samples: drivers: stm32l562e_dk: Configuring DAC application

This commit configures DAC sample application using overlay to
build and run on stm32l562e_dk platform.

This has been tested in stm32l562e_dk platform.

Signed-off-by: Sidhdharth Yadav <[email protected]>

Author: sarthsmart

samples/drivers/dac/README.rst

@@ -72,6 +72,17 @@ The sample can be built and executed for the
    :goals: build flash
    :compact:
 
+Building and Running for STM32L562E DK
+======================================
+The sample can be built and executed for the
+:ref:`stm32l562e_dk_board` as follows:
+
+.. zephyr-app-commands::
+   :zephyr-app: samples/drivers/dac
+   :board: stm32l562e_dk
+   :goals: build flash
+   :compact:
+
 Building and Running for NXP TWR-KE18F
 ======================================
 The sample can be built and executed for the :ref:`twr_ke18f` as

samples/drivers/dac/boards/stm32l562e_dk.overlay

@@ -0,0 +1,7 @@
+/ {
+	zephyr,user {
+		dac = <&dac1>;
+		dac-channel-id = <1>;
+		dac-resolution = <12>;
+	};
+};

samples/drivers/dac/sample.yaml

@@ -6,7 +6,7 @@ tests:
     platform_allow: |
       arduino_zero frdm_k22f frdm_k64f nucleo_f091rc nucleo_g071rb nucleo_g431rb
       nucleo_l073rz nucleo_l152re twr_ke18f nucleo_f767zi nucleo_f429zi bl652_dvk
-      bl653_dvk bl654_dvk bl5340_dvk_cpuapp stm32f3_disco
+      bl653_dvk bl654_dvk bl5340_dvk_cpuapp stm32f3_disco stm32l562e_dk
     depends_on: dac
     harness: console
     harness_config: