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net: micrel: Cable Diagnostics feature for lan8841 PHY

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Add support for cable diagnostics in lan8841 PHY. It has the same
registers layout as lan8814 PHY, therefore reuse the functionality.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20230208114406.1666671-1-horatiu.vultur@microchip.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Horatiu Vultur 2023-02-08 12:44:06 +01:00 committed by Jakub Kicinski
parent 436396f26d
commit a136391ae4
1 changed files with 5 additions and 0 deletions
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5
drivers/net/phy/micrel.c
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@ -378,6 +378,8 @@ static const struct kszphy_type lan8841_type = {
.disable_dll_tx_bit = BIT(14),
.disable_dll_rx_bit = BIT(14),
.disable_dll_mask = BIT_MASK(14),
.cable_diag_reg = LAN8814_CABLE_DIAG,
.pair_mask = LAN8814_WIRE_PAIR_MASK,
};
static int kszphy_extended_write(struct phy_device *phydev,
@ -3520,6 +3522,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id = PHY_ID_LAN8841,
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Microchip LAN8841 Gigabit PHY",
.flags = PHY_POLL_CABLE_TEST,
.driver_data = &lan8841_type,
.config_init = lan8841_config_init,
.probe = lan8841_probe,
@ -3531,6 +3534,8 @@ static struct phy_driver ksphy_driver[] = {
.get_stats = kszphy_get_stats,
.suspend = genphy_suspend,
.resume = genphy_resume,
.cable_test_start = lan8814_cable_test_start,
.cable_test_get_status = ksz886x_cable_test_get_status,
}, {
.phy_id = PHY_ID_KSZ9131,
.phy_id_mask = MICREL_PHY_ID_MASK,