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Date: Fri, 5 Mar 2021 20:34:36 +0100
From: Giulio Benetti <giulio.benetti@...ronovasrl.com>
To: Giulio Benetti <giulio.benetti@...ettiengineering.com>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
Rob Herring <robh+dt@...nel.org>
Cc: linux-input@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Dmitry Torokhov <dmitry.torokhov@...il.com>
Subject: Re: [PATCH 2/3] dt-bindings: touchscreen: Add HY46XX bindings
Adding +CC Dmitry
--
Giulio Benetti
CTO
MICRONOVA SRL
Sede: Via A. Niedda 3 - 35010 Vigonza (PD)
Tel. 049/8931563 - Fax 049/8931346
Cod.Fiscale - P.IVA 02663420285
Capitale Sociale € 26.000 i.v.
Iscritta al Reg. Imprese di Padova N. 02663420285
Numero R.E.A. 258642
Il 05/03/2021 17:38, Giulio Benetti ha scritto:
> From: Giulio Benetti <giulio.benetti@...ronovasrl.com>
>
> This adds device tree bindings for the Hycon HY46XX touchscreen series.
>
> Signed-off-by: Giulio Benetti <giulio.benetti@...ronovasrl.com>
> ---
> .../input/touchscreen/hycon,hy46xx.yaml | 130 ++++++++++++++++++
> MAINTAINERS | 6 +
> 2 files changed, 136 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/input/touchscreen/hycon,hy46xx.yaml
>
> diff --git a/Documentation/devicetree/bindings/input/touchscreen/hycon,hy46xx.yaml b/Documentation/devicetree/bindings/input/touchscreen/hycon,hy46xx.yaml
> new file mode 100644
> index 000000000000..cddd5e5bae92
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/touchscreen/hycon,hy46xx.yaml
> @@ -0,0 +1,130 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/input/touchscreen/hycon-hy46xx.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: hyconon HY46XX series touchscreen controller Bindings
> +
> +description: |
> + There are 6 variants of the chip for various touch panel sizes and coverl len material
> + Glass: 0.3mm--4.0mm
> + PET/PMMA: 0.2mm--2.0mm
> + HY4613(B)-N048 < 6"
> + HY4614(B)-N068 7" .. 10.1"
> + HY4621-NS32 < 5"
> + HY4623-NS48 5.1" .. 7"
> + Glass: 0.3mm--8.0mm
> + PET/PMMA: 0.2mm--4.0mm
> + HY4633(B)-N048 < 6"
> + HY4635(B)-N048 < 7" .. 10.1"
> +
> +maintainers:
> + - Giulio Benetti <giulio.benetti@...ronovasrl.com>
> +
> +allOf:
> + - $ref: touchscreen.yaml#
> +
> +properties:
> + compatible:
> + enum:
> + - hycon,hycon-hy4613
> + - hycon,hycon-hy4614
> + - hycon,hycon-hy4621
> + - hycon,hycon-hy4623
> + - hycon,hycon-hy4633
> + - hycon,hycon-hy4635
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + reset-gpios:
> + maxItems: 1
> +
> + vcc-supply: true
> +
> + threshold:
> + description: Allows setting the sensitivity in the range from 0 to 255.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 255
> +
> + proximity-sensor-switch:
> + description: Allows enabling or disabling the Proximity Sensor.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 1
> +
> + glove-enable:
> + description: Allows enabling or disabling glove setting.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 1
> +
> + report-speed:
> + description: Allows setting the report speed(i.e 0x64 => 100Hz).
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 255
> +
> + power-noise-enable:
> + description: Allows enabling or disabling power noise filter.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 1
> +
> + filter-data:
> + description: Allows setting the filtering data before reporting touch
> + in the range from 0 to 5.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 5
> +
> + gain:
> + description: Allows setting the sensitivity distance in the range from 0 to 5.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 5
> +
> + edge-offset:
> + description: Allows setting the edge compensation in the range from 0 to 16.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 16
> +
> + touchscreen-size-x: true
> + touchscreen-size-y: true
> + touchscreen-fuzz-x: true
> + touchscreen-fuzz-y: true
> + touchscreen-inverted-x: true
> + touchscreen-inverted-y: true
> + touchscreen-swapped-x-y: true
> + interrupt-controller: true
> +
> +additionalProperties: false
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> +
> +examples:
> + - |
> + #include <dt-bindings/gpio/gpio.h>
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + i2c {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + hycon-hy4633@1c {
> + compatible = "hycon,hy4633";
> + reg = <0x1c>;
> + interrupt-parent = <&gpio2>;
> + interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
> + reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> +...
> diff --git a/MAINTAINERS b/MAINTAINERS
> index d92f85ca831d..3f83daf6b2bf 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -8245,6 +8245,12 @@ S: Maintained
> F: mm/hwpoison-inject.c
> F: mm/memory-failure.c
>
> +HYCON HY46XX TOUCHSCREEN SUPPORT
> +M: Giulio Benetti <giulio.benetti@...ronovasrl.com>
> +L: linux-input@...r.kernel.org
> +S: Maintained
> +F: Documentation/devicetree/bindings/input/touchscreen/hycon,hy46xx.yaml
> +
> HYGON PROCESSOR SUPPORT
> M: Pu Wen <puwen@...on.cn>
> L: linux-kernel@...r.kernel.org
>
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