[PATCH v3 2/2] dt-bindings: input: Add binding for cypress-sf

From: Yassine Oudjana
Date: Wed Sep 01 2021 - 12:53:48 EST


Add a device tree binding for Cypress StreetFighter.

Signed-off-by: Yassine Oudjana <y.oudjana@xxxxxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
---
Changes since v1:
- Changed version variables in probe to int to allow storing error codes.
.../devicetree/bindings/input/cypress-sf.yaml | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)
create mode 100644 Documentation/devicetree/bindings/input/cypress-sf.yaml

diff --git a/Documentation/devicetree/bindings/input/cypress-sf.yaml b/Documentation/devicetree/bindings/input/cypress-sf.yaml
new file mode 100644
index 000000000000..14689daf6567
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/cypress-sf.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/cypress-sf.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cypress StreetFighter touchkey controller
+
+maintainers:
+ - Yassine Oudjana <y.oudjana@xxxxxxxxxxxxxx>
+
+allOf:
+ - $ref: input.yaml#
+
+properties:
+ compatible:
+ const: cypress,sf3155
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ avdd-supply:
+ description: Regulator for AVDD analog voltage
+
+ vdd-supply:
+ description: Regulator for VDD digital voltage
+
+ linux,keycodes:
+ minItems: 1
+ maxItems: 8
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - avdd-supply
+ - vdd-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/input/input.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchkey@28 {
+ compatible = "cypress,sf3155";
+ reg = <0x28>;
+ interrupt-parent = <&msmgpio>;
+ interrupts = <77 IRQ_TYPE_EDGE_FALLING>;
+ avdd-supply = <&vreg_l6a_1p8>;
+ vdd-supply = <&vdd_3v2_tp>;
+ linux,keycodes = <KEY_BACK KEY_MENU>;
+ };
+ };
--
2.33.0