doc: Release Notes for 2_9_0-nRF54H20

Added Release Notes for 2_9_0-nRF54H20.

Signed-off-by: Francesco Domenico Servidio <francesco.servidio@nordicsemi.no>

Author: FrancescoSer

doc/nrf/app_dev/device_guides/nrf54h/index.rst

@@ -6,8 +6,6 @@ Developing with nRF54H Series
 .. note::
 
    All software for the nRF54H20 SoC is experimental, and hardware availability is restricted to the participants in the customer sampling program.
-   Do not use the |NCS| v2.9.0 with the nRF54H20 SoC.
-   Use the |NCS| v2.8.0 instead.
 
 .. |nrf_series| replace:: devices of the nRF54H Series
 

doc/nrf/app_dev/device_guides/nrf54h/ug_nrf54h20_custom_pcb.rst

@@ -9,10 +9,6 @@ Configuring your application for a custom PCB
 
 This guide demonstrates how to create your custom board files for your PCB for the nRF54H20 SoC.
 
-.. note::
-   Do not use the |NCS| v2.9.0 with the nRF54H20 SoC.
-   Use the |NCS| v2.8.0 instead.
-
 Prepare your PCB
 ****************
 

doc/nrf/app_dev/device_guides/nrf54h/ug_nrf54h20_gs.rst

@@ -10,10 +10,6 @@ Getting started with the nRF54H20 DK
 This document gets you started with your nRF54H20 Development Kit (DK) using the |NCS|.
 It tells you how to install the :zephyr:code-sample:`sysbuild_hello_world` sample and perform a quick test of your DK.
 
-.. note::
-   Do not use the |NCS| v2.9.0 with the nRF54H20 SoC.
-   Use the |NCS| v2.8.0 instead.
-
 .. _ug_nrf54h20_gs_requirements:
 
 Minimum requirements

doc/nrf/dev_model_and_contributions/adding_code.rst

@@ -162,7 +162,7 @@ This is demonstrated by the following code, that would be placed somewhere in yo
        - name: nrf
          repo-path: sdk-nrf
          remote: ncs
-         revision: 2.9.0
+         revision: 2.9.0-nRF54H20-rc1
          import: true
      self:
        path: application
@@ -189,7 +189,7 @@ For example:
      projects:
        - name: nrf
          remote: ncs
-         revision: 2.9.0
+         revision: 2.9.0-nRF54H20-rc1
          import: true
        # Example for how to override a repository in the nRF Connect SDK with your own:
        - name: mcuboot

doc/nrf/links.txt

@@ -427,6 +427,7 @@
 .. _`nRF Connect SDK latest documentation`: https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/index.html
 
 .. _`known issues page on the main branch`: https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/releases_and_maturity/known_issues.html
+.. _`known issues for nRF Connect SDK v2.9.0-nRF54H20-rc1`: https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/releases_and_maturity/known_issues.html?v=v2-9-0-nRF54H20-rc1
 .. _`known issues for nRF Connect SDK v2.9.0`: https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/releases_and_maturity/known_issues.html?v=v2-9-0
 .. _`known issues for nRF Connect SDK v2.8.0`: https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/releases_and_maturity/known_issues.html?v=v2-8-0
 .. _`known issues for nRF Connect SDK v2.7.0`: https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/releases_and_maturity/known_issues.html?v=v2-7-0
@@ -477,6 +478,7 @@
 
 .. _`nRF socket options`: https://docs.nordicsemi.com/bundle/ncs-latest/page/nrfxlib/nrf_modem/doc/sockets.html
 
+.. _`Repositories and revisions for v2.9.0-nRF54H20-rc1`: https://docs.nordicsemi.com/bundle/ncs-2.9.0-nrf54h20-rc1/page/nrf/releases_and_maturity/repository_revisions.html
 .. _`Repositories and revisions for v2.9.0`: https://docs.nordicsemi.com/bundle/ncs-2.9.0/page/nrf/releases_and_maturity/repository_revisions.html
 .. _`Repositories and revisions for v2.8.0`: https://docs.nordicsemi.com/bundle/ncs-2.8.0/page/nrf/releases_and_maturity/repository_revisions.html
 .. _`Repositories and revisions for v2.7.99-cs2`: https://docs.nordicsemi.com/bundle/ncs-2.7.99-cs2/page/nrf/releases_and_maturity/repository_revisions.html
@@ -1555,6 +1557,8 @@
 
 .. ### Source: files.nordicsemi.com
 
+.. _`Twister test report for nRF Connect SDK v2.9.0-nRF54H20-rc1`: https://files.nordicsemi.com/ui/api/v1/download/contentBrowsing/NCS/external/release/v2.9.0-nrf54h20-rc1/test-report/twister_test_results_report.html?isNativeBrowsing=true
+.. _`Hardware test report for nRF Connect SDK v2.9.0-nRF54H20-rc1`: https://files.nordicsemi.com/ui/api/v1/download/contentBrowsing/NCS/external/release/v2.9.0-nrf54h20-rc1/test-report/common_ncs_test_results_report.html?isNativeBrowsing=true
 .. _`Twister test report for nRF Connect SDK v2.9.0`: https://files.nordicsemi.com/ui/api/v1/download/contentBrowsing/NCS/external/release/v2.9.0/test-report/twister_test_results_report.html?isNativeBrowsing=true
 .. _`Hardware test report for nRF Connect SDK v2.9.0`: https://files.nordicsemi.com/ui/api/v1/download/contentBrowsing/NCS/external/release/v2.9.0/test-report/common_ncs_test_results_report.html?isNativeBrowsing=true
 .. _`Twister test report for nRF Connect SDK v2.8.0`: https://files.nordicsemi.com/ui/api/v1/download/contentBrowsing/NCS/external/release/v2.8.0/test-report/twister_test_results_report.html?isNativeBrowsing=true

doc/nrf/protocols/matter/index.rst

@@ -24,6 +24,8 @@ For a full list of |NCS| and Matter versions, view the following table:
    | nRF Connect SDK version  | Matter specification version                        | Matter SDK version     |
    +==========================+=====================================================+========================+
    | |release|                | :ref:`1.4.0 <ug_matter_overview_dev_model_support>` | 1.4.0.0                |
+   +--------------------------+                                                     |                        |
+   | v2.9.0                   |                                                     |                        |
    +--------------------------+-----------------------------------------------------+------------------------+
    | v2.8.0                   | :ref:`1.3.0 <ug_matter_overview_dev_model_support>` | 1.3.0.0                |
    +--------------------------+                                                     |                        |

doc/nrf/releases_and_maturity/abi_compatibility.rst

@@ -44,8 +44,8 @@ The following table illustrates ABI compatibility between different versions of
    * - |NCS| v2.6.99-cs2
      - `nRF54H20 SoC Binaries v0.3.3`_
 
-ABI compatibility ensures that the Secure Domain and System Controller firmware binaries do not need to be recompiled each time the Application, Radio binaries, or both are recompiled, as long as they are based on a compatible |NCS| version.
-Additionally, maintaining ABI compatibility allows the nRF54H20 SoC binaries components to work together without recompilation when updating to newer |NCS| versions.
+ABI compatibility ensures that the Secure Domain and System Controller firmware binaries do not need to be recompiled each time the application, radio binaries, or both are recompiled, as long as they are based on a compatible |NCS| version.
+Additionally, maintaining ABI compatibility allows the nRF54H20 SoC binary components to work together without recompilation when updating to newer |NCS| versions.
 
 nRF54H20 SoC Binaries v0.8.0 changelog
 **************************************