diff --git a/drivers/power/sgm4154x_chg_mmi/Android.mk b/drivers/power/sgm4154x_chg_mmi/Android.mk
index c50411b9ae39..1a7c0e15ab60 100644
--- a/drivers/power/sgm4154x_chg_mmi/Android.mk
+++ b/drivers/power/sgm4154x_chg_mmi/Android.mk
@@ -9,6 +9,10 @@ ifeq ($(MMI_QC3P_TURBO_CHARGER),true)
         KERNEL_CFLAGS += CONFIG_MMI_QC3P_TURBO_CHARGER=y
 endif
 
+ifeq ($(MMI_HAWAO_VBUS_SAMPLE_RATIO),true)
+        KERNEL_CFLAGS += CONFIG_MMI_HAWAO_VBUS_SAMPLE_RATIO=y
+endif
+
 LOCAL_MODULE_PATH := $(KERNEL_MODULES_OUT)
 
 LOCAL_ADDITIONAL_DEPENDENCIES := $(KERNEL_MODULES_OUT)/mmi_discrete_charger_class.ko
diff --git a/drivers/power/sgm4154x_chg_mmi/Kbuild b/drivers/power/sgm4154x_chg_mmi/Kbuild
index 9328f2d11429..a7e0cc557337 100644
--- a/drivers/power/sgm4154x_chg_mmi/Kbuild
+++ b/drivers/power/sgm4154x_chg_mmi/Kbuild
@@ -7,6 +7,10 @@ ifneq ($(filter m y,$(CONFIG_MMI_QC3P_TURBO_CHARGER)),)
         EXTRA_CFLAGS += -DCONFIG_MMI_QC3P_TURBO_CHARGER
 endif
 
+ifneq ($(filter m y,$(CONFIG_MMI_HAWAO_VBUS_SAMPLE_RATIO)),)
+        EXTRA_CFLAGS += -DCONFIG_MMI_HAWAO_VBUS_SAMPLE_RATIO
+endif
+
 obj-m += sgm4154x_charger.o
 
 KBUILD_EXTRA_SYMBOLS += $(CURDIR)/$(KBUILD_EXTMOD)/../mmi_discrete_charger/$(GKI_OBJ_MODULE_DIR)/Module.symvers
diff --git a/drivers/power/sgm4154x_chg_mmi/sgm4154x_charger.c b/drivers/power/sgm4154x_chg_mmi/sgm4154x_charger.c
index 17efbe755d26..d637a9dad430 100644
--- a/drivers/power/sgm4154x_chg_mmi/sgm4154x_charger.c
+++ b/drivers/power/sgm4154x_chg_mmi/sgm4154x_charger.c
@@ -28,6 +28,11 @@
 static bool g_qc3p_detected = false;
 #endif
 
+#ifdef CONFIG_MMI_HAWAO_VBUS_SAMPLE_RATIO
+#define HAWAO_VBUS_ADC_PULL_UP_KOHM 180.0
+#define HAWAO_VBUS_ADC_PULL_DOWN_KOHM 39.0
+#endif
+
 static struct power_supply_desc sgm4154x_power_supply_desc;
 
 /* SGM4154x REG06 BOOST_LIM[5:4], uV */
@@ -45,6 +50,7 @@ static const unsigned int BOOST_CURRENT_LIMIT[] = {
 };
 #endif
 
+
 enum SGM4154x_VREG_FT {
 	VREG_FT_DISABLE,
 	VREG_FT_UP_8mV,
@@ -303,6 +309,8 @@ static int sgm4154x_read_usbin_voltage_chan(struct sgm4154x_device *sgm, int *va
 		return rc;
 	}
 
+	dev_info(sgm->dev, "vbus raw voltage = %d\n", *val);
+
 	return 0;
 }
 
@@ -317,7 +325,11 @@ static int sgm4154x_get_usb_voltage_now(struct sgm4154x_device *sgm, int *val)
 		return rc;
 	}
 
+#ifdef CONFIG_MMI_HAWAO_VBUS_SAMPLE_RATIO
+        *val = (int)(raw_date * (float)((HAWAO_VBUS_ADC_PULL_UP_KOHM + HAWAO_VBUS_ADC_PULL_DOWN_KOHM)/HAWAO_VBUS_ADC_PULL_DOWN_KOHM));
+#else
 	*val = raw_date * 3;
+#endif
 
 	return 0;
 }