RZBoard V2L
===========
https://www.avnet.com/wps/portal/us/products/avnet-boards/avnet-board-families/rzboard-v2l/
This board support creates a bootable sd card image for the AVNET RZBoard V2L.
This board is shipped with a u-boot inside its eMMC. This board support uses
that u-boot and only puts uEnv.txt, kernel image and rootfs onto the sd card.
Build:
======
$ make rzboard_v2l_defconfig
$ make
Files created in output directory
=================================
output/images
.
├── Image
├── boot.vfat
├── rootfs.ext2
├── rootfs.ext4
├── rootfs.tar
├── rzboard.dtb
├── sdcard.img
└── uEnv.txt
Creating bootable SD card:
==========================
Simply invoke (as root)
sudo dd if=output/images/sdcard.img of=/dev/sdX && sync
Where X is your SD card device.
Booting:
========
Configure board for sd card boot:
---------------------------------
Set the 'BOOT1' switch (next to the audio jack) to '1' (away from 'ON') in
order to let the board boot kernel and rootfs from SD card.
Serial console:
---------------
The RZBoard V2L has a 4-pin header "J19" right next to the micro USB. Its
layout can be seen in the Quick-Start Guide, or the Hardware User Guide,
obtainable from:
https://www.avnet.com/wps/portal/us/products/avnet-boards/avnet-board-families/rzboard-v2l/
The uart pins are as follows (from left to right - orientation according to the
board's labeling):
pin 1: n/a (most away from the board's corner)
pin 2: tx
pin 3: rx
pin 4: gnd (nearest to the board's corner)
Baudrate for this board is 115200.
Power-Up:
---------
Plug in a suitable USB-C power supply and press the button 'S1' (next to the
USB-C port) for 2 seconds until the LED goes on.
Login:
------
Enter 'root' as login user, and the prompt is ready.
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