diff --git a/helpers/DATA/linux-lts-utopic/c720-touchpad.patch b/helpers/DATA/linux-lts-utopic/c720-touchpad.patch
deleted file mode 100644
index 5fbad719563c1967ff5c90f60363be6fd4ed7260..0000000000000000000000000000000000000000
--- a/helpers/DATA/linux-lts-utopic/c720-touchpad.patch
+++ /dev/null
@@ -1,101 +0,0 @@
-diff --git a/drivers/platform/chrome/chromeos_laptop.c b/drivers/platform/chrome/chromeos_laptop.c
-index 7f1a2e2..a241e5f 100644
---- a/drivers/platform/chrome/chromeos_laptop.c
-+++ b/drivers/platform/chrome/chromeos_laptop.c
-@@ -45,6 +45,8 @@ static const char *i2c_adapter_names[] = {
- 	"SMBus I801 adapter",
- 	"i915 gmbus vga",
- 	"i915 gmbus panel",
-+	"i2c-designware-pci",
-+	"i2c-designware-pci",
- };
- 
- /* Keep this enum consistent with i2c_adapter_names */
-@@ -52,6 +54,8 @@ enum i2c_adapter_type {
- 	I2C_ADAPTER_SMBUS = 0,
- 	I2C_ADAPTER_VGADDC,
- 	I2C_ADAPTER_PANEL,
-+	I2C_ADAPTER_DESIGNWARE_0,
-+	I2C_ADAPTER_DESIGNWARE_1,
- };
- 
- struct i2c_peripheral {
-@@ -172,29 +176,42 @@ static struct i2c_client *__add_probed_i2c_device(
- 	return client;
- }
- 
-+struct i2c_lookup {
-+	const char *name;
-+	int instance;
-+	int n;
-+};
-+
- static int __find_i2c_adap(struct device *dev, void *data)
- {
--	const char *name = data;
-+	struct i2c_lookup *lookup = data;
- 	static const char *prefix = "i2c-";
- 	struct i2c_adapter *adapter;
- 	if (strncmp(dev_name(dev), prefix, strlen(prefix)) != 0)
- 		return 0;
- 	adapter = to_i2c_adapter(dev);
--	return (strncmp(adapter->name, name, strlen(name)) == 0);
-+	if (strncmp(adapter->name, lookup->name, strlen(lookup->name)) == 0 &&
-+	    lookup->n++ == lookup->instance)
-+		return 1;
-+	return 0;
- }
- 
- static int find_i2c_adapter_num(enum i2c_adapter_type type)
- {
- 	struct device *dev = NULL;
- 	struct i2c_adapter *adapter;
--	const char *name = i2c_adapter_names[type];
-+	struct i2c_lookup lookup;
-+
-+	memset(&lookup, 0, sizeof(lookup));
-+	lookup.name = i2c_adapter_names[type];
-+	lookup.instance = (type == I2C_ADAPTER_DESIGNWARE_1) ? 1 : 0;
-+
- 	/* find the adapter by name */
--	dev = bus_find_device(&i2c_bus_type, NULL, (void *)name,
--			      __find_i2c_adap);
-+	dev = bus_find_device(&i2c_bus_type, NULL, &lookup, __find_i2c_adap);
- 	if (!dev) {
- 		/* Adapters may appear later. Deferred probing will retry */
- 		pr_notice("%s: i2c adapter %s not found on system.\n", __func__,
--			  name);
-+			  lookup.name);
- 		return -ENODEV;
- 	}
- 	adapter = to_i2c_adapter(dev);
-@@ -377,6 +394,15 @@ static struct chromeos_laptop acer_ac700 = {
- 	},
- };
- 
-+static struct chromeos_laptop acer_c720 = {
-+	.i2c_peripherals = {
-+		/* Touchpad. */
-+		{ .add = setup_cyapa_tp, I2C_ADAPTER_DESIGNWARE_0 },
-+		/* Light Sensor. */
-+		{ .add = setup_isl29018_als, I2C_ADAPTER_DESIGNWARE_1 },
-+	},
-+};
-+
- static struct chromeos_laptop hp_pavilion_14_chromebook = {
- 	.i2c_peripherals = {
- 		/* Touchpad. */
-@@ -434,6 +460,13 @@ static struct dmi_system_id chromeos_laptop_dmi_table[] __initdata = {
- 		_CBDD(acer_ac700),
- 	},
- 	{
-+		.ident = "Acer C720",
-+		.matches = {
-+			DMI_MATCH(DMI_PRODUCT_NAME, "Peppy"),
-+		},
-+		_CBDD(acer_c720),
-+	},
-+	{
- 		.ident = "HP Pavilion 14 Chromebook",
- 		.matches = {
- 			DMI_MATCH(DMI_PRODUCT_NAME, "Butterfly"),