diff --git a/target_if/core/inc/target_if.h b/target_if/core/inc/target_if.h
index 685e9c324b..0b1a87eb41 100644
--- a/target_if/core/inc/target_if.h
+++ b/target_if/core/inc/target_if.h
@@ -187,6 +187,7 @@ struct target_version_info {
  * @mem_chunks: allocated memory blocks for FW
  * @scan_radio_caps: scan radio capabilities
  * @device_mode: Global Device mode
+ * @sbs_lower_band_end_freq: sbs lower band end frequency
  */
 struct tgt_info {
 	struct host_fw_ver version;
@@ -220,6 +221,7 @@ struct tgt_info {
 	bool is_pdevid_to_phyid_map;
 	struct wlan_psoc_host_scan_radio_caps *scan_radio_caps;
 	uint32_t device_mode;
+	uint32_t sbs_lower_band_end_freq;
 };
 
 /**
@@ -2665,6 +2667,25 @@ static inline enum QDF_GLOBAL_MODE target_psoc_get_device_mode
 void target_if_set_reg_cc_ext_supp(struct target_psoc_info *tgt_hdl,
 				   struct wlan_objmgr_psoc *psoc);
 
+/**
+ * target_psoc_set_sbs_lower_band_end() - Set lower band end sbs frequency
+ *
+ * @psoc_info: Pointer to struct target_psoc_info.
+ * @val: sbs lower band end cap value
+ *
+ * Return: None
+ *
+ */
+static inline
+void target_psoc_set_sbs_lower_band_end(struct target_psoc_info *psoc_info,
+				    uint32_t val)
+{
+	if (!psoc_info)
+		return;
+
+	psoc_info->info.sbs_lower_band_end_freq = val;
+}
+
 /**
  * target_psoc_set_twt_ack_cap() - Set twt ack capability
  *
diff --git a/target_if/init_deinit/inc/service_ready_util.h b/target_if/init_deinit/inc/service_ready_util.h
index 7aa16254ff..0596f5bd12 100644
--- a/target_if/init_deinit/inc/service_ready_util.h
+++ b/target_if/init_deinit/inc/service_ready_util.h
@@ -329,6 +329,23 @@ int init_deinit_populate_twt_cap_ext2(struct wlan_objmgr_psoc *psoc,
 }
 #endif
 
+/**
+ * init_deinit_populate_dbs_or_sbs_cap_ext2() - populate dbs or sbs capability
+ * from service ready ext2 event
+ *
+ * @psoc: PSOC object
+ * @handle: WMI handle pointer
+ * @event: event buffer received from FW
+ * @info: tgt_info object
+ *
+ * API to populate dbs or sbs capability from service ready ext2 event.
+ * Return: zero on successful dbs or sbs capability or failure
+ */
+int init_deinit_populate_dbs_or_sbs_cap_ext2(struct wlan_objmgr_psoc *psoc,
+					     wmi_unified_t handle,
+					     uint8_t *event,
+					     struct tgt_info *info);
+
 /**
  * init_deinit_validate_160_80p80_fw_caps() - validate 160 80p80 fw caps
  * @psoc: PSOC object
diff --git a/target_if/init_deinit/src/init_event_handler.c b/target_if/init_deinit/src/init_event_handler.c
index e936434d0b..8bf712fc65 100644
--- a/target_if/init_deinit/src/init_event_handler.c
+++ b/target_if/init_deinit/src/init_event_handler.c
@@ -353,6 +353,11 @@ static int init_deinit_service_ext2_ready_event_handler(ol_scn_t scn_handle,
 	if (err_code)
 		target_if_debug("failed to populate twt cap ext2");
 
