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Date: Fri, 29 Oct 2021 17:55:15 -0400 From: Charles Mirabile <cmirabil@...hat.com> To: linux-kernel@...r.kernel.org Cc: Charles Mirabile <cmirabil@...hat.com>, Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org, Serge Schneider <serge@...pberrypi.org>, Stefan Wahren <stefan.wahren@...e.com>, Nicolas Saenz Julienne <nsaenzju@...hat.com>, linux-rpi-kernel@...ts.infradead.org, fedora-rpi@...glegroups.com, Mwesigwa Guma <mguma@...hat.com>, Joel Savitz <jsavitz@...hat.com> Subject: [PATCH 4/5] Documentation: bindings/mfd: sensehat: Raspberry Pi Sense HAT device tree binding This patch adds the device tree binding for the Sense HAT in yaml form. Signed-off-by: Charles Mirabile <cmirabil@...hat.com> Signed-off-by: Mwesigwa Guma <mguma@...hat.com> Signed-off-by: Joel Savitz <jsavitz@...hat.com> --- .../bindings/mfd/raspberrypi,sensehat.yaml | 50 +++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/raspberrypi,sensehat.yaml diff --git a/Documentation/devicetree/bindings/mfd/raspberrypi,sensehat.yaml b/Documentation/devicetree/bindings/mfd/raspberrypi,sensehat.yaml new file mode 100644 index 000000000000..e00cd02a3752 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/raspberrypi,sensehat.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +$id: http://devicetree.org/schemas/mfd/raspberrypi,sensehat.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Raspberry Pi Sensehat + +maintainers: + - Charles Mirabile <cmirabil@...hat.com> + - Mwesigwa Guma <mguma@...hat.com> + - Joel Savitz <jsavitz@...hat.com> + +description: | + The Raspberry Pi Sensehat is an addon board originally developed + for the Raspberry Pi that has a joystick and an 8x8 RGB LED display + as well as several environmental sensors. It connects via i2c and + a gpio for irq. + +properties: + compatible: + oneOf: + - enum: + - raspberrypi,sensehat + - rpi,rpisense + + reg: + items: + - description: i2c bus address + + keys-int-gpios: + items: + - description: gpio pin for joystick interrupt + +required: + - compatible + - reg + - keys-int-gpios + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + sensehat@46 { + compatible = "raspberrypi,sensehat"; + reg = <0x46>; + keys-int-gpios = <&gpio 23 GPIO_ACTIVE_HIGH>; + }; + }; -- 2.31.1
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