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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/st,stm32-ltdc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: STMicroelectronics STM32 lcd-tft display controller
maintainers:
- Philippe Cornu <philippe.cornu@st.com>
- Yannick Fertre <yannick.fertre@st.com>
properties:
compatible:
const: st,stm32-ltdc
reg:
maxItems: 1
interrupts:
items:
- description: events interrupt line.
- description: errors interrupt line.
minItems: 1
maxItems: 2
clocks:
maxItems: 1
clock-names:
items:
- const: lcd
resets:
maxItems: 1
port:
$ref: /schemas/graph.yaml#/properties/port
description: |
Video port for DPI RGB output.
ltdc has one video port with up to 2 endpoints:
- for external dpi rgb panel or bridge, using gpios.
- for internal dpi input of the MIPI DSI host controller.
Note: These 2 endpoints cannot be activated simultaneously.
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- resets
- port
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/stm32mp1-clks.h>
#include <dt-bindings/reset/stm32mp1-resets.h>
ltdc: display-controller@40016800 {
compatible = "st,stm32-ltdc";
reg = <0x5a001000 0x400>;
interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rcc LTDC_PX>;
clock-names = "lcd";
resets = <&rcc LTDC_R>;
port {
ltdc_out_dsi: endpoint {
remote-endpoint = <&dsi_in>;
};
};
};
...
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