# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id:
http://devicetree.org/schemas/display/fsl,lcdif.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: Freescale/NXP i.MX LCD Interface (LCDIF)
maintainers:
- Marek Vasut <marex@denx.de>
- Stefan Agner <stefan@agner.ch>
description: |
(e)LCDIF display controller found in the Freescale/NXP i.MX SoCs.
properties:
compatible:
oneOf:
- enum:
- fsl,imx23-lcdif
- fsl,imx28-lcdif
- fsl,imx6sx-lcdif
- fsl,imx8mp-lcdif
- fsl,imx93-lcdif
- items:
- enum:
- fsl,imx6sl-lcdif
- fsl,imx6sll-lcdif
- fsl,imx6ul-lcdif
- fsl,imx7d-lcdif
- fsl,imx8mm-lcdif
- fsl,imx8mn-lcdif
- fsl,imx8mq-lcdif
- const: fsl,imx6sx-lcdif
reg:
maxItems: 1
clocks:
items:
- description: Pixel clock
- description: Bus clock
- description: Display AXI clock
minItems: 1
clock-names:
items:
- const: pix
- const: axi
- const: disp_axi
minItems: 1
dmas:
items:
- description: DMA specifier for the RX DMA channel.
dma-names:
items:
- const: rx
interrupts:
items:
- description: LCDIF DMA interrupt
- description: LCDIF Error interrupt
minItems: 1
power-domains:
maxItems: 1
port:
$ref: /schemas/graph.yaml#/properties/port
description: The LCDIF output port
display:
$ref: /schemas/types.yaml#/definitions/phandle
description: phandle to display panel
deprecated: true
display0:
$ref: panel/panel-common.yaml#
deprecated: true
lcd-supply:
deprecated: true
required:
- compatible
- reg
- clocks
- interrupts
additionalProperties: false
allOf:
- if:
properties:
compatible:
contains:
const: fsl,imx6sx-lcdif
then:
properties:
clocks:
minItems: 2
maxItems: 3
clock-names:
minItems: 2
maxItems: 3
required:
- clock-names
- if:
properties:
compatible:
contains:
enum:
- fsl,imx8mp-lcdif
- fsl,imx93-lcdif
then:
properties:
clocks:
minItems: 3
maxItems: 3
clock-names:
minItems: 3
maxItems: 3
required:
- clock-names
- if:
not:
properties:
compatible:
contains:
enum:
- fsl,imx6sx-lcdif
- fsl,imx8mp-lcdif
- fsl,imx93-lcdif
then:
properties:
clocks:
maxItems: 1
clock-names:
maxItems: 1
- if:
properties:
compatible:
const: fsl,imx6sx-lcdif
then:
required:
- power-domains
- if:
properties:
compatible:
contains:
enum:
- fsl,imx6sl-lcdif
- fsl,imx8mm-lcdif
- fsl,imx8mn-lcdif
- fsl,imx8mp-lcdif
- fsl,imx93-lcdif
then:
required:
- power-domains
- if:
properties:
compatible:
contains:
enum:
- fsl,imx23-lcdif
then:
properties:
interrupts:
minItems: 2
maxItems: 2
else:
properties:
interrupts:
maxItems: 1
- if:
not:
properties:
compatible:
contains:
enum:
- fsl,imx28-lcdif
then:
properties:
dmas: false
dma-names: false
display: false
display0: false
lcd-supply: false
required:
- port
examples:
- |
#include <dt-bindings/clock/imx6sx-clock.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
display-controller@2220000 {
compatible = "fsl,imx6sx-lcdif";
reg = <0x02220000 0x4000>;
interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX6SX_CLK_LCDIF1_PIX>,
<&clks IMX6SX_CLK_LCDIF_APB>,
<&clks IMX6SX_CLK_DISPLAY_AXI>;
clock-names = "pix", "axi", "disp_axi";
power-domains = <&pd_disp>;
port {
endpoint {
remote-endpoint = <&panel_in>;
};
};
};
...
