linux-kernel - [PATCHv2 3/4] platform/chrome: chromeos_laptop

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Message-Id: <1403038923-19444-4-git-send-email-bleung@chromium.org>
Date:	Tue, 17 Jun 2014 14:02:02 -0700
From:	Benson Leung <bleung@...omium.org>
To:	gene.chen@...el.com, moch@...omium.org,
	mika.westerberg@...ux.intel.com, lkml14@...tdoyle.com,
	kirill.shutemov@...ux.intel.com, olof@...om.net,
	linux-kernel@...r.kernel.org
Cc:	bleung@...omium.org
Subject: [PATCHv2 3/4] platform/chrome: chromeos_laptop - Add Dell Chromebook 11 touch

From: Mohammed Habibulla <moch@...omium.org>

Add support for Dell Chromebook 11's touch device, which is the same
as falco/peppy on the same bus 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/#/c/65320/
https://chromium-review.googlesource.com/#/c/174664/

Signed-off-by: Mohammed Habibulla <moch@...omium.org>
Signed-off-by: Benson Leung <bleung@...omium.org>
---
 drivers/platform/chrome/chromeos_laptop.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/platform/chrome/chromeos_laptop.c b/drivers/platform/chrome/chromeos_laptop.c
index 02e014b..e0a6710 100644
--- a/drivers/platform/chrome/chromeos_laptop.c
+++ b/drivers/platform/chrome/chromeos_laptop.c
@@ -387,6 +387,13 @@ static struct chromeos_laptop hp_chromebook_14 = {
 	},
 };
 
+static struct chromeos_laptop dell_chromebook_11 = {
+	.i2c_peripherals = {
+		/* Touchpad. */
+		{ .add = setup_cyapa_tp, I2C_ADAPTER_DESIGNWARE_0 },
+	},
+};
+
 static struct chromeos_laptop acer_c7_chromebook = {
 	.i2c_peripherals = {
 		/* Touchpad. */
@@ -453,6 +460,14 @@ static struct dmi_system_id chromeos_laptop_dmi_table[] __initdata = {
 		_CBDD(chromebook_pixel),
 	},
 	{
+		.ident = "Wolf",
+		.matches = {
+			DMI_MATCH(DMI_BIOS_VENDOR, "coreboot"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Wolf"),
+		},
+		_CBDD(dell_chromebook_11),
+	},
+	{
 		.ident = "HP Chromebook 14",
 		.matches = {
 			DMI_MATCH(DMI_BIOS_VENDOR, "coreboot"),
-- 
2.0.0.526.g5318336

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