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107 lines
2.7 KiB
Diff
107 lines
2.7 KiB
Diff
From 9b6a40e7b71b4f133e1151313b38ba187764a9e9 Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Tue, 17 Mar 2020 10:53:16 +0000
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Subject: [PATCH] media: dt-bindings: media: Add binding for the
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Raspberry PI HEVC decoder
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Adds a binding for the HEVC decoder found on the BCM2711 / Raspberry Pi 4.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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.../bindings/media/rpivid_hevc.yaml | 72 +++++++++++++++++++
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MAINTAINERS | 7 ++
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2 files changed, 79 insertions(+)
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create mode 100644 Documentation/devicetree/bindings/media/rpivid_hevc.yaml
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--- /dev/null
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+++ b/Documentation/devicetree/bindings/media/rpivid_hevc.yaml
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@@ -0,0 +1,72 @@
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+# SPDX-License-Identifier: GPL-2.0-only
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+%YAML 1.2
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+---
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+$id: http://devicetree.org/schemas/media/rpivid_hevc.yaml#
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+$schema: http://devicetree.org/meta-schemas/core.yaml#
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+
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+title: Raspberry Pi HEVC Decoder
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+
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+maintainers:
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+ - Raspberry Pi <kernel-list@raspberrypi.com>
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+
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+description: |-
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+ The Camera Adaptation Layer (CAL) is a key component for image capture
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+ applications. The capture module provides the system interface and the
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+ processing capability to connect CSI2 image-sensor modules to the
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+ DRA72x device.
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+
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+properties:
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+ compatible:
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+ enum:
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+ - raspberrypi,rpivid-vid-decoder
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+
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+ reg:
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+ minItems: 2
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+ items:
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+ - description: The HEVC main register region
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+ - description: The Interrupt controller register region
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+
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+ reg-names:
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+ minItems: 2
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+ items:
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+ - const: hevc
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+ - const: intc
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+
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+ interrupts:
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+ maxItems: 1
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+
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+ clocks:
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+ items:
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+ - description: The HEVC block clock
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+
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+ clock-names:
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+ items:
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+ - const: hevc
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+
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+required:
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+ - compatible
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+ - reg
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+ - reg-names
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+ - interrupts
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+ - clocks
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+
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+additionalProperties: false
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+
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+examples:
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+ - |
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+ #include <dt-bindings/interrupt-controller/arm-gic.h>
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+
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+ video-codec@7eb10000 {
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+ compatible = "raspberrypi,rpivid-vid-decoder";
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+ reg = <0x0 0x7eb10000 0x1000>, /* INTC */
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+ <0x0 0x7eb00000 0x10000>; /* HEVC */
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+ reg-names = "intc",
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+ "hevc";
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+
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+ interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
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+
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+ clocks = <&clk 0>;
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+ clock-names = "hevc";
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+ };
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+
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+...
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--- a/MAINTAINERS
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+++ b/MAINTAINERS
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@@ -3418,6 +3418,13 @@ N: bcm113*
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N: bcm216*
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N: kona
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+BROADCOM BCM2711 HEVC DECODER
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+M: Raspberry Pi Kernel Maintenance <kernel-list@raspberrypi.com>
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+L: linux-media@vger.kernel.org
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+S: Maintained
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+F: Documentation/devicetree/bindings/media/rpivid_hevc.jaml
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+F: drivers/staging/media/rpivid
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+
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BROADCOM BCM2835 CAMERA DRIVER
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M: Dave Stevenson <dave.stevenson@raspberrypi.org>
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L: linux-media@vger.kernel.org
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