* [PATCH 1/1] dt-bindings: input: touchscreen: convert tsc2007.txt to yaml format
@ 2025-05-29 19:32 Frank Li
2025-06-05 22:07 ` Rob Herring (Arm)
2025-07-01 18:13 ` Dmitry Torokhov
0 siblings, 2 replies; 3+ messages in thread
From: Frank Li @ 2025-05-29 19:32 UTC (permalink / raw)
To: Dmitry Torokhov, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
open list:INPUT (KEYBOARD, MOUSE, JOYSTICK, TOUCHSCREEN)...,
open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
open list
Cc: imx
Convert tsc2007.txt to yaml format.
Additional changes:
- add pendown-gpio property to match existed dts.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
.../input/touchscreen/ti.tsc2007.yaml | 75 +++++++++++++++++++
.../bindings/input/touchscreen/tsc2007.txt | 39 ----------
2 files changed, 75 insertions(+), 39 deletions(-)
create mode 100644 Documentation/devicetree/bindings/input/touchscreen/ti.tsc2007.yaml
delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/tsc2007.txt
diff --git a/Documentation/devicetree/bindings/input/touchscreen/ti.tsc2007.yaml b/Documentation/devicetree/bindings/input/touchscreen/ti.tsc2007.yaml
new file mode 100644
index 0000000000000..8bb4bc7df4faf
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/ti.tsc2007.yaml
@@ -0,0 +1,75 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/ti.tsc2007.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments tsc2007 touchscreen controller
+
+maintainers:
+ - Frank Li <Frank.Li@nxp.com>
+
+properties:
+ compatible:
+ const: ti,tsc2007
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ ti,x-plate-ohms:
+ description: X-plate resistance in ohms.
+
+ gpios: true
+
+ pendown-gpio: true
+
+ ti,max-rt:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: maximum pressure.
+
+ ti,fuzzx:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ specifies the absolute input fuzz x value.
+ If set, it will permit noise in the data up to +- the value given to the fuzz
+ parameter, that is used to filter noise from the event stream.
+
+ ti,fuzzy:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: specifies the absolute input fuzz y value.
+
+ ti,fuzzz:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: specifies the absolute input fuzz z value.
+
+ ti,poll-period:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ how much time to wait (in milliseconds) before reading again the
+ values from the tsc2007.
+
+required:
+ - compatible
+ - reg
+ - ti,x-plate-ohms
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touch@49 {
+ compatible = "ti,tsc2007";
+ reg = <0x49>;
+ interrupt-parent = <&gpio4>;
+ interrupts = <0x0 0x8>;
+ gpios = <&gpio4 0 0>;
+ ti,x-plate-ohms = <180>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/input/touchscreen/tsc2007.txt b/Documentation/devicetree/bindings/input/touchscreen/tsc2007.txt
deleted file mode 100644
index 210486a3fb11e..0000000000000
--- a/Documentation/devicetree/bindings/input/touchscreen/tsc2007.txt
+++ /dev/null
@@ -1,39 +0,0 @@
-* Texas Instruments tsc2007 touchscreen controller
-
-Required properties:
-- compatible: must be "ti,tsc2007".
-- reg: I2C address of the chip.
-- ti,x-plate-ohms: X-plate resistance in ohms.
-
-Optional properties:
-- gpios: the interrupt gpio the chip is connected to (through the penirq pin).
- The penirq pin goes to low when the panel is touched.
- (see GPIO binding[1] for more details).
-- interrupts: (gpio) interrupt to which the chip is connected
- (see interrupt binding[0]).
-- ti,max-rt: maximum pressure.
-- ti,fuzzx: specifies the absolute input fuzz x value.
- If set, it will permit noise in the data up to +- the value given to the fuzz
- parameter, that is used to filter noise from the event stream.
-- ti,fuzzy: specifies the absolute input fuzz y value.
-- ti,fuzzz: specifies the absolute input fuzz z value.
-- ti,poll-period: how much time to wait (in milliseconds) before reading again the
- values from the tsc2007.
-
-[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
-[1]: Documentation/devicetree/bindings/gpio/gpio.txt
-
-Example:
- &i2c1 {
- /* ... */
- tsc2007@49 {
- compatible = "ti,tsc2007";
- reg = <0x49>;
- interrupt-parent = <&gpio4>;
- interrupts = <0x0 0x8>;
- gpios = <&gpio4 0 0>;
- ti,x-plate-ohms = <180>;
- };
-
- /* ... */
- };
--
2.34.1
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH 1/1] dt-bindings: input: touchscreen: convert tsc2007.txt to yaml format
2025-05-29 19:32 [PATCH 1/1] dt-bindings: input: touchscreen: convert tsc2007.txt to yaml format Frank Li
@ 2025-06-05 22:07 ` Rob Herring (Arm)
2025-07-01 18:13 ` Dmitry Torokhov
1 sibling, 0 replies; 3+ messages in thread
From: Rob Herring (Arm) @ 2025-06-05 22:07 UTC (permalink / raw)
To: Frank Li
Cc: linux-input, devicetree, Conor Dooley, Krzysztof Kozlowski,
linux-kernel, imx, Dmitry Torokhov
On Thu, 29 May 2025 15:32:35 -0400, Frank Li wrote:
> Convert tsc2007.txt to yaml format.
>
> Additional changes:
> - add pendown-gpio property to match existed dts.
>
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> ---
> .../input/touchscreen/ti.tsc2007.yaml | 75 +++++++++++++++++++
> .../bindings/input/touchscreen/tsc2007.txt | 39 ----------
> 2 files changed, 75 insertions(+), 39 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/input/touchscreen/ti.tsc2007.yaml
> delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/tsc2007.txt
>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH 1/1] dt-bindings: input: touchscreen: convert tsc2007.txt to yaml format
2025-05-29 19:32 [PATCH 1/1] dt-bindings: input: touchscreen: convert tsc2007.txt to yaml format Frank Li
2025-06-05 22:07 ` Rob Herring (Arm)
@ 2025-07-01 18:13 ` Dmitry Torokhov
1 sibling, 0 replies; 3+ messages in thread
From: Dmitry Torokhov @ 2025-07-01 18:13 UTC (permalink / raw)
To: Frank Li
Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley,
open list:INPUT (KEYBOARD, MOUSE, JOYSTICK, TOUCHSCREEN)...,
open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
open list, imx
On Thu, May 29, 2025 at 03:32:35PM -0400, Frank Li wrote:
> Convert tsc2007.txt to yaml format.
>
> Additional changes:
> - add pendown-gpio property to match existed dts.
>
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
Applied, thank you.
--
Dmitry
^ permalink raw reply [flat|nested] 3+ messages in thread
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2025-05-29 19:32 [PATCH 1/1] dt-bindings: input: touchscreen: convert tsc2007.txt to yaml format Frank Li
2025-06-05 22:07 ` Rob Herring (Arm)
2025-07-01 18:13 ` Dmitry Torokhov
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