[PATCH 1/2] dt-bindings: touchscreen: Add touchscreen schema

[Benjamin Gaignard]

Add touchscreen schema for common properties

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
---
 .../bindings/input/touchscreen/touchscreen.yaml    | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml

diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
new file mode 100644
index 000000000000..f6e7c73ef14e
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/touchscreen.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Common touchscreen Bindings
+
+maintainers:
+  - Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
+
+properties:
+  touchscreen-min-x:
+    description: minimum x coordinate reported (0 if not set)
+
+  touchscreen-min-y:
+    description: minimum y coordinate reported (0 if not set)
+
+  touchscreen-size-x:
+    description: horizontal resolution of touchscreen (maximum x coordinate reported + 1)
+
+  touchscreen-size-y:
+    description: vertical resolution of touchscreen (maximum y coordinate reported + 1)
+
+  touchscreen-max-pressure:
+    description: maximum reported pressure (arbitrary range dependent on the controller)
+
+  touchscreen-min-pressure:
+    description: minimum pressure on the touchscreen to be achieved in order for the
+                 touchscreen driver to report a touch event.
+
+  touchscreen-fuzz-x:
+    description: horizontal noise value of the absolute input device (in pixels)
+
+  touchscreen-fuzz-y:
+    description: vertical noise value of the absolute input device (in pixels)
+
+  touchscreen-fuzz-pressure:
+    description: pressure noise value of the absolute input device (arbitrary range
+                 dependent on the controller)
+
+  touchscreen-average-samples:
+    description: Number of data samples which are averaged for each read (valid values
+                 dependent on the controller)
+
+  touchscreen-inverted-x:
+    description: X axis is inverted (boolean)
+    type: boolean
+
+  touchscreen-inverted-y:
+    description: Y axis is inverted (boolean)
+    type: boolean
+
+  touchscreen-swapped-x-y:
+    description: X and Y axis are swapped (boolean)
+                 Swapping is done after inverting the axis
+    type: boolean
+
+  touchscreen-x-mm:
+    description: horizontal length in mm of the touchscreen
+
+  touchscreen-y-mm:
+    description: vertical length in mm of the touchscreen
-- 
2.15.0