Add aclk_mck testcase on i2s_mclk for nRF7120

[dhsu-nordic]

Previously failing due to incorrect pclk frequency on TDM which is now using pclk32m. The clock hfxo32m is also renamed to pclk32m.

[Copilot]

Pull request overview

This PR adds a new test case for the nRF7120 platform and corrects clock naming inconsistencies in the device tree. The changes enable a previously failing test case by ensuring TDM uses the correct 32MHz clock source.

• Adds aclk_mck test case for nRF7120 platform that was previously failing
• Renames hfxo32m clock to pclk32m for consistency and accuracy
• Updates all clock references to use the renamed pclk32m

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
tests/drivers/i2s/i2s_mclk/testcase.yaml	Adds new test case configuration for nRF7120 platform with gpio_loopback fixture
dts/common/nordic/nrf7120_enga.dtsi	Renames hfxo32m to pclk32m and updates all references to the renamed clock

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[NordicBuilder]

CI Information

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Build number: 2

Inputs:

Sources:

sdk-nrf: PR head: b0086fa2debee33b5bbe0f1db08ef39051ef43c9

more details

sdk-nrf:

PR head: b0086fa2debee33b5bbe0f1db08ef39051ef43c9
merge base: 52ea3d71c4e7837acf2c83f44c7338eae835169b
target head (main): 21d701498b6b22848f66f72caa57aef41c04b1a5
Diff

Github labels

Enabled	Name	Description
	ci-disabled	Disable the ci execution
	ci-all-test	Run all of ci, no test spec filtering will be done
	ci-force-downstream	Force execution of downstream even if twister fails
	ci-run-twister	Force run twister
	ci-run-zephyr-twister	Force run zephyr twister

List of changed files detected by CI (2)

dts
│  ├── common
│  │  ├── nordic
│  │  │  │ nrf7120_enga.dtsi
tests
│  ├── drivers
│  │  ├── i2s
│  │  │  ├── i2s_mclk
│  │  │  │  │ testcase.yaml

Outputs:

Toolchain

Version: 43683a87ea
Build docker image: docker-dtr.nordicsemi.no/sw-production/ncs-build:43683a87ea_5ea73affbf

Test Spec & Results: ✅ Success; ❌ Failure; 🟠 Queued; 🟡 Progress; ◻️ Skipped; ⚠️ Quarantine

• ◻️ Toolchain - Skipped: existing toolchain is used
• ✅ Build twister - Skipped: Skipping Build & Test as it succeeded in a previous run: 1
• ✅ Integration tests
  • ✅ test-low-level

Disabled integration tests

• • test-fw-nrfconnect-nrf_lrcs_mosh
  • test-fw-nrfconnect-nrf_lrcs_positioning
  • desktop52_verification
  • test-fw-nrfconnect-apps
  • test-fw-nrfconnect-ble_mesh
  • test-fw-nrfconnect-ble_samples
  • test-fw-nrfconnect-chip
  • test-fw-nrfconnect-fem
  • test-fw-nrfconnect-nfc
  • test-fw-nrfconnect-nrf-iot_cloud
  • test-fw-nrfconnect-nrf-iot_libmodem-nrf
  • test-fw-nrfconnect-nrf-iot_lwm2m
  • test-fw-nrfconnect-nrf-iot_samples
  • test-fw-nrfconnect-nrf-iot_thingy91
  • test-fw-nrfconnect-nrf-iot_zephyr_lwm2m
  • test-fw-nrfconnect-nrf_crypto
  • test-fw-nrfconnect-ps-main
  • test-fw-nrfconnect-rpc
  • test-fw-nrfconnect-rs
  • test-fw-nrfconnect-tfm
  • test-fw-nrfconnect-thread-main
  • test-sdk-audio
  • test-sdk-dfu
  • test-sdk-find-my
  • test-sdk-mcuboot
  • test-sdk-wifi
  • test-secdom-samples-public

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