Merge branch 'ag/drop-nitro-ave' into 'kirkstone'

Cleanup/drop support for Avenger/Nitrogen boards

See merge request !347

.oniro-ci/machines-and-flavours.yaml

@@ -243,15 +243,6 @@ zephyr-qemu-cortex-m3-twister-gcc:
 zephyr-qemu-cortex-m3-twister-clang:
   extends: [.zephyr-qemu-cortex-m3-twister, .toolchain-clang, .broken]
 
-.zephyr-96b-avenger:
-  extends: .build-zephyr-image
-  variables:
-    MACHINE: 96b-avenger96
-zephyr-96b-avenger-gcc:
-  extends: [.zephyr-96b-avenger, .toolchain-gcc]
-zephyr-96b-avenger-clang:
-  extends: [.zephyr-96b-avenger, .toolchain-clang, .broken]
-
 .zephyr-nrf52840dk-nrf52840:
   extends: .build-zephyr-image
   variables:

docs/build-flavours/zephyr-flavour.rst

@@ -22,7 +22,6 @@ Supported machines (default in **bold**):
 
 * **qemu-x86**
 * qemu-cortex-m3
-* 96b-avenger96 (96Boards Avenger96)
 * arduino-nano-33-ble (Arduino Nano 33 BLE and Arduino Nano 33 BLE Sense)
 
 Build steps example:

docs/ci/machines-and-flavours.rst

@@ -113,19 +113,6 @@ basic 32bit ARM micro-controller virtual machine.
 
 The cache for this job is publicly available.
 
-zephyr-96b-avenger
-..................
-
-This job extends `.build-zephyr` job from the manifest repository and builds
-``zephyr-philosophers`` using the Zephyr flavour of |main_project_name| and
-``MACHINE=96b-avenger96``. This job checks that Zephyr can be built for the
-96Boards Avenger development board cortex-M3 core, embedded into STM32MP157
-SoC.
-
-.. note::
-    The cache for this job is not public, pending legal review of any firmware
-    that may be included.
-
 zephyr-arduino-nano-33-ble
 ..........................
 

flavours/zephyr/conf-notes.txt

@@ -6,7 +6,6 @@ You can now run 'bitbake zephyr-philosophers'
 Supported machines (first is the default):
 - qemu-x86
 - qemu-cortex-m3
-- 96b-avenger96 (96Boards Avenger96)
 - arduino-nano-33-ble (Arduino Nano 33 BLE and Arduino Nano 33 BLE Sense)
 
 MACHINE variable can be set up in conf/local.conf file under build directory

flavours/zephyr/local.conf.sample

@@ -26,8 +26,6 @@
 # There are also the following hardware board target machines included for
 # demonstration purposes:
 #
-#MACHINE ?= "96b-nitrogen"
-#MACHINE ?= "96b-avenger96"
 #MACHINE ?= "nrf52840dk-nrf52840"
 #MACHINE ?= "arduino-nano-33-ble"
 #