diff --git a/components/ieee802154/Kconfig b/components/ieee802154/Kconfig
index 2f8c7034b5..1f1500a59a 100644
--- a/components/ieee802154/Kconfig
+++ b/components/ieee802154/Kconfig
@@ -75,7 +75,7 @@ menu "IEEE 802.15.4"
     config IEEE802154_TIMING_OPTIMIZATION
         bool "Enable throughput optimization"
         depends on IEEE802154_ENABLED
-        default n
+        default y
         help
             Enabling this option increases throughput by ~5% at the expense of ~2.1k
             IRAM code size increase.
diff --git a/components/openthread/Kconfig b/components/openthread/Kconfig
index 1a72bce3c6..428f180c47 100644
--- a/components/openthread/Kconfig
+++ b/components/openthread/Kconfig
@@ -276,7 +276,6 @@ menu "OpenThread"
             help
                 Select this option to enable CSL feature
         menu "CSL Configurations"
-            depends on OPENTHREAD_CSL_ENABLE
             config OPENTHREAD_CSL_ACCURACY
                 int "The current CSL rx/tx scheduling drift, in units of ± ppm"
 
diff --git a/components/openthread/src/port/esp_openthread_radio.c b/components/openthread/src/port/esp_openthread_radio.c
index 9dfbd63de8..6808dc0548 100644
--- a/components/openthread/src/port/esp_openthread_radio.c
+++ b/components/openthread/src/port/esp_openthread_radio.c
@@ -38,10 +38,8 @@
 
 #define ESP_RECEIVE_SENSITIVITY -120
 #define ESP_OPENTHREAD_XTAL_ACCURACY CONFIG_OPENTHREAD_XTAL_ACCURACY
-#if OPENTHREAD_CONFIG_MAC_CSL_RECEIVER_ENABLE
 #define ESP_OPENTHREAD_CSL_ACCURACY CONFIG_OPENTHREAD_CSL_ACCURACY
 #define ESP_OPENTHREAD_CSL_UNCERTAIN CONFIG_OPENTHREAD_CSL_UNCERTAIN
-#endif
 
 #define EVENT_TX_DONE (1 << 0)
 #define EVENT_TX_FAILED (1 << 1)
@@ -581,6 +579,8 @@ otError otPlatRadioEnableCsl(otInstance *aInstance, uint32_t aCslPeriod, otShort
     return OT_ERROR_NONE;
 }
 
+#endif
+
 uint8_t otPlatRadioGetCslAccuracy(otInstance *aInstance)
 {
     return ESP_OPENTHREAD_CSL_ACCURACY;
@@ -591,8 +591,6 @@ uint8_t otPlatRadioGetCslUncertainty(otInstance *aInstance)
     return ESP_OPENTHREAD_CSL_UNCERTAIN;
 }
 
-#endif
-
 // events
 void IRAM_ATTR esp_ieee802154_transmit_done(const uint8_t *frame, const uint8_t *ack,
                                             esp_ieee802154_frame_info_t *ack_frame_info)
@@ -620,11 +618,7 @@ static void IRAM_ATTR convert_to_ot_frame(uint8_t *data, esp_ieee802154_frame_in
     radio_frame->mInfo.mRxInfo.mRssi = frame_info->rssi;
     radio_frame->mInfo.mRxInfo.mLqi = frame_info->lqi;
     radio_frame->mInfo.mRxInfo.mAckedWithFramePending = frame_info->pending;
-    radio_frame->mInfo.mRxInfo.mTimestamp = otPlatTimeGet();
-
-#if OPENTHREAD_CONFIG_MAC_CSL_RECEIVER_ENABLE
     radio_frame->mInfo.mRxInfo.mTimestamp = frame_info->timestamp;
-#endif // OPENTHREAD_CONFIG_MAC_CSL_RECEIVER_ENABLE
 }
 
 static esp_err_t IRAM_ATTR enh_ack_set_security_addr_and_key(otRadioFrame *ack_frame)