From: Dario Binacchi <dario.binacchi@amarulasolutions.com>
To: linux-kernel@vger.kernel.org
Cc: linux-amarula@amarulasolutions.com,
sebastian.reichel@collabora.com,
Dario Binacchi <dario.binacchi@amarulasolutions.com>,
Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
Conor Dooley <conor+dt@kernel.org>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Eric Anholt <eric@anholt.net>,
Florian Fainelli <florian.fainelli@broadcom.com>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Ray Jui <rjui@broadcom.com>, Rob Herring <robh@kernel.org>,
Scott Branden <sbranden@broadcom.com>,
Stefan Wahren <wahrenst@gmx.net>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-input@vger.kernel.org,
linux-rpi-kernel@lists.infradead.org
Subject: [PATCH v6 2/3] dt-bindings: arm: bcm: raspberrypi,bcm2835-firmware: Add touchscreen child node
Date: Sun, 21 Sep 2025 19:33:43 +0200 [thread overview]
Message-ID: <20250921173353.2641438-2-dario.binacchi@amarulasolutions.com> (raw)
In-Reply-To: <20250921173353.2641438-1-dario.binacchi@amarulasolutions.com>
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
next parent reply other threads:[~2025-09-21 17:34 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20250921173353.2641438-1-dario.binacchi@amarulasolutions.com>
2025-09-21 17:33 ` Dario Binacchi [this message]
2025-09-22 20:53 ` [PATCH v6 2/3] dt-bindings: arm: bcm: raspberrypi,bcm2835-firmware: Add touchscreen child node Rob Herring
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