phy: nxp-c45-tja11xx: add timestamping support · fracktal/linux@514def5 · GitHub

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phy: nxp-c45-tja11xx: add timestamping support

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Add mii_timestamper interface and register a ptp clock.
The package timestamping can work with or without interrupts.
RX timestamps are received in the reserved field of the PTP package.
TX timestamps are read via MDIO from a set of registers.

Signed-off-by: Radu Pirea (NXP OSS) <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

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Radu Pirea (NXP OSS) authored and davem330 committed May 10, 2021

1 parent 9d9d415 commit 514def5