NXP Semiconductors QorIQ LX2160A - Page 49

LX2160A
GPIO
event
header
90120-0125
4.7 K (weak)
(17 places)
OVDD
4
3
2
1
5
OVDD (1.8 V)
PHY_25G_LOL/IRQ1
IRQ6
IRQ_FAN_B/IRQ7
PHY_25G_LOL/IRQ9
PHY_25G_LOL/IRQ10
IRQ_QSFP_B/IRQ11
IRQ_40GE_B/IRQ0
IRQ_10G_PHY1_B/IRQ2
IRQ_10G_PHY2_B/IRQ3
IRQ_EPHY1_B/IRQ4
IRQ_EPHY2_B/IRQ5
IRQ_RTC_B/IRQ8
EVT0
EVT1
EVT2
EVT3
EVT4
CS4223 40 GbE PHY
AQR107 10 GbE PHY #1
AQR107 10 GbE PHY #2
AR8035 1 GbE PHY #1
AR8035 1 GbE PHY #2
RTC
IN112525 25 GbE PHY
IN112525 25 GbE PHY
IN112525 25 GbE PHY
zQSFP+ 40 GbE module
EMC2305 fan controller
Figure 2-24. Interrupt architecture
The table below summarizes the interrupt assignments used.
Table 2-15. LX2160ARDB interrupt assignments
Interrupt signal Supported function Description
IRQ0_B IRQ_40GE_B 40 GbE PHY (CS4223) interrupt
IRQ1_B PHY_25G_LOL 25 GbE PHY (IN112525) loss-of-lock interrupt
IRQ2_B IRQ_10G_PHY1_B 10 GbE PHY #1 (AQR107) interrupt
IRQ3_B IRQ_10G_PHY2_B 10 GbE PHY #2 (AQR107) interrupt
IRQ4_B IRQ_EPHY1_B 1 GbE PHY #1 (AR8035) interrupt
IRQ5_B IRQ_EPHY2_B 1 GbE PHY #2 (AR8035) interrupt
IRQ6_B Unassigned
IRQ7_B IRQ_FAN_B EMC2305 fan controller interrupt
IRQ8_B IRQ_RTC_B RTC interrupt
IRQ9_B PHY_25G_LOL (if SFP2_MOD_ABS is low) SFP2 transceiver loss-of-lock interrupt
IRQ10_B PHY_25G_LOL (if SFP3_MOD_ABS is low) SFP3 transceiver loss-of-lock interrupt
IRQ11_B IRQ_QSFP_B zQSFP+ transceiver (40 GbE PHY) interrupt
Chapter 2 LX2160ARDB Functional Description
QorIQ LX2160A Reference Design Board Reference Manual, Rev. 0, 09/2018
NXP Semiconductors 49