diff --git a/drivers/hwmon/epm_adc.c b/drivers/hwmon/epm_adc.c
index a587ed2..a4a1331 100644
--- a/drivers/hwmon/epm_adc.c
+++ b/drivers/hwmon/epm_adc.c
@@ -65,6 +65,8 @@
 #define EPM_ADC_MILLI_VOLTS_SOURCE	4750
 #define EPM_ADC_SCALE_FACTOR		64
 #define GPIO_EPM_GLOBAL_ENABLE		86
+#define GPIO_EPM_MARKER1		85
+#define GPIO_EPM_MARKER2		96
 #define EPM_ADC_CONVERSION_TIME_MIN	50000
 #define EPM_ADC_CONVERSION_TIME_MAX	51000
 /* PSoc Commands */
@@ -715,6 +717,56 @@
 	return 0;
 }
 
+static int epm_set_marker1(struct epm_marker_level *marker_init)
+{
+	int rc = 0;
+
+	rc = gpio_request(GPIO_EPM_MARKER1, "EPM_MARKER1");
+	if (!rc) {
+		gpio_direction_output(GPIO_EPM_MARKER1, 1);
+	} else {
+		pr_err("%s: Configure MARKER1 GPIO Failed\n",
+							__func__);
+		return rc;
+	}
+
+	gpio_set_value(GPIO_EPM_MARKER1, marker_init->level);
+
+	return 0;
+}
+
+static int epm_set_marker2(struct epm_marker_level *marker_init)
+{
+	int rc = 0;
+
+	rc = gpio_request(GPIO_EPM_MARKER2, "EPM_MARKER2");
+	if (!rc) {
+		gpio_direction_output(GPIO_EPM_MARKER2, 1);
+	} else {
+		pr_err("%s: Configure MARKER2 GPIO Failed\n",
+							__func__);
+		return rc;
+	}
+
+	gpio_set_value(GPIO_EPM_MARKER2, marker_init->level);
+
+	return 0;
+}
+
+static int epm_marker1_release(void)
+{
+	gpio_free(GPIO_EPM_MARKER1);
+
+	return 0;
+}
+
+static int epm_marker2_release(void)
+{
+	gpio_free(GPIO_EPM_MARKER2);
+
+	return 0;
+}
+
 static int epm_psoc_init(struct epm_adc_drv *epm_adc,
 					struct epm_psoc_init_resp *init_resp)
 {
@@ -1296,6 +1348,58 @@
 				return -EFAULT;
 			break;
 		}
+	case EPM_MARKER1_REQUEST:
+		{
+			struct epm_marker_level marker_init;
+			uint32_t result;
+
+			if (copy_from_user(&marker_init, (void __user *)arg,
+					sizeof(struct epm_marker_level)))
+				return -EFAULT;
+
+			result = epm_set_marker1(&marker_init);
+
+			if (copy_to_user((void __user *)arg, &result,
+						sizeof(uint32_t)))
+				return -EFAULT;
+			break;
+		}
+	case EPM_MARKER2_REQUEST:
+		{
+			struct epm_marker_level marker_init;
+			uint32_t result;
+
+			if (copy_from_user(&marker_init, (void __user *)arg,
+					sizeof(struct epm_marker_level)))
+				return -EFAULT;
+
+			result = epm_set_marker2(&marker_init);
+
+			if (copy_to_user((void __user *)arg, &result,
+						sizeof(uint32_t)))
+				return -EFAULT;
+			break;
+		}
+	case EPM_MARKER1_RELEASE:
+		{
+			uint32_t result;
+			result = epm_marker1_release();
+
+			if (copy_to_user((void __user *)arg, &result,
+						sizeof(uint32_t)))
+				return -EFAULT;
+			break;
+		}
+	case EPM_MARKER2_RELEASE:
+		{
+			uint32_t result;
+			result = epm_marker2_release();
+
+			if (copy_to_user((void __user *)arg, &result,
+						sizeof(uint32_t)))
+				return -EFAULT;
+			break;
+		}
 	case EPM_PSOC_ADC_INIT:
 		{
 			struct epm_psoc_init_resp psoc_init;
diff --git a/include/linux/epm_adc.h b/include/linux/epm_adc.h
index 4fa41b5..d6b9d0c 100644
--- a/include/linux/epm_adc.h
+++ b/include/linux/epm_adc.h
@@ -97,6 +97,10 @@
 	uint32_t gain;
 };
 
+struct epm_marker_level {
+	uint8_t		level;
+};
+
 #ifdef __KERNEL__
 struct epm_adc_platform_data {
 	struct epm_chan_properties *channel;
@@ -121,6 +125,18 @@
 #define EPM_ADC_DEINIT		_IOR(EPM_ADC_IOCTL_CODE, 3,	\
 					     uint32_t)
 
+#define EPM_MARKER1_REQUEST	_IOR(EPM_ADC_IOCTL_CODE, 90,	\
+						uint32_t)
+
+#define EPM_MARKER1_RELEASE	_IOR(EPM_ADC_IOCTL_CODE, 91,	\
+						uint32_t)
+
+#define EPM_MARKER2_REQUEST	_IOR(EPM_ADC_IOCTL_CODE, 95,	\
+						uint32_t)
+
+#define EPM_MARKER2_RELEASE	_IOR(EPM_ADC_IOCTL_CODE, 92,	\
+						uint32_t)
+
 #define EPM_PSOC_ADC_INIT		_IOR(EPM_ADC_IOCTL_CODE, 4, \
 					struct epm_psoc_init_resp)