| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/auxdisplay/img,ascii-lcd.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: ASCII LCD displays on Imagination Technologies boards |
| 8 | |
| 9 | maintainers: |
| 10 | - Paul Burton <paulburton@kernel.org> |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | enum: |
| 15 | - img,boston-lcd |
| 16 | - mti,malta-lcd |
| 17 | - mti,sead3-lcd |
| 18 | |
| 19 | reg: |
| 20 | maxItems: 1 |
| 21 | |
| 22 | offset: |
| 23 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 24 | description: |
| 25 | Offset in bytes to the LCD registers within the system controller |
| 26 | |
| 27 | required: |
| 28 | - compatible |
| 29 | |
| 30 | oneOf: |
| 31 | - required: |
| 32 | - reg |
| 33 | - required: |
| 34 | - offset |
| 35 | |
| 36 | if: |
| 37 | properties: |
| 38 | compatible: |
| 39 | contains: |
| 40 | const: img,boston-lcd |
| 41 | then: |
| 42 | required: |
| 43 | - reg |
| 44 | else: |
| 45 | required: |
| 46 | - offset |
| 47 | |
| 48 | additionalProperties: false |
| 49 | |
| 50 | examples: |
| 51 | - | |
| 52 | lcd: lcd@17fff000 { |
| Tom Rini | 6bb92fc | 2024-05-20 09:54:58 -0600 | [diff] [blame] | 53 | compatible = "img,boston-lcd"; |
| 54 | reg = <0x17fff000 0x8>; |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 55 | }; |