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samples: boards: nrf: system_off: s/printk/printf

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Use printf instead of printk, samples should prefer standard C APIs.

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
This commit is contained in:
Gerard Marull-Paretas 2023-08-31 15:42:06 +02:00 • committed by Carles Cufí
commit d8571ef2a9
1 changed files with 13 additions and 12 deletions
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25
samples/boards/nrf/system_off/src/main.c
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@ -5,6 +5,7 @@
*/
#include <stdio.h>
#include <zephyr/kernel.h>
#include <zephyr/device.h>
#include <zephyr/pm/device.h>
@ -22,11 +23,11 @@ int main(void)
const struct device *const cons = DEVICE_DT_GET(DT_CHOSEN(zephyr_console));
if (!device_is_ready(cons)) {
printk("%s: device not ready.\n", cons->name);
printf("%s: device not ready.\n", cons->name);
return 0;
}
printk("\n%s system off demo\n", CONFIG_BOARD);
printf("\n%s system off demo\n", CONFIG_BOARD);
if (IS_ENABLED(CONFIG_APP_RETENTION)) {
bool retained_ok = retained_validate();
@ -35,12 +36,12 @@ int main(void)
retained.boots += 1;
retained_update();
printk("Retained data: %s\n", retained_ok ? "valid" : "INVALID");
printk("Boot count: %u\n", retained.boots);
printk("Off count: %u\n", retained.off_count);
printk("Active Ticks: %" PRIu64 "\n", retained.uptime_sum);
printf("Retained data: %s\n", retained_ok ? "valid" : "INVALID");
printf("Boot count: %u\n", retained.boots);
printf("Off count: %u\n", retained.off_count);
printf("Active Ticks: %" PRIu64 "\n", retained.uptime_sum);
} else {
printk("Retained data not supported\n");
printf("Retained data not supported\n");
}
/* Configure to generate PORT event (wakeup) on button 1 press. */
@ -49,23 +50,23 @@ int main(void)
nrf_gpio_cfg_sense_set(NRF_DT_GPIOS_TO_PSEL(DT_ALIAS(sw0), gpios),
NRF_GPIO_PIN_SENSE_LOW);
printk("Busy-wait %u s\n", BUSY_WAIT_S);
printf("Busy-wait %u s\n", BUSY_WAIT_S);
k_busy_wait(BUSY_WAIT_S * USEC_PER_SEC);
printk("Busy-wait %u s with UART off\n", BUSY_WAIT_S);
printf("Busy-wait %u s with UART off\n", BUSY_WAIT_S);
rc = pm_device_action_run(cons, PM_DEVICE_ACTION_SUSPEND);
k_busy_wait(BUSY_WAIT_S * USEC_PER_SEC);
rc = pm_device_action_run(cons, PM_DEVICE_ACTION_RESUME);
printk("Sleep %u s\n", SLEEP_S);
printf("Sleep %u s\n", SLEEP_S);
k_sleep(K_SECONDS(SLEEP_S));
printk("Sleep %u s with UART off\n", SLEEP_S);
printf("Sleep %u s with UART off\n", SLEEP_S);
rc = pm_device_action_run(cons, PM_DEVICE_ACTION_SUSPEND);
k_sleep(K_SECONDS(SLEEP_S));
rc = pm_device_action_run(cons, PM_DEVICE_ACTION_RESUME);
printk("Entering system off; press BUTTON1 to restart\n");
printf("Entering system off; press BUTTON1 to restart\n");
if (IS_ENABLED(CONFIG_APP_RETENTION)) {
/* Update the retained state */