diff --git a/drivers/power/mmi_discrete_turbo_charger/mmi_charger_core.h b/drivers/power/mmi_discrete_turbo_charger/mmi_charger_core.h
index 8929ee126c5e..066f678ae40a 100644
--- a/drivers/power/mmi_discrete_turbo_charger/mmi_charger_core.h
+++ b/drivers/power/mmi_discrete_turbo_charger/mmi_charger_core.h
@@ -290,6 +290,9 @@ struct mmi_charger_manager {
 
 #define PPS_INIT_VOLT_COMP	500000
 #define QC3P_INIT_VOLT_COMP	500000
+//For discrete main charger have no ibus adc capability
+#define CP_ENABLED_MAIN_INPUT_LIMIT 300*1000
+#define CP_DISABLED_MAIN_INPUT_LIMIT 3000*1000
 extern void mmi_qc3p_chrg_sm_work_func(struct work_struct *work);
 extern struct mmi_cp_policy_dev g_chrg_list;
 extern const struct mmi_chrg_dev_ops dev_ops[];
diff --git a/drivers/power/mmi_discrete_turbo_charger/mmi_cp_charger.c b/drivers/power/mmi_discrete_turbo_charger/mmi_cp_charger.c
index 92f12c90cf92..e63207191eef 100644
--- a/drivers/power/mmi_discrete_turbo_charger/mmi_cp_charger.c
+++ b/drivers/power/mmi_discrete_turbo_charger/mmi_cp_charger.c
@@ -37,14 +37,22 @@
 #include <linux/power_supply.h>
 #include "mmi_charger_core.h"
 #include "mmi_charger_core_iio.h"
+
 static int cp_enable_charging(struct mmi_charger_device *chrg, bool en)
 {
 	int rc;
 	struct mmi_charger_manager *chip = dev_get_drvdata(&chrg->dev);
+	static struct power_supply	*charger_psy;
+	union power_supply_propval prop = {0,};
 
 	if (!chip)
 		return -ENODEV;
 
+	if (!charger_psy)
+		charger_psy = power_supply_get_by_name("charger");
+	if (!charger_psy)
+		return -ENODEV;
+
 	rc = mmi_charger_write_iio_chan(chip, CP_ENABLE, en);
 
 	if (!rc) {
@@ -56,6 +64,17 @@ static int cp_enable_charging(struct mmi_charger_device *chrg, bool en)
 	if(rc)
 		chrg_dev_info(chrg, "%s, enable termination fail\n",__func__);
 
+	if(chrg->charger_enabled) {
+		prop.intval = CP_ENABLED_MAIN_INPUT_LIMIT;
+	}else {
+		prop.intval = CP_DISABLED_MAIN_INPUT_LIMIT;
+	}
+
+	rc = power_supply_set_property(charger_psy,
+				POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, &prop);
+	if(rc)
+		chrg_dev_info(chrg, "%s, set main charger input limit fail\n",__func__);
+
 	chrg_dev_info(chrg, "%s end, en:%d\n",__func__,en);
 	return rc;
 }
diff --git a/drivers/power/mmi_discrete_turbo_charger/qpnp_pmic_charger.c b/drivers/power/mmi_discrete_turbo_charger/qpnp_pmic_charger.c
index 769ba49dab48..b2de7613351f 100644
--- a/drivers/power/mmi_discrete_turbo_charger/qpnp_pmic_charger.c
+++ b/drivers/power/mmi_discrete_turbo_charger/qpnp_pmic_charger.c
@@ -200,7 +200,7 @@ static int qpnp_pmic_update_charger_status(struct mmi_charger_device *chrg)
 	rc = power_supply_get_property(cp_psy,
 				POWER_SUPPLY_PROP_CURRENT_NOW, &prop);
 	if (!rc)
-		chrg->charger_data.ibus_curr = 100000;
+		chrg->charger_data.ibus_curr = CP_ENABLED_MAIN_INPUT_LIMIT;
 
 	rc = power_supply_get_property(usb_psy,
 				POWER_SUPPLY_PROP_PRESENT, &prop);