diff --git a/source/linux/Foundational_Components/PRU-ICSS/Linux_Drivers/PRU_ICSSG_Ethernet.rst b/source/linux/Foundational_Components/PRU-ICSS/Linux_Drivers/PRU_ICSSG_Ethernet.rst index 759198c02..0712cb2d3 100644 --- a/source/linux/Foundational_Components/PRU-ICSS/Linux_Drivers/PRU_ICSSG_Ethernet.rst +++ b/source/linux/Foundational_Components/PRU-ICSS/Linux_Drivers/PRU_ICSSG_Ethernet.rst @@ -662,14 +662,7 @@ PPS Pulse Per Second support .. ifconfig:: CONFIG_part_variant in ('AM64X') - To enable PPS on AM64x, the hardware pin PRG0_IEP0EDC_SYNC_OUT0 needs to be enabled. - - :: - - icssg0_iep0_pins_default: icssg0-iep0-pins-default { - pinctrl-single,pins = < - AM64X_IOPAD(0x01AC, PIN_OUTPUT, 2) /* (W1) PRG0_PRU0_GPO19.PRG0_IEP0_EDC_SYNC_OUT0 */ - >; + To enable PPS on AM64x, the hardware pin PRG0_IEP0_EDC_SYNC_OUT0 needs to be enabled. PPS can be tested using `testptp.c `__ tool. @@ -691,7 +684,7 @@ To turn on PPS, .. ifconfig:: CONFIG_part_variant in ('AM64X') - This will generate PPS signal with 1 pulse per second which can be captured by oscilloscope. + This will generate PPS signal with 1 pulse per second which can be probed at J18 SYNC_OUT0 header on the EVM and capture using oscilloscope. To turn off PPS,