From 285fe9b5a34ea48e7db87870a503a5f67e9e582d Mon Sep 17 00:00:00 2001 From: Joel Selvaraj Date: Sat, 1 Jun 2024 15:44:44 -0500 Subject: [PATCH] dt-bindings: input: document Novatek NVT touchscreen controller Document the Novatek NVT touchscreen controller present in devices like qcom/sdm845-xiaomi-beryllium-tianma.dts. Also, include the devictree binding file in the MAINTAINERS file. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Joel Selvaraj Link: https://lore.kernel.org/r/20240601-nvt-ts-devicetree-regulator-support-v5-2-aa9bf986347d@gmail.com Signed-off-by: Dmitry Torokhov --- .../input/touchscreen/novatek,nvt-ts.yaml | 62 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 63 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/novatek,nvt-ts.yaml diff --git a/Documentation/devicetree/bindings/input/touchscreen/novatek,nvt-ts.yaml b/Documentation/devicetree/bindings/input/touchscreen/novatek,nvt-ts.yaml new file mode 100644 index 0000000000000..bd6a60486d1f1 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/novatek,nvt-ts.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/novatek,nvt-ts.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Novatek NVT Touchscreen Controller + +maintainers: + - Hans de Goede + +allOf: + - $ref: touchscreen.yaml# + +properties: + compatible: + enum: + - novatek,nt11205-ts + - novatek,nt36672a-ts + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + vcc-supply: true + iovcc-supply: true + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + #include + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + touchscreen@1 { + compatible = "novatek,nt36672a-ts"; + reg = <0x01>; + interrupts-extended = <&tlmm 31 IRQ_TYPE_EDGE_RISING>; + reset-gpios = <&tlmm 32 GPIO_ACTIVE_LOW>; + vcc-supply = <&vreg_l22a_2p85>; + iovcc-supply = <&vreg_l14a_1p8>; + pinctrl-0 = <&ts_int_default &ts_reset_default>; + pinctrl-1 = <&ts_int_sleep &ts_reset_sleep>; + pinctrl-names = "default", "sleep"; + touchscreen-size-x = <1080>; + touchscreen-size-y = <2246>; + }; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index 45f3960b27a37..a533d882b0022 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16260,6 +16260,7 @@ NOVATEK NVT-TS I2C TOUCHSCREEN DRIVER M: Hans de Goede L: linux-input@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/input/touchscreen/novatek,nvt-ts.yaml F: drivers/input/touchscreen/novatek-nvt-ts.c NSDEPS -- 2.39.5