linuxdebug/Documentation/devicetree/bindings/auxdisplay/img,ascii-lcd.yaml

56 lines
972 B
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/auxdisplay/img,ascii-lcd.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: ASCII LCD displays on Imagination Technologies boards
maintainers:
- Paul Burton <paulburton@kernel.org>
properties:
compatible:
enum:
- img,boston-lcd
- mti,malta-lcd
- mti,sead3-lcd
reg:
maxItems: 1
offset:
$ref: /schemas/types.yaml#/definitions/uint32
description:
Offset in bytes to the LCD registers within the system controller
required:
- compatible
oneOf:
- required:
- reg
- required:
- offset
if:
properties:
compatible:
contains:
const: img,boston-lcd
then:
required:
- reg
else:
required:
- offset
additionalProperties: false
examples:
- |
lcd: lcd@17fff000 {
compatible = "img,boston-lcd";
reg = <0x17fff000 0x8>;
};