The Silead GSL1680 Touchscreen Controller is supported by Linux thanks to its device tree binding. Now that we have the DT validation in place, let's convert the device tree bindings for that driver over to a YAML schema. Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> Cc: linux-input@xxxxxxxxxxxxxxx Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx> --- Changes from v2: - Fixed firmware-name property name Changes from v1: - Added maximum to the number of fingers --- .../input/touchscreen/silead,gsl1680.yaml | 91 +++++++++++++++++++ .../input/touchscreen/silead_gsl1680.txt | 44 --------- 2 files changed, 91 insertions(+), 44 deletions(-) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/silead,gsl1680.yaml delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/silead_gsl1680.txt diff --git a/Documentation/devicetree/bindings/input/touchscreen/silead,gsl1680.yaml b/Documentation/devicetree/bindings/input/touchscreen/silead,gsl1680.yaml new file mode 100644 index 000000000000..eec6f7f6f0a3 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/silead,gsl1680.yaml @@ -0,0 +1,91 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/silead,gsl1680.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Silead GSL1680 Touchscreen Controller Device Tree Bindings + +maintainers: + - Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> + +allOf: + - $ref: touchscreen.yaml# + +properties: + compatible: + enum: + - silead,gsl1680 + - silead,gsl1688 + - silead,gsl3670 + - silead,gsl3675 + - silead,gsl3692 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-gpios: + maxItems: 1 + + firmware-name: + $ref: /schemas/types.yaml#/definitions/string + description: > + File basename for board specific firmware + + silead,max-fingers: + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 5 + description: > + Maximum number of fingers the touchscreen can detect + + silead,home-button: + type: boolean + description: > + Does the device have a capacitive home-button build into the + touchscreen? + + avdd-supply: + description: > + Regulator phandle for controller AVDD + + vddio-supply: + description: > + Regulator phandle for controller VDDIO + +unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + - power-gpios + - touchscreen-size-x + - touchscreen-size-y + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + touchscreen@40 { + compatible = "silead,gsl1680"; + reg = <0x40>; + interrupt-parent = <&pio>; + interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>; + power-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; + touchscreen-size-x = <480>; + touchscreen-size-y = <800>; + touchscreen-inverted-x; + touchscreen-swapped-x-y; + silead,max-fingers = <5>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/input/touchscreen/silead_gsl1680.txt b/Documentation/devicetree/bindings/input/touchscreen/silead_gsl1680.txt deleted file mode 100644 index d67e558e5ab5..000000000000 --- a/Documentation/devicetree/bindings/input/touchscreen/silead_gsl1680.txt +++ /dev/null @@ -1,44 +0,0 @@ -* GSL 1680 touchscreen controller - -Required properties: -- compatible : Must be one of the following, depending on the model: - "silead,gsl1680" - "silead,gsl1688" - "silead,gsl3670" - "silead,gsl3675" - "silead,gsl3692" -- reg : I2C slave address of the chip (0x40) -- interrupts : interrupt specification for the gsl1680 interrupt -- power-gpios : Specification for the pin connected to the gsl1680's - shutdown input. This needs to be driven high to take the - gsl1680 out of its low power state -- touchscreen-size-x : See touchscreen.txt -- touchscreen-size-y : See touchscreen.txt - -Optional properties: -- firmware-name : File basename (string) for board specific firmware -- touchscreen-inverted-x : See touchscreen.txt -- touchscreen-inverted-y : See touchscreen.txt -- touchscreen-swapped-x-y : See touchscreen.txt -- silead,max-fingers : maximum number of fingers the touchscreen can detect -- silead,home-button : Boolean, set to true on devices which have a - capacitive home-button build into the touchscreen -- vddio-supply : regulator phandle for controller VDDIO -- avdd-supply : regulator phandle for controller AVDD - -Example: - -i2c@00000000 { - gsl1680: touchscreen@40 { - compatible = "silead,gsl1680"; - reg = <0x40>; - interrupt-parent = <&pio>; - interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>; - power-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; - touchscreen-size-x = <480>; - touchscreen-size-y = <800>; - touchscreen-inverted-x; - touchscreen-swapped-x-y; - silead,max-fingers = <5>; - }; -}; -- 2.31.1
