renesas,rz-ssi.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/sound/renesas,rz-ssi.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Renesas RZ/{G2L,V2L} ASoC Sound Serial Interface (SSIF-2)
  8
  9maintainers:
 10  - Biju Das <biju.das.jz@bp.renesas.com>
 11
 12allOf:
 13  - $ref: dai-common.yaml#
 14
 15properties:
 16  compatible:
 17    items:
 18      - enum:
 19          - renesas,r9a07g043-ssi  # RZ/G2UL and RZ/Five
 20          - renesas,r9a07g044-ssi  # RZ/G2{L,LC}
 21          - renesas,r9a07g054-ssi  # RZ/V2L
 22          - renesas,r9a08g045-ssi  # RZ/G3S
 23      - const: renesas,rz-ssi
 24
 25  reg:
 26    maxItems: 1
 27
 28  interrupts:
 29    minItems: 2
 30    maxItems: 3
 31
 32  interrupt-names:
 33    oneOf:
 34      - items:
 35          - const: int_req
 36          - const: dma_rx
 37          - const: dma_tx
 38      - items:
 39          - const: int_req
 40          - const: dma_rt
 41
 42  clocks:
 43    maxItems: 4
 44
 45  clock-names:
 46    items:
 47      - const: ssi
 48      - const: ssi_sfr
 49      - const: audio_clk1
 50      - const: audio_clk2
 51
 52  power-domains:
 53    maxItems: 1
 54
 55  resets:
 56    maxItems: 1
 57
 58  dmas:
 59    minItems: 1
 60    maxItems: 2
 61
 62  dma-names:
 63    oneOf:
 64      - items:
 65          - const: tx
 66          - const: rx
 67      - items:
 68          - const: rt
 69
 70  '#sound-dai-cells':
 71    const: 0
 72
 73  port:
 74    $ref: audio-graph-port.yaml#/definitions/port-base
 75    description: Connection to controller providing I2S signals
 76
 77required:
 78  - compatible
 79  - reg
 80  - interrupts
 81  - interrupt-names
 82  - clocks
 83  - clock-names
 84  - resets
 85  - '#sound-dai-cells'
 86
 87unevaluatedProperties: false
 88
 89examples:
 90  - |
 91    #include <dt-bindings/interrupt-controller/arm-gic.h>
 92    #include <dt-bindings/clock/r9a07g044-cpg.h>
 93
 94    ssi0: ssi@10049c00 {
 95        compatible = "renesas,r9a07g044-ssi",
 96                     "renesas,rz-ssi";
 97            reg = <0x10049c00 0x400>;
 98            interrupts = <GIC_SPI 326 IRQ_TYPE_LEVEL_HIGH>,
 99                         <GIC_SPI 327 IRQ_TYPE_EDGE_RISING>,
100                         <GIC_SPI 328 IRQ_TYPE_EDGE_RISING>;
101            interrupt-names = "int_req", "dma_rx", "dma_tx";
102            clocks = <&cpg CPG_MOD R9A07G044_SSI0_PCLK2>,
103                     <&cpg CPG_MOD R9A07G044_SSI0_PCLK_SFR>,
104                     <&audio_clk1>,
105                     <&audio_clk2>;
106            clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2";
107            power-domains = <&cpg>;
108            resets = <&cpg R9A07G044_SSI0_RST_M2_REG>;
109            dmas = <&dmac 0x2655>,
110                   <&dmac 0x2656>;
111            dma-names = "tx", "rx";
112            #sound-dai-cells = <0>;
113    };