+	err_code = init_deinit_populate_dbs_or_sbs_cap_ext2(psoc, wmi_handle,
+							    event, info);
+	if (err_code)
+		target_if_debug("failed to populate dbs_or_sbs cap ext2");
+
 	target_if_regulatory_set_ext_tpc(psoc);
 
 	target_if_reg_set_lower_6g_edge_ch_info(psoc);
diff --git a/target_if/init_deinit/src/service_ready_util.c b/target_if/init_deinit/src/service_ready_util.c
index f58bb105b9..65a2aaf8a4 100644
--- a/target_if/init_deinit/src/service_ready_util.c
+++ b/target_if/init_deinit/src/service_ready_util.c
@@ -560,6 +560,29 @@ exit:
 }
 #endif
 
+int init_deinit_populate_dbs_or_sbs_cap_ext2(struct wlan_objmgr_psoc *psoc,
+					     wmi_unified_t handle,
+					     uint8_t *event,
+					     struct tgt_info *info)
+{
+	uint32_t sbs_lower_band_end_freq;
+	struct target_psoc_info *psoc_info;
+	QDF_STATUS status = QDF_STATUS_SUCCESS;
+
+	status = wmi_extract_dbs_or_sbs_cap_service_ready_ext2(handle, event,
+						&sbs_lower_band_end_freq);
+	if (QDF_IS_STATUS_ERROR(status)) {
+		target_if_err("Extraction of twt capability failed");
+		goto exit;
+	}
+	psoc_info = wlan_psoc_get_tgt_if_handle(psoc);
+	target_psoc_set_sbs_lower_band_end(psoc_info, sbs_lower_band_end_freq);
+
+exit:
+	return qdf_status_to_os_return(status);
+}
+
+
 QDF_STATUS init_deinit_dbr_ring_cap_free(
 		struct target_psoc_info *tgt_psoc_info)
 {
diff --git a/wmi/inc/wmi_unified_api.h b/wmi/inc/wmi_unified_api.h
index 16d93e6b4a..12a735d9d2 100644
--- a/wmi/inc/wmi_unified_api.h
+++ b/wmi/inc/wmi_unified_api.h
@@ -3405,6 +3405,23 @@ QDF_STATUS wmi_extract_service_ready_ext2(
 		struct wmi_unified *wmi_handle, uint8_t *evt_buf,
 		struct wlan_psoc_host_service_ext2_param *param);
 
+/*
+ * wmi_extract_dbs_or_sbs_cap_service_ready_ext2() - extract dbs_or_sbs cap from
+ *                                                   service ready ext 2
+ *
+ * @wmi_handle: wmi handle
+ * @evt_buf: pointer to event buffer
+ * @sbs_lower_band_end_freq: If sbs_lower_band_end_freq is set to non-zero,
+ *                           it indicates async SBS mode is supported, and
+ *                           lower-band/higher band to MAC mapping is
+ *                           switch-able. unit: mhz. examples 5180, 5320
+ *
+ * Return: QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error
+ */
+QDF_STATUS wmi_extract_dbs_or_sbs_cap_service_ready_ext2(
+			wmi_unified_t wmi_handle,
+			uint8_t *evt_buf, uint32_t *sbs_lower_band_end_freq);
+
 /**
  * wmi_extract_hw_mode_cap_service_ready_ext() -
  *       extract HW mode cap from service ready event
diff --git a/wmi/inc/wmi_unified_priv.h b/wmi/inc/wmi_unified_priv.h
index 4029c0ae9e..005e05f743 100644
--- a/wmi/inc/wmi_unified_priv.h
+++ b/wmi/inc/wmi_unified_priv.h
@@ -2041,6 +2041,10 @@ QDF_STATUS (*extract_service_ready_ext2)(
 			uint8_t *evt_buf,
 			struct wlan_psoc_host_service_ext2_param *param);
 
+QDF_STATUS (*extract_dbs_or_sbs_service_ready_ext2)(
+			wmi_unified_t wmi_handle, uint8_t *event,
+			uint32_t *sbs_lower_band_end_freq);
+
 QDF_STATUS (*extract_hw_mode_cap_service_ready_ext)(
 			wmi_unified_t wmi_handle,
 			uint8_t *evt_buf, uint8_t hw_mode_idx,
diff --git a/wmi/src/wmi_unified_api.c b/wmi/src/wmi_unified_api.c
index 7806d21677..435785f64b 100644
--- a/wmi/src/wmi_unified_api.c
+++ b/wmi/src/wmi_unified_api.c
@@ -2461,6 +2461,18 @@ QDF_STATUS wmi_extract_service_ready_ext2(
 	return QDF_STATUS_E_FAILURE;
 }
 
