| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/mailbox/sprd-mailbox.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Spreadtrum mailbox controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Orson Zhai <orsonzhai@gmail.com> |
| 11 | - Baolin Wang <baolin.wang7@gmail.com> |
| 12 | - Chunyan Zhang <zhang.lyra@gmail.com> |
| 13 | |
| 14 | properties: |
| 15 | compatible: |
| 16 | enum: |
| 17 | - sprd,sc9860-mailbox |
| 18 | - sprd,sc9863a-mailbox |
| 19 | |
| 20 | reg: |
| 21 | items: |
| 22 | - description: inbox registers' base address |
| 23 | - description: outbox registers' base address |
| 24 | |
| 25 | interrupts: |
| 26 | minItems: 2 |
| 27 | maxItems: 3 |
| 28 | |
| 29 | interrupt-names: |
| 30 | minItems: 2 |
| 31 | items: |
| 32 | - const: inbox |
| 33 | - const: outbox |
| 34 | - const: supp-outbox |
| 35 | |
| 36 | clocks: |
| 37 | maxItems: 1 |
| 38 | |
| 39 | clock-names: |
| 40 | items: |
| 41 | - const: enable |
| 42 | |
| 43 | "#mbox-cells": |
| 44 | const: 1 |
| 45 | |
| 46 | required: |
| 47 | - compatible |
| 48 | - reg |
| 49 | - interrupts |
| 50 | - interrupt-names |
| 51 | - "#mbox-cells" |
| 52 | - clocks |
| 53 | - clock-names |
| 54 | |
| 55 | additionalProperties: false |
| 56 | |
| 57 | examples: |
| 58 | - | |
| 59 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 60 | mailbox: mailbox@400a0000 { |
| 61 | compatible = "sprd,sc9860-mailbox"; |
| 62 | reg = <0x400a0000 0x8000>, <0x400a8000 0x8000>; |
| 63 | #mbox-cells = <1>; |
| 64 | clock-names = "enable"; |
| 65 | clocks = <&aon_gate 53>; |
| 66 | interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>; |
| 67 | interrupt-names = "inbox", "outbox"; |
| 68 | }; |
| 69 | ... |