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-rw-r--r--Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml24
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
index cec540c052b6..b48ed875eb8e 100644
--- a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
+++ b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
@@ -22,6 +22,25 @@ properties:
Phandle to the firmware device's Mailbox.
(See: ../mailbox/mailbox.txt for more information)
+ clocks:
+ type: object
+
+ properties:
+ compatible:
+ const: raspberrypi,firmware-clocks
+
+ "#clock-cells":
+ const: 1
+ description: >
+ The argument is the ID of the clocks contained by the
+ firmware messages.
+
+ required:
+ - compatible
+ - "#clock-cells"
+
+ additionalProperties: false
+
required:
- compatible
- mboxes
@@ -31,5 +50,10 @@ examples:
firmware {
compatible = "raspberrypi,bcm2835-firmware", "simple-bus";
mboxes = <&mailbox>;
+
+ firmware_clocks: clocks {
+ compatible = "raspberrypi,firmware-clocks";
+ #clock-cells = <1>;
+ };
};
...