* [PATCH v6 2/3] dt-bindings: arm: bcm: raspberrypi,bcm2835-firmware: Add touchscreen child node
[not found] <20250921173353.2641438-1-dario.binacchi@amarulasolutions.com>
@ 2025-09-21 17:33 ` Dario Binacchi
2025-09-22 20:53 ` Rob Herring
0 siblings, 1 reply; 2+ messages in thread
From: Dario Binacchi @ 2025-09-21 17:33 UTC (permalink / raw)
To: linux-kernel
Cc: linux-amarula, sebastian.reichel, Dario Binacchi,
Broadcom internal kernel review list, Conor Dooley,
Dmitry Torokhov, Eric Anholt, Florian Fainelli,
Krzysztof Kozlowski, Ray Jui, Rob Herring, Scott Branden,
Stefan Wahren, devicetree, linux-arm-kernel, linux-input,
linux-rpi-kernel
Convert Raspberry Pi firmware 7" touchscreen controller device tree
binding to json-schema.
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
---
(no changes since v5)
Changes in v5:
- Move bindings into raspberrypi,bcm2835-firmware.yaml
- Remove raspberrypi,firmware-ts.yaml
- Update the commit message
Changes in v3:
- Drop firmware-rpi node and use only touchscreen node to fix warnings
you can see in
https://patchwork.ozlabs.org/project/devicetree-bindings/patch/20250913092707.1005616-3-dario.binacchi@amarulasolutions.com/
Changes in v2:
- Added in v2
.../arm/bcm/raspberrypi,bcm2835-firmware.yaml | 27 +++++++++++++++++++
.../touchscreen/raspberrypi,firmware-ts.txt | 26 ------------------
2 files changed, 27 insertions(+), 26 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
diff --git a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
index 1f84407a73e4..044544c17e8e 100644
--- a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
+++ b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
@@ -103,6 +103,27 @@ properties:
- compatible
- "#pwm-cells"
+ touchscreen:
+ type: object
+ additionalProperties: false
+
+ properties:
+ compatible:
+ const: raspberrypi,firmware-ts
+
+ firmware:
+ deprecated: true
+ description: Phandle to RPi's firmware device node.
+
+ touchscreen-size-x: true
+ touchscreen-size-y: true
+ touchscreen-inverted-x: true
+ touchscreen-inverted-y: true
+ touchscreen-swapped-x-y: true
+
+ required:
+ - compatible
+
required:
- compatible
- mboxes
@@ -135,5 +156,11 @@ examples:
compatible = "raspberrypi,firmware-poe-pwm";
#pwm-cells = <2>;
};
+
+ ts: touchscreen {
+ compatible = "raspberrypi,firmware-ts";
+ touchscreen-size-x = <800>;
+ touchscreen-size-y = <480>;
+ };
};
...
diff --git a/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt b/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
deleted file mode 100644
index 2a1af240ccc3..000000000000
--- a/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
+++ /dev/null
@@ -1,26 +0,0 @@
-Raspberry Pi firmware based 7" touchscreen
-=====================================
-
-Required properties:
- - compatible: "raspberrypi,firmware-ts"
-
-Optional properties:
- - firmware: Reference to RPi's firmware device node
- - touchscreen-size-x: See touchscreen.txt
- - touchscreen-size-y: See touchscreen.txt
- - touchscreen-inverted-x: See touchscreen.txt
- - touchscreen-inverted-y: See touchscreen.txt
- - touchscreen-swapped-x-y: See touchscreen.txt
-
-Example:
-
-firmware: firmware-rpi {
- compatible = "raspberrypi,bcm2835-firmware";
- mboxes = <&mailbox>;
-
- ts: touchscreen {
- compatible = "raspberrypi,firmware-ts";
- touchscreen-size-x = <800>;
- touchscreen-size-y = <480>;
- };
-};
--
2.43.0
base-commit: f975f08c2e899ae2484407d7bba6bb7f8b6d9d40
branch: drop-touchscreen.txt
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v6 2/3] dt-bindings: arm: bcm: raspberrypi,bcm2835-firmware: Add touchscreen child node
2025-09-21 17:33 ` [PATCH v6 2/3] dt-bindings: arm: bcm: raspberrypi,bcm2835-firmware: Add touchscreen child node Dario Binacchi
@ 2025-09-22 20:53 ` Rob Herring
0 siblings, 0 replies; 2+ messages in thread
From: Rob Herring @ 2025-09-22 20:53 UTC (permalink / raw)
To: Dario Binacchi
Cc: linux-kernel, linux-amarula, sebastian.reichel,
Broadcom internal kernel review list, Conor Dooley,
Dmitry Torokhov, Eric Anholt, Florian Fainelli,
Krzysztof Kozlowski, Ray Jui, Scott Branden, Stefan Wahren,
devicetree, linux-arm-kernel, linux-input, linux-rpi-kernel
On Sun, Sep 21, 2025 at 07:33:43PM +0200, Dario Binacchi wrote:
> Convert Raspberry Pi firmware 7" touchscreen controller device tree
> binding to json-schema.
