diff --git a/drivers/usb/typec/mmi_tcpc/inc/pd_core.h b/drivers/usb/typec/mmi_tcpc/inc/pd_core.h
index f0ca1884be2a..0b83b303c913 100644
--- a/drivers/usb/typec/mmi_tcpc/inc/pd_core.h
+++ b/drivers/usb/typec/mmi_tcpc/inc/pd_core.h
@@ -854,9 +854,6 @@ struct pd_port {
 	struct tcpc_device *tcpc;
 	struct mutex pd_lock;
 
-	/* miss msg */
-	bool miss_msg;
-	uint8_t rx_cap;
 	/* PD */
 	bool msg_output_lock;
 
@@ -1616,9 +1613,6 @@ enum {	/* pd_traffic_control */
 #define PD30_SINK_TX_OK		TYPEC_CC_RP_3_0
 #define PD30_SINK_TX_NG		TYPEC_CC_RP_1_5
 
-void pd_add_miss_msg(struct pd_port *pd_port,struct pd_event *pd_event,
-				uint8_t msg);
-
 void pd_set_sink_tx(struct pd_port *pd_port, uint8_t cc);
 void pd_sync_sop_spec_revision(struct pd_port *pd_port);
 void pd_sync_sop_prime_spec_revision(struct pd_port *pd_port, uint8_t rev);
diff --git a/drivers/usb/typec/mmi_tcpc/pd_core.c b/drivers/usb/typec/mmi_tcpc/pd_core.c
index 81f6ccd8d5bd..a28a4c733912 100644
--- a/drivers/usb/typec/mmi_tcpc/pd_core.c
+++ b/drivers/usb/typec/mmi_tcpc/pd_core.c
@@ -785,7 +785,6 @@ int pd_reset_protocol_layer(struct pd_port *pd_port, bool sop_only)
 
 int pd_set_rx_enable(struct pd_port *pd_port, uint8_t enable)
 {
-	pd_port->rx_cap = enable;
 	return tcpci_set_rx_enable(pd_port->tcpc, enable);
 }
 
@@ -1362,33 +1361,6 @@ void pd_lock_msg_output(struct pd_port *pd_port)
 	pd_dbg_info_lock();
 }
 
-void pd_add_miss_msg(struct pd_port *pd_port,struct pd_event *pd_event,
-				uint8_t msg)
-{
-	struct pd_msg *pd_msg = pd_event->pd_msg;
-	struct pd_msg * miss_msg = NULL;
-	uint8_t sop_type = 0;
-	struct pd_event evt = {
-		.event_type = PD_EVT_CTRL_MSG,
-		.msg = msg,
-		.pd_msg = NULL,
-	};
-	if (pd_msg != NULL) {
-		sop_type = pd_msg->frame_type;
-	}
-	pd_put_event(pd_port->tcpc,&evt,true);
-	miss_msg = pd_alloc_msg(pd_port->tcpc);
-	if (miss_msg == NULL) {
-		return;
-	}
-	if (pd_msg != NULL)
-		memcpy(miss_msg,pd_msg,sizeof(struct pd_msg));
-
-	pd_put_pd_msg_event(pd_port->tcpc,miss_msg);
-	pd_port->pe_data.msg_id_rx[sop_type]--;
-	return;
-}
-
 void pd_unlock_msg_output(struct pd_port *pd_port)
 {
 	if (!pd_port->msg_output_lock)
diff --git a/drivers/usb/typec/mmi_tcpc/pd_policy_engine.c b/drivers/usb/typec/mmi_tcpc/pd_policy_engine.c
index e28de142648f..e0be95993a2e 100644
--- a/drivers/usb/typec/mmi_tcpc/pd_policy_engine.c
+++ b/drivers/usb/typec/mmi_tcpc/pd_policy_engine.c
@@ -1065,17 +1065,9 @@ static inline bool pd_try_get_vdm_event(
 {
 	bool ret = false;
 	struct pd_port *pd_port = &tcpc->pd_port;
-	int rv = 0;
-	uint32_t chip_id;
-	rv = tcpci_get_chip_id(tcpc, &chip_id);
 
 	switch (pd_port->pe_pd_state) {
 #ifdef CONFIG_USB_PD_PE_SINK
-	case PE_SNK_TRANSITION_SINK:
-		if (!rv && SC2150A_DID == chip_id)  {
-			ret = pd_get_vdm_event(tcpc, pd_event);
-		}
-		break;
 	case PE_SNK_READY:
 		ret = pd_get_vdm_event(tcpc, pd_event);
 		break;
diff --git a/drivers/usb/typec/mmi_tcpc/pd_process_evt.c b/drivers/usb/typec/mmi_tcpc/pd_process_evt.c
index 2da6fbf5aa59..9194a26c3444 100644
--- a/drivers/usb/typec/mmi_tcpc/pd_process_evt.c
+++ b/drivers/usb/typec/mmi_tcpc/pd_process_evt.c
@@ -569,12 +569,6 @@ static inline bool pe_is_valid_pd_msg_id(struct pd_port *pd_port,
 		return false;
 	}
 
