Igor: Created page with "== Available Device Trees == The current release includes the following '''dtb''' files: {| class="wikitable" style="text-align:left;" |- | align="center" | '''Device Tree'''..."

2025-01-09T15:52:29Z

Created page with "== Available Device Trees == The current release includes the following '''dtb''' files: {| class="wikitable" style="text-align:left;" |- | align="center" | '''Device Tree'''..."

New page

== Available Device Trees ==
The current release includes the following '''dtb''' files:

{| class="wikitable" style="text-align:left;"
|-
| align="center" | '''Device Tree'''
| '''Hardware Configuration and Features'''
| align="center" | '''Description'''
|-
|ucm-imx95-headless.dtb
|default hardware configuration
|
|-

|
'''ucm-imx95.dtb''' 
|
ucm-imx95-headless.dtb 
ucm-imx95-lvds.dtbo 
|
headless 
+lvds 
|-
|}

==Set a device tree==
The current release provides two methods to switch between dtb files:
* U-Boot environment
The U-boot '''fdtfile''' variable contains the device tree name that will be loaded into the RAM.
This variable can be changed by:
{| class="wikitable" style="text-align:left;"
|-
| align="" | '''Environment'''
| align="" | '''Command'''
|-
| align="" |U-Boot
| align="" |setenv fdtfile <fdt_file_name>; saveenv;
|-
| align="" |Linux
| align="" |fw_setenv fdtfile <fdt_file_name>
|-
|}
* GRUB environment (if the image was created with the meta-compulab-uefi layer)
{| class="wikitable" style="text-align:left;"
|-
| align="" | '''Environment'''
| align="" | '''Command/Procedure'''
|-
| align="" |GRUB Boot Menu
| align="" |Goto "Advanced Boot Options" and choose a device tree from the provided dtb list.
|-
| align="" |Linux
| align="" |grub-editenv /boot/EFI/BOOT/grubenv set fdt_file=<fdt_file_name>
|-
|}

[[Category:Linux]]
[[Category:Yocto]]
[[Category:UCM-iMX95]]

UCM-iMX95 Yocto Linux: Device trees - Revision history

Igor: Created page with "== Available Device Trees == The current release includes the following '''dtb''' files: {| class="wikitable" style="text-align:left;" |- | align="center" | '''Device Tree'''..."