tests: drivers: retained_mem: api: add STM32 backup SRAM example

henrikbrixandersen · tpambor · commit a0aa7d64cd56 · 2025-09-01T14:14:39.000+02:00
Add example configuration fir testing the retained memory driver using
STM32 backup SRAM as the backend.

Signed-off-by: Henrik Brix Andersen &lt;henrik@brixandersen.dk&gt;
diff --git a/tests/drivers/retained_mem/api/boards/nucleo_h723zg_stm32h723xx.conf b/tests/drivers/retained_mem/api/boards/nucleo_h723zg_stm32h723xx.conf
@@ -0,0 +1 @@
+CONFIG_STM32_BACKUP_SRAM_INIT_PRIORITY=40
diff --git a/tests/drivers/retained_mem/api/boards/nucleo_h723zg_stm32h723xx.overlay b/tests/drivers/retained_mem/api/boards/nucleo_h723zg_stm32h723xx.overlay
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2025 Henrik Brix Andersen <henrik@brixandersen.dk>
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/ {
+	aliases {
+		retainedmemtestdevice = &retainedmem0;
+	};
+};
+
+&backup_sram {
+	status = "okay";
+
+	retainedmem0: retainedmem {
+		compatible = "zephyr,retained-ram";
+		status = "okay";
+	};
+};
diff --git a/tests/drivers/retained_mem/api/testcase.yaml b/tests/drivers/retained_mem/api/testcase.yaml
@@ -16,6 +16,7 @@ tests:
       - nrf54l15dk/nrf54l15/cpuapp
       - nrf54l20pdk/nrf54l20/cpuapp
       - nrf54lm20dk/nrf54lm20a/cpuapp
+      - nucleo_h723zg/stm32h723xx
       - ophelia4ev/nrf54l15/cpuapp
     integration_platforms:
       - qemu_cortex_m3

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+CONFIG_STM32_BACKUP_SRAM_INIT_PRIORITY=40`