-	if (((pd_port->pe_data.msg_id_rx[sop_type] + 2) % PD_MSG_ID_MAX)
-						== msg_id) {
-		PE_INFO("Miss Msg!!!\n");
-		pd_port->miss_msg = true;
-	}
-
 	pd_port->pe_data.msg_id_rx[sop_type] = msg_id;
 	return true;
 }
@@ -773,8 +767,6 @@ bool pd_process_event(
 	bool ret = false;
 	struct pd_msg *pd_msg = pd_event->pd_msg;
 	uint8_t tii = pe_check_trap_in_idle_state(pd_port, pd_event);
-	int rv = 0;
-	uint32_t chip_id = 0;
 
 	if (tii < TII_PE_RUNNING)
 		return tii;
@@ -798,23 +790,6 @@ bool pd_process_event(
 			PE_TRANSIT_STATE(pd_port, PE_ERROR_RECOVERY);
 			return true;
 		}
-		rv = tcpci_get_chip_id(pd_port->tcpc, &chip_id);
-		if (!rv && (SC2150A_DID == chip_id) &&pd_port->miss_msg) {
-			if (pd_port->pe_pd_state == PE_SNK_TRANSITION_SINK) {
-				pd_add_miss_msg(pd_port,pd_event,PD_CTRL_PS_RDY);
-			} else if (pd_port->pe_pd_state == PE_SNK_SELECT_CAPABILITY){
-				switch (pd_event->msg) {
-				case PD_CTRL_PS_RDY:
-					pd_add_miss_msg(pd_port,pd_event,PD_CTRL_ACCEPT);
-					break;
-				case PD_DATA_SOURCE_CAP:
-					pd_add_miss_msg(pd_port,pd_event,PD_CTRL_REJECT);
-					break;
-				}
-			}
-			pd_port->miss_msg = false;
-			return false;
-		}
 	}
 
 	pd_copy_msg_data_from_evt(pd_port, pd_event);
diff --git a/drivers/usb/typec/mmi_tcpc/tcpc_rt1711h.c b/drivers/usb/typec/mmi_tcpc/tcpc_rt1711h.c
index 4f722c6ff15e..245266604f74 100644
--- a/drivers/usb/typec/mmi_tcpc/tcpc_rt1711h.c
+++ b/drivers/usb/typec/mmi_tcpc/tcpc_rt1711h.c
@@ -958,14 +958,7 @@ static int rt1711_get_cc(struct tcpc_device *tcpc, int *cc1, int *cc2)
 static int rt1711_enable_vsafe0v_detect(
 	struct tcpc_device *tcpc, bool enable)
 {
-	int ret = 0;
-	struct rt1711_chip *chip = tcpc_get_dev_data(tcpc);
-
-	if (chip->chip_id == SC2150A_DID) {
-		enable = true;
-	}
-
-	ret = rt1711_i2c_read8(tcpc, RT1711H_REG_RT_MASK);
+	int ret = rt1711_i2c_read8(tcpc, RT1711H_REG_RT_MASK);
 
 	if (ret < 0)
 		return ret;
diff --git a/drivers/usb/typec/mmi_tcpc/tcpci_alert.c b/drivers/usb/typec/mmi_tcpc/tcpci_alert.c
index 7cfe10d55501..ccc3307c271c 100644
--- a/drivers/usb/typec/mmi_tcpc/tcpci_alert.c
+++ b/drivers/usb/typec/mmi_tcpc/tcpci_alert.c
@@ -209,12 +209,6 @@ static int tcpci_alert_recv_msg(struct tcpc_device *tcpc)
 	int rv = 0;
 	struct pd_msg *pd_msg = NULL;
 	enum tcpm_transmit_type type = TCPC_TX_SOP;
-	uint32_t chip_id = 0;
-
-	rv = tcpci_get_chip_id(tcpc, &chip_id);
-	if (!rv && (SC2150A_DID == chip_id)) {
-		tcpci_set_rx_enable(tcpc, PD_RX_CAP_PE_STARTUP);
-	}
 
 	pd_msg = pd_alloc_msg(tcpc);
 	if (pd_msg == NULL) {
@@ -229,9 +223,6 @@ static int tcpci_alert_recv_msg(struct tcpc_device *tcpc)
 		goto out;
 	}
 
-	if (!rv && (SC2150A_DID == chip_id)) {
-		tcpci_set_rx_enable(tcpc, tcpc->pd_port.rx_cap);
-	}
 	pd_msg->frame_type = type;
 	pd_put_pd_msg_event(tcpc, pd_msg);
 out:
diff --git a/drivers/usb/typec/mmi_tcpc/tcpci_typec.c b/drivers/usb/typec/mmi_tcpc/tcpci_typec.c
index 08eeddc76431..b7b82f999395 100644
--- a/drivers/usb/typec/mmi_tcpc/tcpci_typec.c
+++ b/drivers/usb/typec/mmi_tcpc/tcpci_typec.c
@@ -1922,7 +1922,6 @@ static inline bool typec_check_false_ra_detach(struct tcpc_device *tcpc)
 
 	if (drp) {
 		tcpci_set_cc(tcpc, TYPEC_CC_DRP);
-		typec_enable_low_power_mode(tcpc, TYPEC_CC_DRP);
 		tcpci_alert_status_clear(tcpc,
 			TCPC_REG_ALERT_EXT_RA_DETACH);
 	}