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samples: nxp/mcxa: Enable poweroff for MCXA series
This commit enabled poweroff case for NXP MCXA series. Signed-off-by: Zhaoxiang Jin <Zhaoxiang.Jin_1@nxp.com>
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‎samples/boards/nxp/mcx/mcxa/poweroff/CMakeLists.txt

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# Copyright 2025 NXP
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# SPDX-License-Identifier: Apache-2.0
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cmake_minimum_required(VERSION 3.20.0)
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find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
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project(frdm_mcxa_poweroff)
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target_sources(app PRIVATE src/main.c)

‎samples/boards/nxp/mcx/mcxa/poweroff/Kconfig

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# Copyright 2025 NXP
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# SPDX-License-Identifier: Apache-2.0
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mainmenu "NXP MCXA SERIES POWER OFF DEMO"
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source "Kconfig.zephyr"

‎samples/boards/nxp/mcx/mcxa/poweroff/README.rst

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.. zephyr:code-sample:: nxp_mcx_mcxa_poweroff
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:name: NXP MCXA Series MCUs Poweroff
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:relevant-api: sys_poweroff
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Use poweroff on NXP MCXA series MCUs.
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Overview
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********
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This example demonstrates how to power off NXP MCXA series MCUs.
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Building, Flashing and Running
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******************************
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Building and Running for NXP FRDM-MCXA153
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=========================================
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Build the application for the :zephyr:board:`frdm_mcxa153` board.
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.. zephyr-app-commands::
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:zephyr-app: samples/boards/nxp/mcx/mcxa/poweroff
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:board: frdm_mcxa153
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:goals: build flash
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:compact:
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Building and Running for NXP FRDM-MCXA156
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=========================================
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Build the application for the :zephyr:board:`frdm_mcxa156` board.
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.. zephyr-app-commands::
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:zephyr-app: samples/boards/nxp/mcx/mcxa/poweroff
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:board: frdm_mcxa156
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:goals: build flash
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:compact:
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Building and Running for NXP FRDM-MCXA166
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=========================================
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Build the application for the :zephyr:board:`frdm_mcxa166` board.
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.. zephyr-app-commands::
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:zephyr-app: samples/boards/nxp/mcx/mcxa/poweroff
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:board: frdm_mcxa166
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:goals: build flash
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:compact:
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Building and Running for NXP FRDM-MCXA276
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=========================================
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Build the application for the :zephyr:board:`frdm_mcxa276` board.
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.. zephyr-app-commands::
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:zephyr-app: samples/boards/nxp/mcx/mcxa/poweroff
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:board: frdm_mcxa276
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:goals: build flash
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:compact:
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Sample Output
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=================
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FRDM-MCXA153, FRDM-MCXA156, FRDM-MCXA166, FRDM-MCXA276 output
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-------------------------------------------------------------
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.. code-block:: console
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*** Booting Zephyr OS build v4.2.0-rc1-255-gf71b531cb990 ***
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Will wakeup after 5 seconds
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Press key to power off the system
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Powering off

‎samples/boards/nxp/mcx/mcxa/poweroff/app.overlay

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/*
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* Copyright 2025 NXP
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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&lptmr0 {
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status = "okay";
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timer-mode-sel = <0>;
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clk-source = <1>;
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clock-frequency = <16384>;
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resolution = <32>;
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wakeup-source;
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};

‎samples/boards/nxp/mcx/mcxa/poweroff/prj.conf

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# Copyright 2025 NXP
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# SPDX-License-Identifier: Apache-2.0
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CONFIG_POWEROFF=y
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CONFIG_COUNTER=y
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CONFIG_CONSOLE_SUBSYS=y
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CONFIG_CONSOLE_GETCHAR=y

‎samples/boards/nxp/mcx/mcxa/poweroff/sample.yaml

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# Copyright 2025 NXP
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# SPDX-License-Identifier: Apache-2.0
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sample:
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name: Poweroff demo for NXP MCXA series
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common:
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tags: power
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tests:
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sample.boards.nxp.mcx.mcxa.poweroff:
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platform_allow:
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- frdm_mcxa156
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- frdm_mcxa153
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- frdm_mcxa166
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- frdm_mcxa276

‎samples/boards/nxp/mcx/mcxa/poweroff/src/main.c

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/*
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* Copyright 2025 NXP
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <stdio.h>
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#include <zephyr/drivers/counter.h>
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#include <zephyr/sys/poweroff.h>
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#include <zephyr/sys_clock.h>
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#include <zephyr/console/console.h>
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#include <zephyr/kernel.h>
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#include <zephyr/sys/printk.h>
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int main(void)
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{
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int ret;
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const struct device *dev = DEVICE_DT_GET(DT_NODELABEL(lptmr0));
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struct counter_top_cfg top_cfg = {
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.ticks = counter_us_to_ticks(dev, 5000000),
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.callback = NULL,
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.user_data = NULL,
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.flags = 0,
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};
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console_init();
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if (!device_is_ready(dev)) {
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printf("Counter device not ready\n");
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return 0;
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}
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ret = counter_set_top_value(dev, &top_cfg);
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printf("Will wakeup after 5 seconds\n");
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printf("Press key to power off the system\n");
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console_getchar();
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ret = counter_start(dev);
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if (ret < 0) {
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printf("Could not start wakeup counter (%d)\n", ret);
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return 0;
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}
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printf("Powering off\n");
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sys_poweroff();
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return 0;
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}

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