>
> Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
>
> ---
>
> (no changes since v5)
>
> Changes in v5:
> - Move bindings into raspberrypi,bcm2835-firmware.yaml
> - Remove raspberrypi,firmware-ts.yaml
> - Update the commit message
>
> Changes in v3:
> - Drop firmware-rpi node and use only touchscreen node to fix warnings
> you can see in
> https://patchwork.ozlabs.org/project/devicetree-bindings/patch/20250913092707.1005616-3-dario.binacchi@amarulasolutions.com/
>
> Changes in v2:
> - Added in v2
>
> .../arm/bcm/raspberrypi,bcm2835-firmware.yaml | 27 +++++++++++++++++++
> .../touchscreen/raspberrypi,firmware-ts.txt | 26 ------------------
> 2 files changed, 27 insertions(+), 26 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
>
> diff --git a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
> index 1f84407a73e4..044544c17e8e 100644
> --- a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
> +++ b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
> @@ -103,6 +103,27 @@ properties:
> - compatible
> - "#pwm-cells"
>
> + touchscreen:
> + type: object
> + additionalProperties: false
Needs a $ref to touchscreen.yaml
> +
> + properties:
> + compatible:
> + const: raspberrypi,firmware-ts
> +
> + firmware:
> + deprecated: true
> + description: Phandle to RPi's firmware device node.
> +
> + touchscreen-size-x: true
> + touchscreen-size-y: true
> + touchscreen-inverted-x: true
> + touchscreen-inverted-y: true
> + touchscreen-swapped-x-y: true
> +
> + required:
> + - compatible
> +
> required:
> - compatible
> - mboxes
> @@ -135,5 +156,11 @@ examples:
> compatible = "raspberrypi,firmware-poe-pwm";
> #pwm-cells = <2>;
> };
> +
> + ts: touchscreen {
> + compatible = "raspberrypi,firmware-ts";
> + touchscreen-size-x = <800>;
> + touchscreen-size-y = <480>;
> + };
> };
> ...
> diff --git a/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt b/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
> deleted file mode 100644
> index 2a1af240ccc3..000000000000
> --- a/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
> +++ /dev/null
> @@ -1,26 +0,0 @@
> -Raspberry Pi firmware based 7" touchscreen
> -=====================================
> -
> -Required properties:
> - - compatible: "raspberrypi,firmware-ts"
> -
> -Optional properties:
> - - firmware: Reference to RPi's firmware device node
> - - touchscreen-size-x: See touchscreen.txt
> - - touchscreen-size-y: See touchscreen.txt
> - - touchscreen-inverted-x: See touchscreen.txt
> - - touchscreen-inverted-y: See touchscreen.txt
> - - touchscreen-swapped-x-y: See touchscreen.txt
> -
> -Example:
> -
> -firmware: firmware-rpi {
> - compatible = "raspberrypi,bcm2835-firmware";
> - mboxes = <&mailbox>;
> -
> - ts: touchscreen {
> - compatible = "raspberrypi,firmware-ts";
> - touchscreen-size-x = <800>;
> - touchscreen-size-y = <480>;
> - };
> -};
> --
> 2.43.0
>
> base-commit: f975f08c2e899ae2484407d7bba6bb7f8b6d9d40
> branch: drop-touchscreen.txt
^ permalink raw reply [flat|nested] 2+ messages in thread
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[not found] <20250921173353.2641438-1-dario.binacchi@amarulasolutions.com>
2025-09-21 17:33 ` [PATCH v6 2/3] dt-bindings: arm: bcm: raspberrypi,bcm2835-firmware: Add touchscreen child node Dario Binacchi
2025-09-22 20:53 ` Rob Herring
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