linux-kernel - [PATCH v4 4/4] Input: goodix

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Message-Id: <20190212112439.2025-5-jagan@amarulasolutions.com>
Date:   Tue, 12 Feb 2019 16:54:39 +0530
From:   Jagan Teki <jagan@...rulasolutions.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Bastien Nocera <hadess@...ess.net>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Henrik Rydberg <rydberg@...math.org>, linux-input@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Mark Rutland <mark.rutland@....com>,
        Jagan Teki <jagan@...rulasolutions.com>
Subject: [PATCH v4 4/4] Input: goodix - Add GT5663 CTP support

GT5663 is capacitive touch controller with customized smart
wakeup gestures.

Add support for it by adding compatible and supported chip data.

The chip data on GT5663 is similar to GT1151, like
- config data register has 0x8050 address
- config data register max len is 240
- config data checksum has 16-bit

Signed-off-by: Jagan Teki <jagan@...rulasolutions.com>
---
 drivers/input/touchscreen/goodix.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index e92b90be1ac2..9a676dec79c6 100644
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -218,6 +218,7 @@ static const struct goodix_chip_data *goodix_get_chip_data(u16 id)
 {
 	switch (id) {
 	case 1151:
+	case 5663:
 		return &gt1x_chip_data;
 
 	case 911:
@@ -976,6 +977,7 @@ MODULE_DEVICE_TABLE(acpi, goodix_acpi_match);
 #ifdef CONFIG_OF
 static const struct of_device_id goodix_of_match[] = {
 	{ .compatible = "goodix,gt1151" },
+	{ .compatible = "goodix,gt5663" },
 	{ .compatible = "goodix,gt911" },
 	{ .compatible = "goodix,gt9110" },
 	{ .compatible = "goodix,gt912" },
-- 
2.18.0.321.gffc6fa0e3