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drivers: flash: npcx: add k_usleep when polling busy status #86201

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Merged
merged 1 commit into from
Feb 26, 2025
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drivers: flash: npcx: add k_usleep when polling busy status #86201

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3 changes: 3 additions & 0 deletions drivers/flash/flash_npcx_fiu_nor.c
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,8 @@ LOG_MODULE_REGISTER(flash_npcx_fiu_nor, CONFIG_FLASH_LOG_LEVEL);
#define BLOCK_64K_SIZE KB(64)
#define BLOCK_4K_SIZE KB(4)

#define POLLING_BUSY_SLEEP_TIME_US 100

/* Device config */
struct flash_npcx_nor_config {
/* QSPI bus device for mutex control and bus configuration */
Expand Down Expand Up @@ -153,6 +155,7 @@ static int flash_npcx_nor_wait_until_ready(const struct device *dev)
return 0;
}

k_usleep(POLLING_BUSY_SLEEP_TIME_US);
} while ((k_uptime_get() - st) < config->max_timeout);

return -EBUSY;
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