NXP Semiconductors QorIQ T2080 - 4 System Board Interface; Block Diagram

00000010: 66150002 00000000 ec027000 c1000000
00000020: 00800000 00000000 00000000 000307fc
00000030: 00000000 00000000 00000000 00000004
Model: fsl,T2080RDB
Board: T2080RDB, Board rev: D CPLD ver: 0x08, boot from NOR vBank4 SERDES Reference
Clocks: SD1_CLK1=156.25MHZ, SD1_CLK2=100.00MHZ SD2_CLK1=100.00MHZ, SD2_CLK2=100.00MHZ DRAM:
Initializing....using SPD Detected UDIMM D3XS56082XL10AA 2 GiB left unmapped 2 GiB (DDR3, 64-
bit, CL=13, ECC on) DDR Chip-Select Interleaving Mode: CS0+CS1 VID: Bus 0 has no device with
address 0x38 VID: Bus 0 has no device with address 0x08 VID: Bus 0 has no device with address
0x09 VID: Could not find voltage regulator on I2C. Warning: Adjusting core voltage failed.
Flash: 128 MiB L2: 2 MiB enabled Corenet Platform Cache: 512 KiB enabled Using SERDES1 Protocol:
102 (0x66) Using SERDES2 Protocol: 21 (0x15) WARN: pls set popts->cpo_sample = 0x53 in <board>/
ddr.c to optimize cpo MMC: No max bus width provided. Assume 8-bit supported. FSL_SDHC: 0
Loading Environment from Flash... OK EEPROM: Invalid ID (ff ff ff ff) In: serial Out: serial
Err: serial Net: Fman1: Uploading microcode version 106.4.18 eth0: fm1-mac1, eth1: fm1-mac2,
eth2: fm1-mac3, eth3: fm1-mac4, eth4: fm1-mac9, eth5: fm1-mac10 Hit any key to stop autoboot: 0
The Linux system auto boots and shows the following messages on the login screen:
t208rdb
login: root
root@t2080rdb:~#
4 System board interface
Figure 3 shows the top view of the T2080RDB-PC system board interface.
ETH4
(RGMII)
J37
ETH5
(RGMII)
J36
USB1
USB2
J4
DIP Switch
SW1 SW2 SW3
LTC3882 Program header
J26
ATX Power
Supply(2x4)
J28
CPLD Header
(2x5)
J24
C293 JTAG
(2x8)
J23
PCle x4 Gold-finger
T2080 processor
DDR3L SODIMM
J1
C293 coprocessor
SATA 1
J21
PCle x4
Slot
J20
T2080 JTAG
(2x8)
J3
ETH0
(10G SFP+)
J15
ETH1
(10G SFP+)
J13
UART 0/1 J35
ETH2
(10GbaseT)
J18
ETH3
(10GbaseT)
J17
SATA 2
J22
Figure 3. T2080RDB-PC system board interface
4.1 Block diagram
Figure 4 shows the high-level block diagram of the T2080RDB-PC.
NXP Semiconductors
System board interface
QorIQ T2080 Reference Design Board (T2080RDB-PC) Quick Start, Rev. 1, 08/2021
User Guide 3 / 12