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[v2,1/2] dt-bindings: input: Add Raspberry Pi Touchscreen

Message ID 20181211112408.9524-2-nsaenzjulienne@suse.de (mailing list archive)
State Under Review
Headers show
Series input: driver for RPi's official 7" touchscreen | expand

Commit Message

Nicolas Saenz Julienne Dec. 11, 2018, 11:23 a.m. UTC 
Adds device tree documentation for Raspberry Pi's official 7"
touchscreen.

This binding is meant to be used as an overlay.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
---
 .../touchscreen/raspberrypi,firmware-ts.txt   | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt

Comments

Rob Herring (Arm) Dec. 18, 2018, 4:52 p.m. UTC | #1 
On Tue, 11 Dec 2018 12:23:53 +0100, Nicolas Saenz Julienne wrote:
> Adds device tree documentation for Raspberry Pi's official 7"
> touchscreen.
> 
> This binding is meant to be used as an overlay.
> 
> Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
> ---
>  .../touchscreen/raspberrypi,firmware-ts.txt   | 26 +++++++++++++++++++
>  1 file changed, 26 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
> 

Reviewed-by: Rob Herring <robh@kernel.org>
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Patch

diff --git a/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt b/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
new file mode 100644
index 000000000000..2a1af240ccc3
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
@@ -0,0 +1,26 @@ 
+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>;
+	};
+};