tests: drivers: adc: adc_api: update adc_api test

-add nucleo_u083rc and stm32u083c_dk overlays files
for testbench purpose.
- add platform_exclude property to skip test on boards
with little ram size.

Signed-off-by: Fabrice DJIATSA <fabrice.djiatsa-ext@st.com>

tests: drivers: adc: adc_api: update adc_api test

tests/drivers/adc/adc_api/boards/nucleo_u083rc.overlay

@@ -0,0 +1,33 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright (c) 2024 STMicroelectronics
+ */
+
+/ {
+ zephyr,user {
+ /* adjust channel number according to pinmux in board.dts */
+ io-channels = <&adc1 0>, <&adc1 1>;
+ };
+};
+
+&adc1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ channel@0 {
+ reg = <0>;
+ zephyr,gain = "ADC_GAIN_1";
+ zephyr,reference = "ADC_REF_INTERNAL";
+ zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+ zephyr,resolution = <12>;
+ };
+
+ channel@1 {
+ reg = <1>;
+ zephyr,gain = "ADC_GAIN_1";
+ zephyr,reference = "ADC_REF_INTERNAL";
+ zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+ zephyr,resolution = <12>;
+ };
+};

tests/drivers/adc/adc_api/boards/stm32u083c_dk.overlay

@@ -0,0 +1,33 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright (c) 2024 STMicroelectronics
+ */
+
+/ {
+ zephyr,user {
+ /* adjust channel number according to pinmux in board.dts */
+ io-channels = <&adc1 0>, <&adc1 1>;
+ };
+};
+
+&adc1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ channel@0 {
+ reg = <0>;
+ zephyr,gain = "ADC_GAIN_1";
+ zephyr,reference = "ADC_REF_INTERNAL";
+ zephyr,acquisition-time = <ADC_ACQ_TIME_MAX>;
+ zephyr,resolution = <12>;
+ };
+
+ channel@1 {
+ reg = <1>;
+ zephyr,gain = "ADC_GAIN_1";
+ zephyr,reference = "ADC_REF_INTERNAL";
+ zephyr,acquisition-time = <ADC_ACQ_TIME_MAX>;
+ zephyr,resolution = <12>;
+ };
+};

tests/drivers/adc/adc_api/testcase.yaml

@@ -7,6 +7,8 @@ tests:
  drivers.adc:
  depends_on: adc
  min_flash: 40
+ platform_exclude:
+ - nucleo_u031r8
  drivers.adc.b_u585i_iot02a_adc4:
  extra_args:
  - DTC_OVERLAY_FILE="boards/b_u585i_iot02a_adc4.overlay"
@@ -33,12 +35,14 @@ tests:
  - nucleo_l073rz
  - nucleo_l152re
  - nucleo_l476rg
+ - nucleo_u083rc
  - nucleo_u575zi_q
  - nucleo_wb55rg
  - nucleo_wba52cg
  - nucleo_wl55jc
  - stm32f3_disco
  - stm32h573i_dk
+ - stm32u083c_dk
  drivers.adc.dma_nxp_kinetis:
  extra_args:
  - OVERLAY_CONFIG="overlay-dma-kinetis.conf"