linux-kernel - [PATCH v3 1/2] dt-bindings: input: Add Himax HX83102J touchscreen

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Message-ID:
 <SEZPR06MB56080820EE51CBAE9C6B6B3E9E9FA@SEZPR06MB5608.apcprd06.prod.outlook.com>
Date: Wed, 27 Dec 2023 13:35:08 +0800
From: Allen_Lin <allencl_lin@...mail.com>
To: dmitry.torokhov@...il.com,
	robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org,
	jikos@...nel.org,
	benjamin.tissoires@...hat.com,
	linux-input@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Allen_Lin <allencl_lin@...mail.com>
Subject: [PATCH v3 1/2] dt-bindings: input: Add Himax HX83102J touchscreen

Add the HX83102j touchscreen device tree bindings documents.

Signed-off-by: Allen_Lin <allencl_lin@...mail.com>
---
 .../bindings/input/himax,hx83102j.yaml        | 65 +++++++++++++++++++
 MAINTAINERS                                   |  6 ++
 2 files changed, 71 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/input/himax,hx83102j.yaml

diff --git a/Documentation/devicetree/bindings/input/himax,hx83102j.yaml b/Documentation/devicetree/bindings/input/himax,hx83102j.yaml
new file mode 100644
index 000000000000..872b478c5753
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/himax,hx83102j.yaml
@@ -0,0 +1,65 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/himax,hx83102j.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Himax hx83102j touchscreen
+
+maintainers:
+  - Allen Lin <allencl_lin@...mail.com>
+
+description:
+  This Himax hx83102j touchscreen uses the spi-hid protocol.
+
+allOf:
+  - $ref: /schemas/input/touchscreen/touchscreen.yaml#
+  - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+properties:
+  compatible:
+    enum:
+      - himax,hx83102j
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  reset-gpios:
+    maxItems: 1
+
+  spi-cpha: true
+
+  spi-cpol: true
+
+  spi-max-frequency: true
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - reset-gpios
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    spi {
+      #address-cells = <1>;
+      #size-cells = <0>;
+      hid-himax-spi@0 {
+        compatible = "himax,hx83102j";
+        reg = <0>;
+        pinctrl-names = "default";
+        pinctrl-0 = <&touch_int0 &touch_reset>;
+        reset-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
+        spi-cpha;
+        spi-cpol;
+        interrupt-parent = <&gpio1>;
+        interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
+      };
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 012df8ccf34e..6a92e40d126d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9502,6 +9502,12 @@ L:	linux-kernel@...r.kernel.org
 S:	Maintained
 F:	drivers/misc/hisi_hikey_usb.c
 
+HIMAX HID HX83102J TOUCHSCREEN
+M:	Allen Lin <allencl_lin@...mail.com>
+L:	linux-input@...r.kernel.org
+S:	Maintained
+F:	Documentation/devicetree/bindings/input/himax,hx83102j.yaml
+
 HIMAX HX83112B TOUCHSCREEN SUPPORT
 M:	Job Noorman <job@...rman.info>
 L:	linux-input@...r.kernel.org
-- 
2.34.1