platform/chrome: chromeos_laptop - Add Toshiba CB35 Touch

Add support for Leon touch devices, which is the same as
falco/peppy/wolf on the same buses using the LynxPoint-LP I2C
via the i2c-designware-pci driver.

Based on these patches from the chromeos-3.8 kernel:
https://chromium-review.googlesource.com/168351
https://chromium-review.googlesource.com/173445

Signed-off-by: Gene Chen <gene.chen@intel.com>
Signed-off-by: Benson Leung <bleung@chromium.org>
Tested-by: Scot Doyle <lkml14@scotdoyle.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Olof Johansson <olof@lixom.net>

1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/platform/chrome/chromeos_laptop.c b/drivers/platform/chrome/chromeos_laptop.c
index e0a671075b28..37fa570a7636 100644
--- a/drivers/platform/chrome/chromeos_laptop.c
+++ b/drivers/platform/chrome/chromeos_laptop.c
@@ -394,6 +394,13 @@ static struct chromeos_laptop dell_chromebook_11 = {
         },
 };
 
+static struct chromeos_laptop toshiba_cb35 = {
+        .i2c_peripherals = {
+                /* Touchpad. */
+                { .add = setup_cyapa_tp, I2C_ADAPTER_DESIGNWARE_0 },
+        },
+};
+
 static struct chromeos_laptop acer_c7_chromebook = {
         .i2c_peripherals = {
                 /* Touchpad. */
@@ -476,6 +483,14 @@ static struct dmi_system_id chromeos_laptop_dmi_table[] __initdata = {
                 _CBDD(hp_chromebook_14),
         },
         {
+                .ident = "Toshiba CB35",
+                .matches = {
+                        DMI_MATCH(DMI_BIOS_VENDOR, "coreboot"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "Leon"),
+                },
+                _CBDD(toshiba_cb35),
+        },
+        {
                 .ident = "Acer C7 Chromebook",
                 .matches = {
                         DMI_MATCH(DMI_PRODUCT_NAME, "Parrot"),