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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/renesas,rzg2l-du.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas RZ/G2L Display Unit (DU)
maintainers:
- Biju Das <biju.das.jz@bp.renesas.com>
- Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
description: |
These DT bindings describe the Display Unit embedded in the Renesas RZ/G2L
and RZ/V2L SoCs.
properties:
compatible:
oneOf:
- enum:
- renesas,r9a07g043u-du # RZ/G2UL
- renesas,r9a07g044-du # RZ/G2{L,LC}
- items:
- enum:
- renesas,r9a07g054-du # RZ/V2L
- const: renesas,r9a07g044-du # RZ/G2L fallback
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
items:
- description: Main clock
- description: Register access clock
- description: Video clock
clock-names:
items:
- const: aclk
- const: pclk
- const: vclk
resets:
maxItems: 1
power-domains:
maxItems: 1
ports:
$ref: /schemas/graph.yaml#/properties/ports
description: |
The connections to the DU output video ports are modeled using the OF
graph bindings. The number of ports and their assignment are
model-dependent. Each port shall have a single endpoint.
patternProperties:
"^port@[0-1]$":
$ref: /schemas/graph.yaml#/properties/port
unevaluatedProperties: false
unevaluatedProperties: false
renesas,vsps:
$ref: /schemas/types.yaml#/definitions/phandle-array
items:
items:
- description: phandle to VSP instance that serves the DU channel
- description: Channel index identifying the LIF instance in that VSP
description:
A list of phandle and channel index tuples to the VSPs that handle the
memory interfaces for the DU channels.
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- resets
- power-domains
- ports
- renesas,vsps
additionalProperties: false
allOf:
- if:
properties:
compatible:
contains:
const: renesas,r9a07g043u-du
then:
properties:
ports:
properties:
port@0:
description: DPI
required:
- port@0
else:
properties:
ports:
properties:
port@0:
description: DSI
port@1:
description: DPI
required:
- port@0
- port@1
examples:
# RZ/G2L DU
- |
#include <dt-bindings/clock/r9a07g044-cpg.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
display@10890000 {
compatible = "renesas,r9a07g044-du";
reg = <0x10890000 0x10000>;
interrupts = <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD R9A07G044_LCDC_CLK_A>,
<&cpg CPG_MOD R9A07G044_LCDC_CLK_P>,
<&cpg CPG_MOD R9A07G044_LCDC_CLK_D>;
clock-names = "aclk", "pclk", "vclk";
resets = <&cpg R9A07G044_LCDC_RESET_N>;
power-domains = <&cpg>;
renesas,vsps = <&vspd0 0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
endpoint {
remote-endpoint = <&dsi0_in>;
};
};
port@1 {
reg = <1>;
};
};
};
...
|
