applications: nrf_desktop: Add PM for nrf54h20

zycz · rlubos · commit d899e22404f4 · 2025-01-16T09:54:53.000+01:00
Add Power management to nrf_desktop on
nrf54h20 SoC.
Add it for both app and rad core.

JIRA: NCSDK-30130

Signed-off-by: Jan Zyczkowski &lt;jan.zyczkowski@nordicsemi.no&gt;
diff --git a/applications/nrf_desktop/configuration/nrf54h20dk_nrf54h20_cpuapp/prj.conf b/applications/nrf_desktop/configuration/nrf54h20dk_nrf54h20_cpuapp/prj.conf
@@ -141,3 +141,7 @@ CONFIG_MCUMGR_GRP_OS_MCUMGR_PARAMS=y
 
 CONFIG_SUIT=y
 CONFIG_SUIT_DFU_CANDIDATE_PROCESSING_MINIMAL=y
+
+CONFIG_PM=y
+CONFIG_PM_S2RAM=y
+CONFIG_PM_S2RAM_CUSTOM_MARKING=y
diff --git a/applications/nrf_desktop/configuration/nrf54h20dk_nrf54h20_cpuapp/prj_release.conf b/applications/nrf_desktop/configuration/nrf54h20dk_nrf54h20_cpuapp/prj_release.conf
@@ -122,3 +122,7 @@ CONFIG_MCUMGR_GRP_OS_MCUMGR_PARAMS=y
 
 CONFIG_SUIT=y
 CONFIG_SUIT_DFU_CANDIDATE_PROCESSING_MINIMAL=y
+
+CONFIG_PM=y
+CONFIG_PM_S2RAM=y
+CONFIG_PM_S2RAM_CUSTOM_MARKING=y
diff --git a/applications/nrf_desktop/configuration/nrf54h20dk_nrf54h20_cpurad/images/ipc_radio/prj.conf b/applications/nrf_desktop/configuration/nrf54h20dk_nrf54h20_cpurad/images/ipc_radio/prj.conf
@@ -62,3 +62,5 @@ CONFIG_IPC_RADIO_BT_HCI_IPC=y
 CONFIG_BT_BUF_ACL_RX_SIZE=502
 CONFIG_BT_BUF_ACL_TX_SIZE=251
 CONFIG_BT_CTLR_DATA_LENGTH_MAX=251
+
+CONFIG_PM=y
diff --git a/applications/nrf_desktop/configuration/nrf54h20dk_nrf54h20_cpurad/images/ipc_radio/prj_release.conf b/applications/nrf_desktop/configuration/nrf54h20dk_nrf54h20_cpurad/images/ipc_radio/prj_release.conf
@@ -51,3 +51,5 @@ CONFIG_IPC_RADIO_BT_HCI_IPC=y
 CONFIG_BT_BUF_ACL_RX_SIZE=502
 CONFIG_BT_BUF_ACL_TX_SIZE=251
 CONFIG_BT_CTLR_DATA_LENGTH_MAX=251
+
+CONFIG_PM=y
diff --git a/doc/nrf/releases_and_maturity/releases/release-notes-changelog.rst b/doc/nrf/releases_and_maturity/releases/release-notes-changelog.rst
@@ -206,6 +206,12 @@ nRF Desktop
     The Zephyr :ref:`zephyr:hwinfo_api` driver replaces the dependency on the nrfx reset reason helper (see the :c:func:`nrfx_reset_reason_get` and :c:func:`nrfx_reset_reason_clear` functions).
   * The release configuration for the :ref:`zephyr:nrf54h20dk_nrf54h20` board target to enable the :ref:`nrf_desktop_failsafe` (see the :ref:`CONFIG_DESKTOP_FAILSAFE_ENABLE <config_desktop_app_options>` Kconfig option).
 
+* Added:
+
+  * System Power Management for the :ref:`zephyr:nrf54h20dk_nrf54h20` board target on the application and radio cores.
+    The application still has high power consumption as the Bluetooth LE controller running on the radio core requires disabling MRAM latency (:kconfig:option:`CONFIG_MRAM_LATENCY_AUTO_REQ`).
+    Enabling MRAM latency makes the Bluetooth LE controller unstable.
+
 nRF Machine Learning (Edge Impulse)
 -----------------------------------
 
