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13 changes: 13 additions & 0 deletions doc/releases/release-notes-4.0.rst
Original file line number Diff line number Diff line change
Expand Up @@ -167,6 +167,9 @@ Boards & SoC Support
* Added ESP32 WROVER-E-N16R4 variant.
* STM32H5: Added support for OpenOCD through STMicroelectronics OpenOCD fork.
* MAX32: Enabled Segger RTT and SystemView support.
* Silabs Series 2: Use oscillator, clock and DCDC configuration from device tree during init.
* Silabs Series 2: Added initialization for SMU (Security Management Unit).
* Silabs Series 2: Use sleeptimer as the default OS timer instead of systick.

* Added support for these boards:

Expand Down Expand Up @@ -344,6 +347,7 @@ Drivers and Sensors
:dtcompatible:`renesas,ra-cgc-pclk-block`, :dtcompatible:`renesas,ra-cgc-pll`,
:dtcompatible:`renesas,ra-cgc-external-clock`, :dtcompatible:`renesas,ra-cgc-subclk`,
:dtcompatible:`renesas,ra-cgc-pll-out`)
* Silabs: Added support for Series 2+ Clock Management Unit (see :dtcompatible:`silabs,series-clock`)

* Comparator

Expand Down Expand Up @@ -654,6 +658,7 @@ Drivers and Sensors

* Added initial support for Renesas RA8 SPI driver (:dtcompatible:`renesas,ra8-spi-b`)
* Added RTIO support to the Analog Devices MAX32 driver.
* Silabs: Added support for EUSART (:dtcompatible:`silabs,gecko-spi-eusart`)

* Steppers

Expand All @@ -666,6 +671,10 @@ Drivers and Sensors
* Added stepper api test-suite
* Added stepper shell test-suite

* Timer

* Silabs: Added support for Sleeptimer (:dtcompatible:`silabs,gecko-stimer`)

* USB

* Added support for USB HS on STM32U59x/STM32U5Ax SoC variants.
Expand Down Expand Up @@ -1174,6 +1183,10 @@ HALs
* Synced HAL to version v5.1.4 to update SoCs low level files, RF libraries and
overall driver support.

* Silabs

* Updated Series 2 to Simplicity SDK 2024.6, while Series 0/1 continue to use Gecko SDK 4.4.

MCUboot
*******

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