| 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/serio/arm,pl050.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Arm Ltd. PrimeCell PL050 PS/2 Keyboard/Mouse Interface |
| 8 | |
| 9 | maintainers: |
| 10 | - Andre Przywara <andre.przywara@arm.com> |
| 11 | |
| 12 | description: |
| 13 | The Arm PrimeCell PS2 Keyboard/Mouse Interface (KMI) is an AMBA compliant |
| 14 | peripheral that can be used to implement a keyboard or mouse interface that |
| 15 | is IBM PS2 or AT compatible. |
| 16 | |
| 17 | # We need a select here so we don't match all nodes with 'arm,primecell' |
| 18 | select: |
| 19 | properties: |
| 20 | compatible: |
| 21 | contains: |
| 22 | const: arm,pl050 |
| 23 | required: |
| 24 | - compatible |
| 25 | |
| 26 | properties: |
| 27 | compatible: |
| 28 | items: |
| 29 | - const: arm,pl050 |
| 30 | - const: arm,primecell |
| 31 | |
| 32 | reg: |
| 33 | maxItems: 1 |
| 34 | |
| 35 | interrupts: |
| 36 | maxItems: 1 |
| 37 | |
| 38 | clocks: |
| 39 | items: |
| 40 | - description: KMI reference clock, used to generate the bus timing |
| 41 | - description: APB register access clock |
| 42 | |
| 43 | clock-names: |
| 44 | items: |
| 45 | - const: KMIREFCLK |
| 46 | - const: apb_pclk |
| 47 | |
| 48 | required: |
| 49 | - compatible |
| 50 | - reg |
| 51 | - interrupts |
| 52 | - clocks |
| 53 | - clock-names |
| 54 | |
| 55 | additionalProperties: false |
| 56 | |
| 57 | examples: |
| 58 | - | |
| 59 | serio@70000 { |
| 60 | compatible = "arm,pl050", "arm,primecell"; |
| 61 | reg = <0x070000 0x1000>; |
| 62 | interrupts = <8>; |
| 63 | clocks = <&mb_clk24mhz>, <&soc_smc50mhz>; |
| 64 | clock-names = "KMIREFCLK", "apb_pclk"; |
| 65 | }; |
| 66 | |
| 67 | ... |