Table 4. Default RCW settings (continued)
No
RCW words
Description
6
0x00000000
SerDes clock choice
7
0xec027000
Boot location choice
8
0xc1000000
PME frequency and DDR latency choice
9
0x00800000
PCIe1 in agent mode, others in host mode
10
0x00000000
Default setting, GPIO information
11
0x00000000
Default setting, TDM option
12
0x000307fc
0003: UART option
07fc: ASLEEP, RTC, SDHC_BASE, IRQ_OUT, IRQ_BASE,
SPI_BASE option
13
0x00000000
Default setting, IFC option
14
0x00000000
0000: 1588, SDHC, RGMII, I2C, TDM option
0000: LVDD, L1VDD, CVDD, EVDD, HDLC, DMA option
15
0x00000000
Reserved
16
0x00000004
Reserved
7 Switch settings
The dual inline package (DIP) switch is used to configure the boot source and to power on or reset some bits. It can choose a NOR
flash vBank as a boot vBank.
7.1 Switch default settings (NOR flash boot)
NOR flash boot is the default boot mode. To boot from the NOR flash, the DIP switches should be configured, as shown in the
table below.
DIP
switch
Switch binary value
1
2
3
4
5
6
7
8
SW1
0001 0011
ON
ON
ON
OFF
ON
ON
OFF
OFF
SW2
1011 1111
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
SW3
1110 0001
OFF
OFF
OFF
ON
ON
ON
ON
OFF
7.2 Other boot source settings
To boot from the NAND flash, the DIP switches should be configured, as shown in the table below.
DIP switch Switch binary value
1
2
3
4
5
6
7
8
SW1
1000 0010
OFF
ON
ON
ON
ON
ON
OFF
ON
Table continues on the next page...
NXP Semiconductors
Switch settings
QorIQ T2080 Reference Design Board (T2080RDB-PC) Quick Start, Rev. 1, 08/2021
User Guide
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