diff --git a/.github/workflows/chef.yaml b/.github/workflows/chef.yaml
index 4f89e411351375..a7b0eefeb955e4 100644
--- a/.github/workflows/chef.yaml
+++ b/.github/workflows/chef.yaml
@@ -110,7 +110,7 @@ jobs:
                 platform: telink
             - name: Update Zephyr to specific revision (for developers purpose)
               shell: bash
-              run: scripts/run_in_build_env.sh "python3 scripts/tools/telink/update_zephyr.py 36ba616c818ee4603f6195e977052180bb56b7ae"
+              run: scripts/run_in_build_env.sh "python3 scripts/tools/telink/update_zephyr.py 68deadeb5c20b82d68700e720d4580e8003bf1d8"
             - name: CI Examples Telink
               shell: bash
               run: |
diff --git a/.github/workflows/examples-telink.yaml b/.github/workflows/examples-telink.yaml
index b5873190487ee6..0ff5c94c3b4416 100644
--- a/.github/workflows/examples-telink.yaml
+++ b/.github/workflows/examples-telink.yaml
@@ -57,7 +57,7 @@ jobs:
                 gh-context: ${{ toJson(github) }}
 
             - name: Update Zephyr to specific revision (for developers purpose)
-              run: scripts/run_in_build_env.sh "python3 scripts/tools/telink/update_zephyr.py 36ba616c818ee4603f6195e977052180bb56b7ae"
+              run: scripts/run_in_build_env.sh "python3 scripts/tools/telink/update_zephyr.py 68deadeb5c20b82d68700e720d4580e8003bf1d8"
 
             - name: Build example Telink (B92 retention) Air Quality Sensor App
               run: |
diff --git a/config/telink/chip-module/Kconfig b/config/telink/chip-module/Kconfig
index b76e3962d2efbe..4444cc8e9e44ed 100644
--- a/config/telink/chip-module/Kconfig
+++ b/config/telink/chip-module/Kconfig
@@ -180,7 +180,7 @@ config CHIP_LOG_SIZE_OPTIMIZATION
 
 config CHIP_BUTTON_MANAGER_IRQ_MODE
 	bool "Use GPIO in an IRQ mode instead of polling the GPIO"
-	default PM
+	default PM || BOARD_TLSR9118BDK40D
 	help
 	  Use GPIO in an IRQ mode to avoid button polling loop and extend the battery lifetime by waking up by GPIO event. 
 	  GPIO events are working only with GPIO IRQ. This option changes button matrix configuration. 
diff --git a/config/telink/chip-module/Kconfig.defaults b/config/telink/chip-module/Kconfig.defaults
index 096bce693abf16..e6554774187a18 100644
--- a/config/telink/chip-module/Kconfig.defaults
+++ b/config/telink/chip-module/Kconfig.defaults
@@ -344,7 +344,7 @@ endif # CHIP_WIFI
 
 config CHIP_ENABLE_PAIRING_AUTOSTART
     bool "Open commissioning window on boot"
-    default y 
+    default y
     help
         Opens the commissioning window automatically at application boot time if
         the node is not yet commissioned.
diff --git a/examples/platform/telink/common/src/AppTaskCommon.cpp b/examples/platform/telink/common/src/AppTaskCommon.cpp
index 3179e960d32378..02de5f90ba528b 100644
--- a/examples/platform/telink/common/src/AppTaskCommon.cpp
+++ b/examples/platform/telink/common/src/AppTaskCommon.cpp
@@ -373,7 +373,7 @@ void AppTaskCommon::InitPwms()
 
 void AppTaskCommon::LinkPwms(PwmManager & pwmManager)
 {
-#if CONFIG_WS2812_STRIP
+#if CONFIG_WS2812_STRIP || CONFIG_BOARD_TLSR9118BDK40D // TLSR9118BDK40D EVK buttons located on 4th PWM channel (see tlsr9118bdk40d.overlay)
     pwmManager.linkPwm(PwmManager::EAppPwm_Red, 0);
     pwmManager.linkPwm(PwmManager::EAppPwm_Green, 1);
     pwmManager.linkPwm(PwmManager::EAppPwm_Blue, 2);
diff --git a/src/platform/telink/tlsr9118bdk40d.overlay b/src/platform/telink/tlsr9118bdk40d.overlay
index e4a4de2d60bebc..6dddbe61c95a38 100644
--- a/src/platform/telink/tlsr9118bdk40d.overlay
+++ b/src/platform/telink/tlsr9118bdk40d.overlay
@@ -27,7 +27,22 @@
 		compatible = "gpio-leds";
 
 		out {
-			gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+			gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>;
+		};
+	};
+	pwm_pool {
+		compatible = "pwm-leds";
+		out {
+			pwms = <&pwm0 4 PWM_MSEC(1) PWM_POLARITY_NORMAL>,
+				   <&pwm0 2 PWM_MSEC(1) PWM_POLARITY_NORMAL>,
+				   <&pwm0 3 PWM_MSEC(1) PWM_POLARITY_NORMAL>;
 		};
 	};
 };
+
+&pwm0 {
+	/* On board RGB LEDs */
+	pinctrl-ch4 = <&pwm_ch4_p20_default>;
+	pinctrl-ch2 = <&pwm_ch2_p17_default>;
+	pinctrl-ch3 = <&pwm_ch3_p18_default>;
+};
\ No newline at end of file