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openmptcprouter/root/target/linux/bcm27xx/patches-5.15/950-0424-dt-bindings-display-vc4-Add-phandle-to-the-firmware.patch
Ycarus (Yannick Chabanois) 07d07219be Update bcm27xx 5.15 patches
2022-04-22 17:00:47 +02:00

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From 12795909c4956c70c1d3a1517c620b27d51974ea Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime@cerno.tech>
Date: Wed, 23 Jun 2021 11:48:35 +0200
Subject: [PATCH 424/828] dt-bindings: display: vc4: Add phandle to the
firmware
The vc4 driver will need to tell the firmware that it takes over the
display for the firmware to free its resources (lower the clock, free
some memory, etc.)
Let's add an optional phandle to our firmware node.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
.../devicetree/bindings/display/brcm,bcm2835-vc4.yaml | 5 +++++
1 file changed, 5 insertions(+)
--- a/Documentation/devicetree/bindings/display/brcm,bcm2835-vc4.yaml
+++ b/Documentation/devicetree/bindings/display/brcm,bcm2835-vc4.yaml
@@ -21,6 +21,11 @@ properties:
- brcm,bcm2835-vc4
- brcm,cygnus-vc4
+ raspberrypi,firmware:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: >
+ Phandle to the mailbox node to communicate with the firmware.
+
required:
- compatible