samples: tfm: add build_config sample

Add a sample that can test various TF-M build options. For now we only
test `CONFIG_TFM_BL2=n` and `CONFIG_TFM_MCUBOOT_IMAGE_NUMBER=1`.

Signed-off-by: Jordan Yates <[email protected]>

Author: JordanYates

samples/tfm_integration/config_build/CMakeLists.txt

@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: Apache-2.0
+
+cmake_minimum_required(VERSION 3.20.0)
+
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(tfm_build_config)
+
+target_sources(app PRIVATE src/main.c)

samples/tfm_integration/config_build/prj.conf

@@ -0,0 +1 @@
+# nothing here

samples/tfm_integration/config_build/sample.yaml

@@ -0,0 +1,29 @@
+sample:
+  description: Test TF-M builds in various configurations
+  name: TF-M build configuration
+common:
+  tags:
+    - trusted-firmware-m
+  platform_allow:
+    - mps2/an521/cpu0/ns
+    - v2m_musca_s1/musca_s1/ns
+    - nrf5340dk/nrf5340/cpuapp/ns
+    - nrf9160dk/nrf9160/ns
+    - bl5340_dvk/nrf5340/cpuapp/ns
+  harness: console
+  harness_config:
+    type: one_line
+    regex:
+      - "Hello World! (.*)"
+tests:
+  sample.config_build.no_bl2:
+    extra_configs:
+      - CONFIG_TFM_BL2=n
+  sample.config_build.single_image:
+    tags:
+      - mcuboot
+    platform_allow:
+      # Platform fails no_bl2
+      - stm32l562e_dk/stm32l562xx/ns
+    extra_configs:
+      - CONFIG_TFM_MCUBOOT_IMAGE_NUMBER=1

samples/tfm_integration/config_build/src/main.c

@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2024 Embeint Inc
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <stdio.h>
+
+int main(void)
+{
+	printf("Hello World! %s\n", CONFIG_BOARD_TARGET);
+
+	return 0;
+}