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Subject[PATCH 4/5] Documentation: bindings/mfd: sensehat: Raspberry Pi Sense HAT device tree binding
Date
This patch adds the device tree binding
for the Sense HAT in yaml form.

Signed-off-by: Charles Mirabile <cmirabil@redhat.com>
Signed-off-by: Mwesigwa Guma <mguma@redhat.com>
Signed-off-by: Joel Savitz <jsavitz@redhat.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@redhat.com>
+ - Mwesigwa Guma <mguma@redhat.com>
+ - Joel Savitz <jsavitz@redhat.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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