diff --git a/ots_pat9126/pat9126.c b/ots_pat9126/pat9126.c
index a19967c..bb85126 100644
--- a/ots_pat9126/pat9126.c
+++ b/ots_pat9126/pat9126.c
@@ -1017,6 +1017,7 @@
 	i2c_set_clientdata(client, data);
 	input_set_drvdata(input, data);
 	input->name = PAT9126_DEV_NAME;
+	input->phys = PAT9126_DEV_PHYS;
 	input->open = pixart_input_open;
 	input->close = pixart_input_close;
 
diff --git a/ots_pat9126/pat9126.h b/ots_pat9126/pat9126.h
index 386d3ea..1d0036f 100644
--- a/ots_pat9126/pat9126.h
+++ b/ots_pat9126/pat9126.h
@@ -8,6 +8,7 @@
 #define __PIXART_OTS_H_
 
 #define PAT9126_DEV_NAME	"pixart_pat9126"
+#define PAT9126_DEV_PHYS	"input/rotary"
 #define BUF_SIZE		2
 #define RESET_DELAY_US		1000
 #define VDD_VTG_MIN_UV		1800000
diff --git a/petc_input_filter/petc_input_filter.c b/petc_input_filter/petc_input_filter.c
index a76183a..7ec4101 100644
--- a/petc_input_filter/petc_input_filter.c
+++ b/petc_input_filter/petc_input_filter.c
@@ -31,6 +31,7 @@
 #include "nanohub_exports.h"
 
 #define WAKEUP_WAIT_MAX msecs_to_jiffies(500)
+#define PETC_PREFIX "petc_"
 
 struct petc_input_event {
 	struct list_head node;
@@ -50,6 +51,7 @@
 	spinlock_t event_list_slock;
 	struct input_dev *clone_dev;
 	struct petc_if_drv_data *drv_data;
+	char *clone_name;
 	bool clone_registered;
 };
 
@@ -303,6 +305,7 @@
 		       error);
 		input_unregister_handle(&dev_data->handle);
 		input_free_device(dev_data->clone_dev);
+		kfree(dev_data->clone_name);
 		kfree(dev_data);
 		return;
 	}
@@ -318,6 +321,7 @@
 	cancel_delayed_work_sync(&dev_data->delayed_work);
 	petc_if_free_queued_events(dev_data);
 	input_unregister_device(dev_data->clone_dev);
+	kfree(dev_data->clone_name);
 	kfree(dev_data);
 }
 
@@ -433,6 +437,7 @@
 {
 	struct petc_if_dev_data *dev_data;
 	struct input_dev *clone_dev;
+	size_t clone_name_size;
 	int error;
 
 	pr_debug("[PETC_IF] device connected\n");
@@ -441,15 +446,27 @@
 	if (!dev_data)
 		return -ENOMEM;
 
+	clone_name_size = strlen(dev->name) + sizeof(PETC_PREFIX);
+	dev_data->clone_name = kzalloc(clone_name_size, GFP_KERNEL);
+	if (!dev_data->clone_name) {
+		pr_err("[PETC_IF] Failed to allocate clone_name\n");
+		error = -ENOMEM;
+		goto err_free_dev_data;
+	}
+	strncpy(dev_data->clone_name, PETC_PREFIX, clone_name_size);
+	strlcat(dev_data->clone_name, dev->name, clone_name_size);
+
 	clone_dev = input_allocate_device();
 	if (clone_dev == NULL) {
 		pr_err("[PETC_IF] Failed to allocate clone_dev\n");
 		error = -ENOMEM;
-		goto err_free;
+		goto err_free_clone_name;
 	}
 
-	clone_dev->name = dev->name;
+	clone_dev->name = dev_data->clone_name;
 	clone_dev->id.bustype = BUS_VIRTUAL;
+	clone_dev->uniq = dev->uniq;
+	clone_dev->phys = dev->phys;
 	clone_dev->open = petc_if_open_clone;
 	clone_dev->close = petc_if_close_clone;
 
@@ -497,7 +514,9 @@
 
 err_free_device:
 	input_free_device(clone_dev);
-err_free:
+err_free_clone_name:
+	kfree(dev_data->clone_name);
+err_free_dev_data:
 	kfree(dev_data);
 	return error;
 }