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[1/3] devicetree/bindings: Initial commit of wacom,wacom-i2c

Message ID 20210117042428.1497-1-alistair@alistair23.me (mailing list archive)
State New
Headers show
Series [1/3] devicetree/bindings: Initial commit of wacom,wacom-i2c | expand

Commit Message

Alistair Francis Jan. 17, 2021, 4:24 a.m. UTC
Signed-off-by: Alistair Francis <alistair@alistair23.me>
---
 .../input/touchscreen/wacom,wacom-i2c.yaml    | 55 +++++++++++++++++++
 .../devicetree/bindings/vendor-prefixes.yaml  |  2 +
 2 files changed, 57 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml

Comments

Dmitry Torokhov Jan. 20, 2021, 2:15 a.m. UTC | #1
Hi Alistair,

On Sat, Jan 16, 2021 at 08:24:26PM -0800, Alistair Francis wrote:
> Signed-off-by: Alistair Francis <alistair@alistair23.me>
> ---
>  .../input/touchscreen/wacom,wacom-i2c.yaml    | 55 +++++++++++++++++++
>  .../devicetree/bindings/vendor-prefixes.yaml  |  2 +
>  2 files changed, 57 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml
> 
> diff --git a/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml b/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml
> new file mode 100644
> index 000000000000..6b0e0034f836
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml
> @@ -0,0 +1,55 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/input/touchscreen/wacom,wacom-i2c.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Wacom I2C Controller
> +
> +maintainers:
> +  - Alistair Francis <alistair@alistair23.me>
> +
> +allOf:
> +  - $ref: touchscreen.yaml#
> +
> +properties:
> +  compatible:
> +    const: wacom,wacom-i2c
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  flip-tilt-x:
> +  flip-tilt-y:

Does the device support tilt? The driver does not, at least at the
moment. Also, does it make sense to flip tilt but not position?

> +  flip-pos-x:
> +  flip-pos-y:

This needs to use standard touchscreen properties. See
Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml

> +  flip-distance:

I am having trouble understanding when this one would be useful.

> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include "dt-bindings/interrupt-controller/irq.h"
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +        digitiser@9 {
> +                compatible = "wacom,wacom-i2c";
> +                reg = <0x9>;
> +                interrupt-parent = <&gpio1>;
> +                interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
> +                flip-tilt-x;
> +                flip-tilt-y;
> +                flip-pos-x;
> +                flip-pos-y;
> +                flip-distance;
> +        };
> +    };
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> index 041ae90b0d8f..5bca22f035a3 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> @@ -1202,6 +1202,8 @@ patternProperties:
>      description: Vision Optical Technology Co., Ltd.
>    "^vxt,.*":
>      description: VXT Ltd
> +  "^wacom,.*":
> +    description: Wacom Co., Ltd
>    "^wand,.*":
>      description: Wandbord (Technexion)
>    "^waveshare,.*":
> -- 
> 2.29.2
> 

Thanks.
Alistair Francis Jan. 20, 2021, 6:15 a.m. UTC | #2
On Tue, Jan 19, 2021 at 6:15 PM Dmitry Torokhov
<dmitry.torokhov@gmail.com> wrote:
>
> Hi Alistair,
>
> On Sat, Jan 16, 2021 at 08:24:26PM -0800, Alistair Francis wrote:
> > Signed-off-by: Alistair Francis <alistair@alistair23.me>
> > ---
> >  .../input/touchscreen/wacom,wacom-i2c.yaml    | 55 +++++++++++++++++++
> >  .../devicetree/bindings/vendor-prefixes.yaml  |  2 +
> >  2 files changed, 57 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml b/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml
> > new file mode 100644
> > index 000000000000..6b0e0034f836
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml
> > @@ -0,0 +1,55 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/input/touchscreen/wacom,wacom-i2c.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Wacom I2C Controller
> > +
> > +maintainers:
> > +  - Alistair Francis <alistair@alistair23.me>
> > +
> > +allOf:
> > +  - $ref: touchscreen.yaml#
> > +
> > +properties:
> > +  compatible:
> > +    const: wacom,wacom-i2c
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  interrupts:
> > +    maxItems: 1
> > +
> > +  flip-tilt-x:
> > +  flip-tilt-y:
>
> Does the device support tilt? The driver does not, at least at the
> moment. Also, does it make sense to flip tilt but not position?
>
> > +  flip-pos-x:
> > +  flip-pos-y:
>
> This needs to use standard touchscreen properties. See
> Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
>
> > +  flip-distance:
>
> I am having trouble understanding when this one would be useful.

Thanks for the review. These came from the original out of tree DT. I
have removed them, I'm planning on using the standard touchscreen ones
you pointed out if they are required.

Alistair

>
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - interrupts
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include "dt-bindings/interrupt-controller/irq.h"
> > +    i2c {
> > +        #address-cells = <1>;
> > +        #size-cells = <0>;
> > +        digitiser@9 {
> > +                compatible = "wacom,wacom-i2c";
> > +                reg = <0x9>;
> > +                interrupt-parent = <&gpio1>;
> > +                interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
> > +                flip-tilt-x;
> > +                flip-tilt-y;
> > +                flip-pos-x;
> > +                flip-pos-y;
> > +                flip-distance;
> > +        };
> > +    };
> > diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> > index 041ae90b0d8f..5bca22f035a3 100644
> > --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
> > +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> > @@ -1202,6 +1202,8 @@ patternProperties:
> >      description: Vision Optical Technology Co., Ltd.
> >    "^vxt,.*":
> >      description: VXT Ltd
> > +  "^wacom,.*":
> > +    description: Wacom Co., Ltd
> >    "^wand,.*":
> >      description: Wandbord (Technexion)
> >    "^waveshare,.*":
> > --
> > 2.29.2
> >
>
> Thanks.
>
> --
> Dmitry
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml b/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml
new file mode 100644
index 000000000000..6b0e0034f836
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/wacom,wacom-i2c.yaml
@@ -0,0 +1,55 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/wacom,wacom-i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Wacom I2C Controller
+
+maintainers:
+  - Alistair Francis <alistair@alistair23.me>
+
+allOf:
+  - $ref: touchscreen.yaml#
+
+properties:
+  compatible:
+    const: wacom,wacom-i2c
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  flip-tilt-x:
+  flip-tilt-y:
+  flip-pos-x:
+  flip-pos-y:
+  flip-distance:
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    #include "dt-bindings/interrupt-controller/irq.h"
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        digitiser@9 {
+                compatible = "wacom,wacom-i2c";
+                reg = <0x9>;
+                interrupt-parent = <&gpio1>;
+                interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
+                flip-tilt-x;
+                flip-tilt-y;
+                flip-pos-x;
+                flip-pos-y;
+                flip-distance;
+        };
+    };
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 041ae90b0d8f..5bca22f035a3 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -1202,6 +1202,8 @@  patternProperties:
     description: Vision Optical Technology Co., Ltd.
   "^vxt,.*":
     description: VXT Ltd
+  "^wacom,.*":
+    description: Wacom Co., Ltd
   "^wand,.*":
     description: Wandbord (Technexion)
   "^waveshare,.*":