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net: phy: nxp-c45-tja11xx: add support for TJA1121

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Add support for TJA1121 which is based on TJA1120 but with
additional MACsec IP.

Signed-off-by: Andrei Botila <andrei.botila@oss.nxp.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20250228154320.2979000-3-andrei.botila@oss.nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Andrei Botila 2025-02-28 17:43:20 +02:00 • committed by Jakub Kicinski
parent a06a868a0c
commit 7215e93756
2 changed files with 40 additions and 2 deletions
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2
drivers/net/phy/Kconfig
View file

@ -328,7 +328,7 @@ config NXP_C45_TJA11XX_PHY
depends on MACSEC || !MACSEC
help
Enable support for NXP C45 TJA11XX PHYs.
Currently supports the TJA1103, TJA1104 and TJA1120 PHYs.
Currently supports the TJA1103, TJA1104, TJA1120 and TJA1121 PHYs.
config NXP_TJA11XX_PHY
tristate "NXP TJA11xx PHYs support"

40
drivers/net/phy/nxp-c45-tja11xx.c
View file

@ -22,6 +22,7 @@
#define PHY_ID_MASK GENMASK(31, 4)
/* Same id: TJA1103, TJA1104 */
#define PHY_ID_TJA_1103 0x001BB010
/* Same id: TJA1120, TJA1121 */
#define PHY_ID_TJA_1120 0x001BB031
#define VEND1_DEVICE_CONTROL 0x0040
@ -1914,6 +1915,18 @@ static int tja1104_match_phy_device(struct phy_device *phydev)
nxp_c45_macsec_ability(phydev);
}
static int tja1120_match_phy_device(struct phy_device *phydev)
{
return phy_id_compare(phydev->phy_id, PHY_ID_TJA_1120, PHY_ID_MASK) &&
!nxp_c45_macsec_ability(phydev);
}
static int tja1121_match_phy_device(struct phy_device *phydev)
{
return phy_id_compare(phydev->phy_id, PHY_ID_TJA_1120, PHY_ID_MASK) &&
nxp_c45_macsec_ability(phydev);
}
static const struct nxp_c45_regmap tja1120_regmap = {
.vend1_ptp_clk_period = 0x1020,
.vend1_event_msg_filt = 0x9010,
@ -2032,7 +2045,6 @@ static struct phy_driver nxp_c45_driver[] = {
.match_phy_device = tja1104_match_phy_device,
},
{
PHY_ID_MATCH_MODEL(PHY_ID_TJA_1120),
.name = "NXP C45 TJA1120",
.get_features = nxp_c45_get_features,
.driver_data = &tja1120_phy_data,
@ -2055,6 +2067,32 @@ static struct phy_driver nxp_c45_driver[] = {
.get_sqi = nxp_c45_get_sqi,
.get_sqi_max = nxp_c45_get_sqi_max,
.remove = nxp_c45_remove,
.match_phy_device = tja1120_match_phy_device,
},
{
.name = "NXP C45 TJA1121",
.get_features = nxp_c45_get_features,
.driver_data = &tja1120_phy_data,
.probe = nxp_c45_probe,
.soft_reset = nxp_c45_soft_reset,
.config_aneg = genphy_c45_config_aneg,
.config_init = nxp_c45_config_init,
.config_intr = tja1120_config_intr,
.handle_interrupt = nxp_c45_handle_interrupt,
.read_status = genphy_c45_read_status,
.link_change_notify = tja1120_link_change_notify,
.suspend = genphy_c45_pma_suspend,
.resume = genphy_c45_pma_resume,
.get_sset_count = nxp_c45_get_sset_count,
.get_strings = nxp_c45_get_strings,
.get_stats = nxp_c45_get_stats,
.cable_test_start = nxp_c45_cable_test_start,
.cable_test_get_status = nxp_c45_cable_test_get_status,
.set_loopback = genphy_c45_loopback,
.get_sqi = nxp_c45_get_sqi,
.get_sqi_max = nxp_c45_get_sqi_max,
.remove = nxp_c45_remove,
.match_phy_device = tja1121_match_phy_device,
},
};