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Table 16. Devices attached to XSPI interface
Part identifier
Part number
Manufacturer
Description
U32
MT35XU02GCBA1G12-0SIT
ES
Micron
• 256 MB, PBGA24 x1/x8 SPI serial
NOR flash memory
• Supports 166 MHz SDR speed and
200 MHz DDR speed
• Powers up in x1 mode
U35
MT29F4G01ABBFD12-
ITES:F
Micron
• 512 MB, PBGA24 x1/x4 SPI NAND
flash memory
• Supports 166 MHz SDR speed
• Powers up in x1 mode
J23
TFM-110-02-S-D-SN-K-TR
Samtec
A 2x10-pin connector that connects to
an external QSPI flash emulator
(DediProg EM100Pro) through an ISP-
ADP-intel-B cable adapter. The
EM100Pro emulator uses 1.8 V as the
input/output voltage.
The table below describes the XSPI routing configuration.
Table 17. XSPI configuration
Configuration signal
DIP switch
CPLD register
Description
CFG_XSPI_MAP
SW1[8]
BRDCFG0[7:5]
Table 18.
Bit value
XSPI_A_CS
0
XSPI_A_CS
1
Description
000
sNOR
sNAND
Normal NOR
001
sNAND
sNOR
Normal
NAND
010
Emulator
sNOR
Programmab
le NOR
011
Emulator
sNAND
Programmab
le NAND
100
sNOR
Emulator
Boot from
sNOR and
program
emulator
The NAND and NOR device selection is based on the RCW_BOOT_SRC settings. Refer to
for more details.
XSPI interface
QorIQ LS1028A Reference Design Board Reference Manual, Rev. b, 11/2018
NXP Semiconductors
COMPANY CONFIDENTIAL
39
Содержание QorIQ LS1028A
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