[PATCH v2 12/12] dt-bindings: input: Convert MELFAS MIP4 Touchscreen to DT schema
From: Ariel D'Alessandro <hidden>
Date: 2025-09-11 15:16:06
Also in:
dri-devel, linux-bluetooth, linux-devicetree, linux-gpio, linux-media, linux-mediatek, linux-rockchip, linux-sound, lkml, netdev
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Dmitry Torokhov, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Convert the existing text-based DT bindings for MELFAS MIP4 Touchscreen controller to a DT schema. Signed-off-by: Ariel D'Alessandro <redacted> Reviewed-by: Rob Herring (Arm) <robh@kernel.org> --- .../input/touchscreen/melfas,mip4_ts.yaml | 56 +++++++++++++++++++ .../input/touchscreen/melfas_mip4.txt | 20 ------- 2 files changed, 56 insertions(+), 20 deletions(-) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/melfas,mip4_ts.yaml delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/melfas_mip4.txt
diff --git a/Documentation/devicetree/bindings/input/touchscreen/melfas,mip4_ts.yaml b/Documentation/devicetree/bindings/input/touchscreen/melfas,mip4_ts.yaml
new file mode 100644
index 0000000000000..314be65c56caa
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/melfas,mip4_ts.yaml@@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/melfas,mip4_ts.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MELFAS MIP4 Touchscreen + +maintainers: + - Ariel D'Alessandro <ariel.dalessandro@collabora.com> + +properties: + compatible: + const: melfas,mip4_ts + + reg: + description: I2C address of the chip (0x48 or 0x34) + maxItems: 1 + + interrupts: + maxItems: 1 + + ce-gpios: + description: + GPIO connected to the CE (chip enable) pin of the chip (active high) + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + touchscreen@34 { + compatible = "melfas,mip4_ts"; + reg = <0x34>; + + interrupts-extended = <&tlmm 13 IRQ_TYPE_EDGE_FALLING>; + ce-gpios = <&tlmm 12 GPIO_ACTIVE_HIGH>; + + pinctrl-0 = <&touchscreen_default>; + pinctrl-names = "default"; + }; + }; + +...
diff --git a/Documentation/devicetree/bindings/input/touchscreen/melfas_mip4.txt b/Documentation/devicetree/bindings/input/touchscreen/melfas_mip4.txt
deleted file mode 100644
index b2ab5498e5190..0000000000000
--- a/Documentation/devicetree/bindings/input/touchscreen/melfas_mip4.txt
+++ /dev/null@@ -1,20 +0,0 @@ -* MELFAS MIP4 Touchscreen - -Required properties: -- compatible: must be "melfas,mip4_ts" -- reg: I2C slave address of the chip (0x48 or 0x34) -- interrupts: interrupt to which the chip is connected - -Optional properties: -- ce-gpios: GPIO connected to the CE (chip enable) pin of the chip - -Example: - i2c@00000000 { - touchscreen: melfas_mip4@48 { - compatible = "melfas,mip4_ts"; - reg = <0x48>; - interrupt-parent = <&gpio>; - interrupts = <0 IRQ_TYPE_EDGE_FALLING>; - ce-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>; - }; - };
--
2.50.1