SBC: add cb2 support

.github/workflow_config.yml

@@ -26,7 +26,7 @@ buildtest:
   - raspberry/rpi32
   # - raspberry/rpi64
   - raspberry/opicm4
-
+  - raspberry/cb2
 # This is used to setup release build chain.
 # Each entry will be used in setup matrix for releases
 
@@ -39,4 +39,5 @@ release:
   # - orangepi/orangepi_zero2
   # Raspberry Pi OS based images
   - raspberry/rpi32
+  - raspberry/cb2
   # - raspberry/rpi64

config/raspberry/cb2

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+# Shebang for better file detection
+
+# Just guessing, there's zero information on the architecture of this image.
+BASE_ARCH="arm64"
+
+# Third party OrangePi 4 Raspberry Pi OS image.
+DOWNLOAD_URL_CHECKSUM="https://gist.githubusercontent.com/miklschmidt/c42f91aced564b1a41001b82d98d47d0/raw/ec884dda8844fd2cb17490306044819dfa68ad75/Orangepi3b_1.0.0_raspios_bullseye_server_linux5.10.160.7z.sha256"
+DOWNLOAD_URL_IMAGE="https://github.com/leeboby/raspberry-pi-os-images/releases/download/opi3b/Orangepi3b_1.0.0_raspios_bullseye_server_linux5.10.160.7z"
+MODULES=$MODULES",cb2-dtb"
+
+# export variables
+export BASE_ARCH
+export DOWNLOAD_URL_CHECKSUM
+export DOWNLOAD_URL_IMAGE

src/modules/cb2-dtb/start_chroot_script

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# Installs the CB2 device tree blob on the system
+# GPL V3
+########
+
+# Source error handling, leave this in place
+set -Ee
+
+unpack /filesystem/boot/dtb /boot/dtb root
+
+envFile="/boot/config.txt"
+if [ -f "/boot/armbianEnv.txt" ]; then
+    envFile="/boot/armbianEnv.txt"
+fi
+if [ -f "/boot/orangepiEnv.txt" ]; then
+    envFile="/boot/orangepiEnv.txt"
+fi
+
+sed -i '/fdtfile=.*$/d' "${envFile}"
+echo -e "fdtfile=rk3566-bigtreetech-pi2.dtb" >> "${envFile}"