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@amarulasolutions.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/Documentation/devicetree/bindings/input/touchscreen/goodix.txt b/Documentation/devicetree/bindings/input/touchscreen/goodix.txt
index 2556732..fc03ea4 100644 (file)
--- a/Documentation/devicetree/bindings/input/touchscreen/goodix.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/goodix.txt
@@ -3,6 +3,7 @@ Device tree bindings for Goodix GT9xx series touchscreen controller
 Required properties:
 
  - compatible          : Should be "goodix,gt1151"
+                                or "goodix,gt5663"
                                 or "goodix,gt5688"
                                 or "goodix,gt911"
                                 or "goodix,gt9110"

diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index b1c071f..f7c1d16 100644 (file)
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -219,6 +219,7 @@ static const struct goodix_chip_data *goodix_get_chip_data(u16 id)
 {
        switch (id) {
        case 1151:
+       case 5663:
        case 5688:
                return &gt1x_chip_data;
 
@@ -997,6 +998,7 @@ 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,gt5688" },
        { .compatible = "goodix,gt911" },
        { .compatible = "goodix,gt9110" },