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From:   Joel Selvaraj <joelselvaraj.oss@gmail.com>
To:     Caleb Connolly <caleb@connolly.tech>,
        Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
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        Henrik Rydberg <rydberg@bitmath.org>,
        Arnd Bergmann <arnd@arndb.de>,
        Robert Jarzmik <robert.jarzmik@free.fr>,
        Jeff LaBundy <jeff@labundy.com>,
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        Jean Delvare <jdelvare@suse.de>,
        Max Krummenacher <max.krummenacher@toradex.com>,
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        Alistair Francis <alistair@alistair23.me>,
        Hans de Goede <hdegoede@redhat.com>,
        Maxime Ripard <mripard@kernel.org>
Cc:     linux-input@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org,
        Joel Selvaraj <joelselvaraj.oss@gmail.com>
Subject: [PATCH v3 1/5] dt-bindings: input: touchscreen: add focaltech,fts5452 touchscreen
Date:   Fri, 14 Apr 2023 21:02:18 -0500
Message-Id: <20230415020222.216232-2-joelselvaraj.oss@gmail.com>
In-Reply-To: <20230415020222.216232-1-joelselvaraj.oss@gmail.com>
References: <20230415020222.216232-1-joelselvaraj.oss@gmail.com>
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Document the Focaltech FTS touchscreen driver.

Signed-off-by: Joel Selvaraj <joelselvaraj.oss@gmail.com>
Signed-off-by: Caleb Connolly <caleb@connolly.tech>
---
 .../input/touchscreen/focaltech,fts5452.yaml  | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/input/touchscreen/focaltech,fts5452.yaml

diff --git a/Documentation/devicetree/bindings/input/touchscreen/focaltech,fts5452.yaml b/Documentation/devicetree/bindings/input/touchscreen/focaltech,fts5452.yaml
new file mode 100644
index 000000000000..28270dc5ed67
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/focaltech,fts5452.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/focaltech,fts5452.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Focaltech FTS I2C Touchscreen Controller
+
+maintainers:
+  - Joel Selvaraj <joelselvaraj.oss@gmail.com>
+  - Caleb Connolly <caleb@connolly.tech>
+
+allOf:
+  - $ref: touchscreen.yaml#
+
+properties:
+  compatible:
+    enum:
+      - focaltech,fts5452
+      - focaltech,fts8719
+
+  reg:
+    const: 0x38
+
+  interrupts:
+    maxItems: 1
+
+  reset-gpios:
+    maxItems: 1
+
+  avdd-supply:
+    description: regulator supplying analog power (2.6V to 3.3V).
+
+  vddio-supply:
+    description: regulator supplying IO power (1.8V).
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - touchscreen-size-x
+  - touchscreen-size-y
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/gpio/gpio.h>
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      touchscreen@38 {
+        compatible = "focaltech,fts5452";
+        reg = <0x38>;
+
+        interrupts-extended = <&tlmm 125 IRQ_TYPE_EDGE_FALLING>;
+        reset-gpios = <&tlmm 99 GPIO_ACTIVE_LOW>;
+
+        avdd-supply = <&vreg_l28a_3p0>;
+        vddio-supply = <&vreg_l14a_1p88>;
+
+        pinctrl-0 = <&ts_int_active &ts_reset_active>;
+        pinctrl-1 = <&ts_int_suspend &ts_reset_suspend>;
+        pinctrl-names = "default", "suspend";
+
+        touchscreen-size-x = <1080>;
+        touchscreen-size-y = <2160>;
+      };
+    };
-- 
2.40.0