diff --git a/doc/releases/release-notes-3.6.rst b/doc/releases/release-notes-3.6.rst
index 1fe962c0a3..43d1b306eb 100644
--- a/doc/releases/release-notes-3.6.rst
+++ b/doc/releases/release-notes-3.6.rst
@@ -59,6 +59,8 @@ Boards & SoC Support
 
 * Added support for these SoC series:
 
+  * Added support for Renesas R-Car Gen4 series
+
 * Removed support for these SoC series:
 
 * Made these changes in other SoC series:
@@ -70,6 +72,8 @@ Boards & SoC Support
 
 * Added support for these ARM boards:
 
+  * Added support for Renesas R-Car Spider board CR52: ``rcar_spider_cr52``
+
 * Added support for these ARM64 boards:
 
 * Added support for these RISC-V boards:
@@ -126,6 +130,8 @@ Drivers and Sensors
 
 * Clock control
 
+  * Renesas R-Car clock control driver now supports Gen4 SoCs
+
 * Counter
 
 * DAC
@@ -146,6 +152,8 @@ Drivers and Sensors
 
 * GPIO
 
+  * Renesas R-Car GPIO driver now supports Gen4 SoCs
+
 * I2C
 
 * I2S
@@ -167,6 +175,8 @@ Drivers and Sensors
 
 * Pin control
 
+  * Renesas R-Car pinctrl driver now supports Gen4 SoCs
+
 * PWM
 
 * Regulators