Messages in this thread Patch in this message | | | From | "Radu Pirea (NXP OSS)" <> | Subject | [PATCH net-next v3 10/12] net: phy: nxp-c45-tja11xx: run cable test with the PHY in test mode | Date | Tue, 27 Jun 2023 10:18:51 +0300 |
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For TJA1120, the enable bit for cable test is not writable if the PHY is not in test mode.
Signed-off-by: Radu Pirea (NXP OSS) <radu-nicolae.pirea@oss.nxp.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> --- drivers/net/phy/nxp-c45-tja11xx.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/net/phy/nxp-c45-tja11xx.c b/drivers/net/phy/nxp-c45-tja11xx.c index a826c845ee7d..8097ac8d6962 100644 --- a/drivers/net/phy/nxp-c45-tja11xx.c +++ b/drivers/net/phy/nxp-c45-tja11xx.c @@ -145,6 +145,7 @@ #define VEND1_PORT_FUNC_ENABLES 0x8048 #define PTP_ENABLE BIT(3) +#define PHY_TEST_ENABLE BIT(0) #define VEND1_PORT_PTP_CONTROL 0x9000 #define PORT_PTP_CONTROL_BYPASS BIT(11) @@ -1258,6 +1259,8 @@ static int nxp_c45_cable_test_start(struct phy_device *phydev) { const struct nxp_c45_regmap *regmap = nxp_c45_get_regmap(phydev); + phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, + VEND1_PORT_FUNC_ENABLES, PHY_TEST_ENABLE); return phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, regmap->cable_test, CABLE_TEST_ENABLE | CABLE_TEST_START); } @@ -1299,6 +1302,8 @@ static int nxp_c45_cable_test_get_status(struct phy_device *phydev, phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, regmap->cable_test, CABLE_TEST_ENABLE); + phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, + VEND1_PORT_FUNC_ENABLES, PHY_TEST_ENABLE); return nxp_c45_start_op(phydev); } -- 2.34.1
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