renesas,rz-ssi.yaml

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    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 
    7 title: Renesas RZ/{G2L,V2L} ASoC Sound Serial Interface (SSIF-2)
    8 
    9 maintainers:
   10   - Biju Das <biju.das.jz@bp.renesas.com>
   11 
   12 properties:
   13   compatible:
   14     items:
   15       - enum:
   16           - renesas,r9a07g043-ssi  # RZ/G2UL
   17           - renesas,r9a07g044-ssi  # RZ/G2{L,LC}
   18           - renesas,r9a07g054-ssi  # RZ/V2L
   19       - const: renesas,rz-ssi
   20 
   21   reg:
   22     maxItems: 1
   23 
   24   interrupts:
   25     maxItems: 4
   26 
   27   interrupt-names:
   28     items:
   29       - const: int_req
   30       - const: dma_rx
   31       - const: dma_tx
   32       - const: dma_rt
   33 
   34   clocks:
   35     maxItems: 4
   36 
   37   clock-names:
   38     items:
   39       - const: ssi
   40       - const: ssi_sfr
   41       - const: audio_clk1
   42       - const: audio_clk2
   43 
   44   power-domains:
   45     maxItems: 1
   46 
   47   resets:
   48     maxItems: 1
   49 
   50   dmas:
   51     minItems: 1
   52     maxItems: 2
   53     description:
   54       The first cell represents a phandle to dmac.
   55       The second cell specifies the encoded MID/RID values of the SSI port
   56       connected to the DMA client and the slave channel configuration
   57       parameters.
   58       bits[0:9]   - Specifies MID/RID value of a SSI channel as below
   59                     MID/RID value of SSI rx0 = 0x256
   60                     MID/RID value of SSI tx0 = 0x255
   61                     MID/RID value of SSI rx1 = 0x25a
   62                     MID/RID value of SSI tx1 = 0x259
   63                     MID/RID value of SSI rt2 = 0x25f
   64                     MID/RID value of SSI rx3 = 0x262
   65                     MID/RID value of SSI tx3 = 0x261
   66       bit[10]     - HIEN = 1, Detects a request in response to the rising edge
   67                     of the signal
   68       bit[11]     - LVL = 0, Detects based on the edge
   69       bits[12:14] - AM = 2, Bus cycle mode
   70       bit[15]     - TM = 0, Single transfer mode
   71 
   72   dma-names:
   73     oneOf:
   74       - items:
   75           - const: tx
   76           - const: rx
   77       - items:
   78           - const: rt
   79 
   80   '#sound-dai-cells':
   81     const: 0
   82 
   83 required:
   84   - compatible
   85   - reg
   86   - interrupts
   87   - interrupt-names
   88   - clocks
   89   - clock-names
   90   - resets
   91   - '#sound-dai-cells'
   92 
   93 additionalProperties: false
   94 
   95 examples:
   96   - |
   97     #include <dt-bindings/interrupt-controller/arm-gic.h>
   98     #include <dt-bindings/clock/r9a07g044-cpg.h>
   99 
  100     ssi0: ssi@10049c00 {
  101         compatible = "renesas,r9a07g044-ssi",
  102                      "renesas,rz-ssi";
  103             reg = <0x10049c00 0x400>;
  104             interrupts = <GIC_SPI 326 IRQ_TYPE_LEVEL_HIGH>,
  105                          <GIC_SPI 327 IRQ_TYPE_EDGE_RISING>,
  106                          <GIC_SPI 328 IRQ_TYPE_EDGE_RISING>,
  107                          <GIC_SPI 329 IRQ_TYPE_EDGE_RISING>;
  108             interrupt-names = "int_req", "dma_rx", "dma_tx", "dma_rt";
  109             clocks = <&cpg CPG_MOD R9A07G044_SSI0_PCLK2>,
  110                      <&cpg CPG_MOD R9A07G044_SSI0_PCLK_SFR>,
  111                      <&audio_clk1>,
  112                      <&audio_clk2>;
  113             clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2";
  114             power-domains = <&cpg>;
  115             resets = <&cpg R9A07G044_SSI0_RST_M2_REG>;
  116             dmas = <&dmac 0x2655>,
  117                    <&dmac 0x2656>;
  118             dma-names = "tx", "rx";
  119             #sound-dai-cells = <0>;
  120     };

Cache object: 72c9b86ec213c105f3edd95ddc66c2ff

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/sound/renesas,rz-ssi.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/sound/renesas,rz-ssi.yaml