sample: Cleanup configurations

Removed axon configurations for nrf54lm20a target.
Added sample.yaml for test inference.

JIRA: none

Signed-off-by: Jan Zyczkowski <jan.zyczkowski@nordicsemi.no>

Author: zycz

samples/axon/hello_axon/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay

@@ -20,11 +20,6 @@
 };
 
 // Include Axons
-&global_peripherals {
-	axon: axon@56000 {
-		compatible = "nordic,axon";
-		reg = <0x56000 0x1000>;
-		interrupts = <86 NRF_DEFAULT_IRQ_PRIORITY>;
-		status = "okay";
-	};
+&axon {
+	status = "okay";
 };

…ds/nrf54lm20dk_nrf54lm20a_cpuapp.overlay …ds/nrf54lm20dk_nrf54lm20b_cpuapp.overlaytests/axon/inference/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay renamed to tests/axon/inference/boards/nrf54lm20dk_nrf54lm20b_cpuapp.overlay tests/axon/inference/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay renamed to tests/axon/inference/boards/nrf54lm20dk_nrf54lm20b_cpuapp.overlay

@@ -0,0 +1,17 @@
+sample:
+  description: NN Inference test (application) to run and validate a compiled NN model
+  name: nRF Edge AI Axon Inference test
+tests:
+  axon.inference:
+    harness: console
+    harness_config:
+      type: multi_line
+      ordered: true
+      regex:
+        - "TEST:\\ttest_nn_inference_(.+)\\tCASE COUNT\\t(\\d+)"
+        - "TEST:\\ttest_nn_inference_(.+)\\tCOMPLETE\\tPASS COUNT\\t(\\d+)\\tFAIL COUNT\\t(\\d+)"
+    sysbuild: true
+    platform_allow:
+      - nrf54lm20dk/nrf54lm20b/cpuapp
+    integration_platforms:
+      - nrf54lm20dk/nrf54lm20b/cpuapp