+QDF_STATUS wmi_extract_dbs_or_sbs_cap_service_ready_ext2(
+			wmi_unified_t wmi_handle,
+			uint8_t *evt_buf, uint32_t *sbs_lower_band_end_freq)
+{
+	if (wmi_handle->ops->extract_dbs_or_sbs_service_ready_ext2)
+		return wmi_handle->ops->extract_dbs_or_sbs_service_ready_ext2(
+				wmi_handle,
+				evt_buf, sbs_lower_band_end_freq);
+
+	return QDF_STATUS_E_FAILURE;
+}
+
 QDF_STATUS wmi_extract_sar_cap_service_ready_ext(
 			wmi_unified_t wmi_handle,
 			uint8_t *evt_buf,
diff --git a/wmi/src/wmi_unified_tlv.c b/wmi/src/wmi_unified_tlv.c
index 3e376d98f4..f35e3f0635 100644
--- a/wmi/src/wmi_unified_tlv.c
+++ b/wmi/src/wmi_unified_tlv.c
@@ -11726,6 +11726,39 @@ extract_service_ready_ext2_tlv(wmi_unified_t wmi_handle, uint8_t *event,
 	return QDF_STATUS_SUCCESS;
 }
 
+/*
+ * extract_dbs_or_sbs_cap_service_ready_ext2_tlv() - extract dbs_or_sbs cap from
+ *                                                   service ready ext 2
+ *
+ * @wmi_handle: wmi handle
+ * @event: pointer to event buffer
+ * @sbs_lower_band_end_freq: If sbs_lower_band_end_freq is set to non-zero,
+ *                           it indicates async SBS mode is supported, and
+ *                           lower-band/higher band to MAC mapping is
+ *                           switch-able. unit: mhz. examples 5180, 5320
+ *
+ * Return: QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error
+ */
+static QDF_STATUS extract_dbs_or_sbs_cap_service_ready_ext2_tlv(
+				wmi_unified_t wmi_handle, uint8_t *event,
+				uint32_t *sbs_lower_band_end_freq)
+{
+	WMI_SERVICE_READY_EXT2_EVENTID_param_tlvs *param_buf;
+	wmi_dbs_or_sbs_cap_ext *dbs_or_sbs_caps;
+
+	param_buf = (WMI_SERVICE_READY_EXT2_EVENTID_param_tlvs *)event;
+	if (!param_buf)
+		return QDF_STATUS_E_INVAL;
+
+	dbs_or_sbs_caps = param_buf->dbs_or_sbs_cap_ext;
+	if (!dbs_or_sbs_caps)
+		return QDF_STATUS_E_INVAL;
+
+	*sbs_lower_band_end_freq = dbs_or_sbs_caps->sbs_lower_band_end_freq;
+
+	return QDF_STATUS_SUCCESS;
+}
+
 /**
  * extract_sar_cap_service_ready_ext_tlv() -
  *       extract SAR cap from service ready event
@@ -16476,6 +16509,8 @@ struct wmi_ops tlv_ops =  {
 	.send_power_dbg_cmd = send_power_dbg_cmd_tlv,
 	.extract_service_ready_ext = extract_service_ready_ext_tlv,
 	.extract_service_ready_ext2 = extract_service_ready_ext2_tlv,
+	.extract_dbs_or_sbs_service_ready_ext2 =
+				extract_dbs_or_sbs_cap_service_ready_ext2_tlv,
 	.extract_hw_mode_cap_service_ready_ext =
 				extract_hw_mode_cap_service_ready_ext_tlv,
 	.extract_mac_phy_cap_service_ready_ext =