grub: Add device tree loading for Jetson Orin Nano

If the Jetson Orin Nano Developer kit is detected, load the corresponding device tree. Signed-off-by: Renê de Souza Pinto <[email protected]>
lf-edge · Aug 27, 2024 · bdc925e · bdc925e
1 parent 7c4d480
commit bdc925e
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/pkg/grub/rootfs.cfg b/pkg/grub/rootfs.cfg
@@ -315,6 +315,12 @@ function set_arm64_baremetal {
       set_global dom0_console "console=tty0 earlycon=tty0"
       set_global dom0_platform_tweaks "fbcon=map:0 eve_nuke_disks=mmcblk0 eve_install_disk=nvme0n1 video=efifb:off"
    fi
+   # Jetson Orin NX Developer kit
+   if [ "$smb_product" = "NVIDIA Orin Nano Developer Kit" ]; then
+      set_to_existing_file devicetree /boot/dtb/nvidia/tegra234-p3767-0003-p3768-0000-a0.dtb
+      set_global dom0_console "console=ttyAMA0,115200 console=tty0 console=ttyTCU0,115200 earlycon=ttyTCU0,115200"
+      set_global dom0_platform_tweaks "fbcon=map:0 video=efifb:off nospectre_bhb"
+   fi
 }
 
 function set_arm64_qemu {