| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/sound/renesas,fsi.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Renesas FIFO-buffered Serial Interface (FSI) |
| 8 | |
| 9 | maintainers: |
| 10 | - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: dai-common.yaml# |
| 14 | |
| 15 | properties: |
| 16 | $nodename: |
| 17 | pattern: "^sound@.*" |
| 18 | |
| 19 | compatible: |
| 20 | oneOf: |
| 21 | # for FSI2 SoC |
| 22 | - items: |
| 23 | - enum: |
| 24 | - renesas,fsi2-sh73a0 # SH-Mobile AG5 |
| 25 | - renesas,fsi2-r8a7740 # R-Mobile A1 |
| 26 | - enum: |
| 27 | - renesas,sh_fsi2 |
| 28 | # for Generic |
| 29 | - items: |
| 30 | - enum: |
| 31 | - renesas,sh_fsi |
| 32 | - renesas,sh_fsi2 |
| 33 | |
| 34 | reg: |
| 35 | maxItems: 1 |
| 36 | |
| 37 | interrupts: |
| 38 | maxItems: 1 |
| 39 | |
| 40 | clocks: |
| 41 | maxItems: 1 |
| 42 | |
| 43 | power-domains: |
| 44 | maxItems: 1 |
| 45 | |
| 46 | '#sound-dai-cells': |
| 47 | const: 1 |
| 48 | |
| 49 | patternProperties: |
| 50 | "^fsi(a|b),spdif-connection$": |
| 51 | $ref: /schemas/types.yaml#/definitions/flag |
| 52 | description: FSI is connected by S/PDIF |
| 53 | |
| 54 | "^fsi(a|b),stream-mode-support$": |
| 55 | $ref: /schemas/types.yaml#/definitions/flag |
| 56 | description: FSI supports 16bit stream mode |
| 57 | |
| 58 | "^fsi(a|b),use-internal-clock$": |
| 59 | $ref: /schemas/types.yaml#/definitions/flag |
| 60 | description: FSI uses internal clock when master mode |
| 61 | |
| 62 | required: |
| 63 | - compatible |
| 64 | - reg |
| 65 | - interrupts |
| 66 | - clocks |
| 67 | - power-domains |
| 68 | - '#sound-dai-cells' |
| 69 | |
| 70 | unevaluatedProperties: false |
| 71 | |
| 72 | examples: |
| 73 | - | |
| 74 | #include <dt-bindings/clock/r8a7740-clock.h> |
| 75 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 76 | sh_fsi2: sound@fe1f0000 { |
| 77 | compatible = "renesas,fsi2-r8a7740", "renesas,sh_fsi2"; |
| 78 | reg = <0xfe1f0000 0x400>; |
| 79 | interrupts = <GIC_SPI 9 0x4>; |
| 80 | clocks = <&mstp3_clks R8A7740_CLK_FSI>; |
| 81 | power-domains = <&pd_a4mp>; |
| 82 | |
| 83 | #sound-dai-cells = <1>; |
| 84 | fsia,spdif-connection; |
| 85 | fsia,stream-mode-support; |
| 86 | fsia,use-internal-clock; |
| 87 | }; |