Input: elan_i2c - Add antoher Lenovo ACPI ID for upcoming Lenovo NB

BugLink: http://bugs.launchpad.net/bugs/1713729

commit 76988690 upstream.

Add 2 new IDs (ELAN0609 and ELAN060B) to the list of ACPI IDs that should
be handled by the driver.
Signed-off-by: KT Liao <kt.liao@emc.com.tw>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

drivers/input/mouse/elan_i2c_core.c

@@ -1236,6 +1236,9 @@ static const struct acpi_device_id elan_acpi_id[] = {
 	{ "ELAN0600", 0 },
 	{ "ELAN0605", 0 },
 	{ "ELAN0608", 0 },
+	{ "ELAN0605", 0 },
+	{ "ELAN0609", 0 },
+	{ "ELAN060B", 0 },
 	{ "ELAN1000", 0 },
 	{ }
 };