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| author | Daniel Mack <daniel@zonque.org> | 2018-07-04 15:44:39 +0000 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-07-04 16:07:49 +0000 |
| commit | 7f40a478c1d0e2c24428b34f4d2ee90d33489c66 (patch) | |
| tree | 6e943a99fe43982e4b9115bbbea972d58089a5e6 /Documentation/devicetree | |
| parent | 3a658f23fb689107d9dd4801f3042978723b0e8c (diff) | |
| download | linux-7f40a478c1d0e2c24428b34f4d2ee90d33489c66.tar.gz | |
dt-bindings: input: touchscreen: add bindings for eeti touchscreen controller
Describe the bindings for EETI touchscreen controllers.
Signed-off-by: Daniel Mack <daniel@zonque.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/input/touchscreen/eeti.txt | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/input/touchscreen/eeti.txt b/Documentation/devicetree/bindings/input/touchscreen/eeti.txt new file mode 100644 index 000000000000..32b3712c916e --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/eeti.txt @@ -0,0 +1,30 @@ +Bindings for EETI touchscreen controller + +Required properties: +- compatible: should be "eeti,exc3000-i2c" +- reg: I2C address of the chip. Should be set to <0xa> +- interrupts: interrupt to which the chip is connected + +Optional properties: +- attn-gpios: A handle to a GPIO to check whether interrupt is still + latched. This is necessary for platforms that lack + support for level-triggered IRQs. + +The following optional properties described in touchscreen.txt are +also supported: + +- touchscreen-inverted-x +- touchscreen-inverted-y +- touchscreen-swapped-x-y + +Example: + +i2c-master { + touchscreen@a { + compatible = "eeti,exc3000-i2c"; + reg = <0xa>; + interrupt-parent = <&gpio>; + interrupts = <123 IRQ_TYPE_EDGE_RISING>; + attn-gpios = <&gpio 123 GPIO_ACTIVE_HIGH>; + }; +}; |