Help¶

Set the frequency in Hz sourced to the PTP timer.
If the value is set properly, the timer will be accurate.

Direct dependencies¶

ETH_E1000_PTP_CLOCK && NET_L2_ETHERNET

(Includes any dependencies from ifs and menus.)

Default¶

50000000

Kconfig definition¶

At <Zephyr>/drivers/ethernet/Kconfig.e1000:34

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:32 → <Zephyr>/drivers/Kconfig:20 → <Zephyr>/drivers/ethernet/Kconfig:50

Menu path: (Top) → Device Drivers → Ethernet Drivers → Enable PTP clock driver support [EXPERIMENTAL]

config ETH_E1000_PTP_CLOCK_SRC_HZ
    int "Frequency of the clock source for the PTP timer"
    default 50000000
    depends on ETH_E1000_PTP_CLOCK && NET_L2_ETHERNET
    help
      Set the frequency in Hz sourced to the PTP timer.
      If the value is set properly, the timer will be accurate.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)