Platform Adaptation and Bring-Up
Jetson Nano Platform Adaptation and Bring-Up Guide DA_09361-002 | 28
●
To flash QSPI only on a SKU 0000 device, jetson-nano-qspi.conf.
● To flash QSPI and SD card on a SKU 0000 device, jetson-nano-sd.conf.
● To flash eMMC on a SKU 0020 device, jetson-nano-emmc.conf.
You also must specify eMMC size in p3448-0000.conf.common.
Below are the parameters in the file which you must review.
ODMDATA=0x94000;
CHIPID=0x21;
EMMC_BCT=P3448_A00_4GB_Micron_4GB_lpddr4_204Mhz_P987.cfg;
EMMC_CFG=flash_l4t_t210_spi_p3448.xml;
EMMCSIZE=4194304; # Size of primary boot device
ITS_FILE=;
SYSBOOTFILE=p3450-porg/extlinux.conf;
DTB_FILE=tegra210-porg-p3448-0000-a00.dtb;
# To configure whether to use U-Boot,
# do either of the following before running flash.sh:
# 1) Set environment variable USE_UBOOT to 0 or 1.
# 2) Edit the line below to set USE_UBOOT to 0 or 1.
if [ -z "${USE_UBOOT}" ]; then
USE_UBOOT=1; # you can disable uboot
fi;
ROOTFSSIZE=14GiB; # System.img size
CMDLINE_ADD="console=ttyS0,115200n8 console=tty0 fbcon=map:0
net.ifnames=0"; you can add delete kernel command line here
Before Power-On
Make sure that the Jetson Nano board is connected to the BTB connector correctly and
securely.
Verify that power supplies are not shorted to ground or to other power supplies.
Initial Power-On
Verify that VDD_IN from carrier board is 5 V.
Verify that POWER_EN goes to HIGH when power is turned on.
Verify that system can enter force recovery.
Initial Software Flashing
Verify that system can be flashed with TegraFlash.
Verify that TegraBoot and U-Boot run to completion by checking log output.
Verify that OS runs to desktop.
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