 +1238,8 @@ static int at803x_cable_test_get_status(struct phy_device *phydev,
int pair, ret;
if (phydev->phy_id == ATH9331_PHY_ID ||
phydev->phy_id == ATH8032_PHY_ID)
phydev->phy_id == ATH8032_PHY_ID ||
phydev->phy_id == QCA9561_PHY_ID)
pair_mask = 0x3;
else
pair_mask = 0xf;
@ -1277,7 +1279,8 @@ static int at803x_cable_test_start(struct phy_device *phydev)
phy_write(phydev, MII_BMCR, BMCR_ANENABLE);
phy_write(phydev, MII_ADVERTISE, ADVERTISE_CSMA);
if (phydev->phy_id != ATH9331_PHY_ID &&
phydev->phy_id != ATH8032_PHY_ID)
phydev->phy_id != ATH8032_PHY_ID &&
phydev->phy_id != QCA9561_PHY_ID)
phy_write(phydev, MII_CTRL1000, 0);
/* we do all the (time consuming) work later */
@ -1408,6 +1411,21 @@ static struct phy_driver at803x_driver[] = {
.read_status = at803x_read_status,
.soft_reset = genphy_soft_reset,
.config_aneg = at803x_config_aneg,
}, {
/* Qualcomm Atheros QCA9561 */
PHY_ID_MATCH_EXACT(QCA9561_PHY_ID),
.name = "Qualcomm Atheros QCA9561 built-in PHY",
.suspend = at803x_suspend,
.resume = at803x_resume,
.flags = PHY_POLL_CABLE_TEST,
/* PHY_BASIC_FEATURES */
.config_intr = &at803x_config_intr,
.handle_interrupt = at803x_handle_interrupt,
.cable_test_start = at803x_cable_test_start,
.cable_test_get_status = at803x_cable_test_get_status,
.read_status = at803x_read_status,
.soft_reset = genphy_soft_reset,
.config_aneg = at803x_config_aneg,
}, {
/* QCA8337 */
.phy_id = QCA8337_PHY_ID,
@ -1466,6 +1484,7 @@ static struct mdio_device_id __maybe_unused atheros_tbl[] = {
{ PHY_ID_MATCH_EXACT(QCA8337_PHY_ID) },
{ PHY_ID_MATCH_EXACT(QCA8327_A_PHY_ID) },
{ PHY_ID_MATCH_EXACT(QCA8327_B_PHY_ID) },
{ PHY_ID_MATCH_EXACT(QCA9561_PHY_ID) },
{ }
};