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Message-ID: <20250919075823.2557865-1-dario.binacchi@amarulasolutions.com>
Date: Fri, 19 Sep 2025 09:58:09 +0200
From: Dario Binacchi <dario.binacchi@...rulasolutions.com>
To: linux-kernel@...r.kernel.org
Cc: linux-amarula@...rulasolutions.com,
Dario Binacchi <dario.binacchi@...rulasolutions.com>,
Conor Dooley <conor+dt@...nel.org>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Rob Herring <robh@...nel.org>,
devicetree@...r.kernel.org,
linux-input@...r.kernel.org
Subject: [PATCH v5 1/3] dt-bindings: touchscreen: convert eeti bindings to json schema
Convert EETI touchscreen controller device tree binding to json-schema.
Signed-off-by: Dario Binacchi <dario.binacchi@...rulasolutions.com>
---
Changes in v5:
- Move bindings into eeti,exc3000.yaml
- Remove eeti.yaml
Changes in v2:
- Added in v2
.../input/touchscreen/eeti,exc3000.yaml | 41 ++++++++++++++++---
.../bindings/input/touchscreen/eeti.txt | 30 --------------
2 files changed, 36 insertions(+), 35 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/eeti.txt
diff --git a/Documentation/devicetree/bindings/input/touchscreen/eeti,exc3000.yaml b/Documentation/devicetree/bindings/input/touchscreen/eeti,exc3000.yaml
index 1c7ae05a8c15..13b865d3ee58 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/eeti,exc3000.yaml
+++ b/Documentation/devicetree/bindings/input/touchscreen/eeti,exc3000.yaml
@@ -9,15 +9,13 @@ title: EETI EXC3000 series touchscreen controller
maintainers:
- Dmitry Torokhov <dmitry.torokhov@...il.com>
-allOf:
- - $ref: touchscreen.yaml#
-
properties:
compatible:
oneOf:
- const: eeti,exc3000
- const: eeti,exc80h60
- const: eeti,exc80h84
+ - const: eeti,exc3000-i2c
- items:
- enum:
- eeti,exc81w32
@@ -30,18 +28,34 @@ properties:
maxItems: 1
vdd-supply:
description: Power supply regulator for the chip
+ attn-gpios:
+ maxItems: 1
+ description: Phandle to a GPIO to check whether interrupt is still
+ latched. This is necessary for platforms that lack
+ support for level-triggered IRQs.
touchscreen-size-x: true
touchscreen-size-y: true
touchscreen-inverted-x: true
touchscreen-inverted-y: true
touchscreen-swapped-x-y: true
+allOf:
+ - $ref: touchscreen.yaml#
+ - if:
+ not:
+ properties:
+ compatible:
+ contains:
+ const: eeti,exc3000-i2c
+ then:
+ required:
+ - touchscreen-size-x
+ - touchscreen-size-y
+
required:
- compatible
- reg
- interrupts
- - touchscreen-size-x
- - touchscreen-size-y
additionalProperties: false
@@ -51,6 +65,7 @@ examples:
i2c {
#address-cells = <1>;
#size-cells = <0>;
+
touchscreen@2a {
compatible = "eeti,exc3000";
reg = <0x2a>;
@@ -62,3 +77,19 @@ examples:
touchscreen-swapped-x-y;
};
};
+
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ #include "dt-bindings/interrupt-controller/irq.h"
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchscreen@2a {
+ compatible = "eeti,exc3000-i2c";
+ reg = <0x2a>;
+ interrupt-parent = <&gpio>;
+ interrupts = <123 IRQ_TYPE_EDGE_RISING>;
+ attn-gpios = <&gpio 123 GPIO_ACTIVE_HIGH>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/input/touchscreen/eeti.txt b/Documentation/devicetree/bindings/input/touchscreen/eeti.txt
deleted file mode 100644
index 32b3712c916e..000000000000
--- a/Documentation/devicetree/bindings/input/touchscreen/eeti.txt
+++ /dev/null
@@ -1,30 +0,0 @@
-Bindings for EETI touchscreen controller
-
-Required properties:
-- compatible: should be "eeti,exc3000-i2c"
-- reg: I2C address of the chip. Should be set to <0xa>
-- interrupts: interrupt to which the chip is connected
-
-Optional properties:
-- attn-gpios: A handle to a GPIO to check whether interrupt is still
- latched. This is necessary for platforms that lack
- support for level-triggered IRQs.
-
-The following optional properties described in touchscreen.txt are
-also supported:
-
-- touchscreen-inverted-x
-- touchscreen-inverted-y
-- touchscreen-swapped-x-y
-
-Example:
-
-i2c-master {
- touchscreen@a {
- compatible = "eeti,exc3000-i2c";
- reg = <0xa>;
- interrupt-parent = <&gpio>;
- interrupts = <123 IRQ_TYPE_EDGE_RISING>;
- attn-gpios = <&gpio 123 GPIO_ACTIVE_HIGH>;
- };
-};
--
2.43.0
base-commit: 8b789f2b7602a818e7c7488c74414fae21392b63
branch: drop-touchscreen.txt
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