Signed-off-by: Wang Yafei <wangyafei@xxxxxxxxxx> --- since v1: - Change device properties name - Modified irq property format - Modified linux,keycode format - Modified panel configuration property name - Remove time-delay properties --- .../bindings/input/touchscreen/goodix-gtx5.txt | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/goodix-gtx5.txt diff --git a/Documentation/devicetree/bindings/input/touchscreen/goodix-gtx5.txt b/Documentation/devicetree/bindings/input/touchscreen/goodix-gtx5.txt new file mode 100644 index 0000000..9bb82c5 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/goodix-gtx5.txt @@ -0,0 +1,61 @@ +Device tree bindings for Goodix GTx5 series touchscreen controller + +Required properties: + +- compatible : Should be "goodix,gt7589" + or "goodix,gt8589" + or "goodix,gt9589" +- reg : I2C address of the chip. Should be 0x5d or 0x14 +- interrupt-parent : Interrupt controller to which the chip is connected +- interrupts : Interrupt to which the chip is connected +- touchscreen-size-x : horizontal resolution of touchscreen(in pixels) +- touchscreen-size-y : vertical resolution of touchscreen(in pixels) +- touchscreen-max-id : panel supported max touch number. +- touchscreen-max-w : panel max width value. + +Optional properties: +- reset-gpios : reset gpio. +- touchscreen-swapped-x-y : swap x/y axis coordinates. +- linux,keycodes : Specifies an array of numeric keycode values to + be used for reporting button presses. The array can + contain up to 8 entries. +- goodix,normal-cfg-X : touch device normal config data, this config data is + touchpanel manufacturer related. normal-cfg-X, X + represent for a panel manufacturer, X is less than 10. +- vtouch-supply : power supply for the touch device. + +Example: +i2c@00000000 { + /* ... */ + + gt8589@14 { + compatible = "goodix,gt8589"; + reg = <0x14>; + interrupt-parent = <&msm_gpio>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + vtouch-supply = <&pm8916_l15>; + reset-gpios = <&msm_gpio 12 0x0>; + touchscreen-max-id = <10>; + touchscreen-size-x = <400>; + touchscreen-size-y = <400>; + touchscreen-max-w = <400>; + linux,keycodes = <KEY_HOMEPAGE>, <KEY_MENU>, <KEY_BACK>; + goodix,normal-cfg-0 = [ + 02 00 00 09 09 01 07 02 00 00 00 00 01 00 3C 00 07 07 + 00 00 00 00 00 00 40 01 40 01 C8 00 96 00 F4 01 F4 01 + F4 01 20 01 11 0A 0A 03 14 14 14 14 0A 0C 01 01 11 11 + 11 00 14 14 14 14 14 14 14 14 14 00 00 0F 00 00 00 00 + 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00 00 00 00 00 00 00 00 00 00 11 09 10 00 31 32 33 34 + 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 CA 64 00 + 00 00 00 00 00 00 09 00 13 00 00 00 00 00 00 00 00 00 + 50 B0 19 00 19 00 05 00 00 00 00 0A 05 00 00 00 00 00 + 01 00 FF 00 0B 06 0D 02 FF 04 05 03 07 01 08 0A 0E 11 + 0F 10 09 13 0C 16 17 14 18 12 19 15 1D 1E 1C 1F 1B 20 + 1A 2A 29 28 25 2B 27 21 FF 24 22 2C 26 23 FF 00 00 00 + 00 00 00 00 00 00 00 00 00 00 00 00 80 80 80 80 80 80 + 80 80 80 80 80 80 80 80 80 80 9F 22 01 AE]; + }; + }; +} + -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html