On Thu, Jul 06, 2017 at 09:56:57AM -0500, Rob Herring wrote:
> On Thu, Jun 29, 2017 at 10:13:27AM +0800, Wang Yafei wrote:
> > 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.
>
> Just "see touchscreen.txt" is fine for the description of common
> properties.
Yes, the common properties are consistent with "touchscreen.txt"
> > +
> > +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
> >
> > --
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