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[nrf fromlist] tests: drivers: Turn on HFCLK before LFCLK calibration in nRF devices #2791

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Merged
merged 1 commit into from
Apr 22, 2025
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[nrf fromlist] tests: drivers: Turn on HFCLK before LFCLK calibration in nRF devices #2791

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6 changes: 6 additions & 0 deletions tests/drivers/clock_control/nrf_clock_calibration/src/test_nrf_clock_calibration.c
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Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,10 @@ static void test_calibration(uint32_t exp_cal, uint32_t exp_skip,
int cal_cnt;
int skip_cnt;

const struct device *const clk_dev = DEVICE_DT_GET_ONE(nordic_nrf_clock);

turn_on_clock(clk_dev, CLOCK_CONTROL_NRF_SUBSYS_HF);

cal_cnt = z_nrf_clock_calibration_count();
skip_cnt = z_nrf_clock_calibration_skips_count();

Expand All @@ -71,6 +75,8 @@ static void test_calibration(uint32_t exp_cal, uint32_t exp_skip,
cal_cnt = z_nrf_clock_calibration_count() - cal_cnt;
skip_cnt = z_nrf_clock_calibration_skips_count() - skip_cnt;

turn_off_clock(clk_dev, CLOCK_CONTROL_NRF_SUBSYS_HF);

zassert_equal(cal_cnt, exp_cal,
"%d: Unexpected number of calibrations (%d, exp:%d)",
line, cal_cnt, exp_cal);
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