gpio/lynxpoint: add new ACPI ID

Newer Intel PCHs have the same GPIO controller than Haswell but the ACPI ID
is different. Add this ID to the driver supported IDs list.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/gpio/gpio-lynxpoint.c b/drivers/gpio/gpio-lynxpoint.c
index a080474..f1ca9d5 100644
--- a/drivers/gpio/gpio-lynxpoint.c
+++ b/drivers/gpio/gpio-lynxpoint.c
@@ -438,6 +438,7 @@
 
 static const struct acpi_device_id lynxpoint_gpio_acpi_match[] = {
 	{ "INT33C7", 0 },
+	{ "INT3437", 0 },
 	{ }
 };
 MODULE_DEVICE_TABLE(acpi, lynxpoint_gpio_acpi_match);