allwinner,sun6i-a31-spi.yaml

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    1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/spi/allwinner,sun6i-a31-spi.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A31 SPI Controller Device Tree Bindings
    8 
    9 allOf:
   10   - $ref: "spi-controller.yaml"
   11 
   12 maintainers:
   13   - Chen-Yu Tsai <wens@csie.org>
   14   - Maxime Ripard <mripard@kernel.org>
   15 
   16 properties:
   17   "#address-cells": true
   18   "#size-cells": true
   19 
   20   compatible:
   21     oneOf:
   22       - const: allwinner,sun6i-a31-spi
   23       - const: allwinner,sun8i-h3-spi
   24       - items:
   25           - enum:
   26               - allwinner,sun8i-r40-spi
   27               - allwinner,sun50i-h6-spi
   28               - allwinner,sun50i-h616-spi
   29               - allwinner,suniv-f1c100s-spi
   30           - const: allwinner,sun8i-h3-spi
   31 
   32   reg:
   33     maxItems: 1
   34 
   35   interrupts:
   36     maxItems: 1
   37 
   38   clocks:
   39     items:
   40       - description: Bus Clock
   41       - description: Module Clock
   42 
   43   clock-names:
   44     items:
   45       - const: ahb
   46       - const: mod
   47 
   48   resets:
   49     maxItems: 1
   50 
   51   dmas:
   52     items:
   53       - description: RX DMA Channel
   54       - description: TX DMA Channel
   55 
   56   dma-names:
   57     items:
   58       - const: rx
   59       - const: tx
   60 
   61   num-cs: true
   62 
   63 patternProperties:
   64   "^.*@[0-9a-f]+":
   65     type: object
   66     properties:
   67       reg:
   68         items:
   69           minimum: 0
   70           maximum: 4
   71 
   72       spi-rx-bus-width:
   73         const: 1
   74 
   75       spi-tx-bus-width:
   76         const: 1
   77 
   78 required:
   79   - compatible
   80   - reg
   81   - interrupts
   82   - clocks
   83   - clock-names
   84 
   85 additionalProperties: false
   86 
   87 examples:
   88   - |
   89     spi1: spi@1c69000 {
   90         compatible = "allwinner,sun6i-a31-spi";
   91         reg = <0x01c69000 0x1000>;
   92         interrupts = <0 66 4>;
   93         clocks = <&ahb1_gates 21>, <&spi1_clk>;
   94         clock-names = "ahb", "mod";
   95         resets = <&ahb1_rst 21>;
   96         #address-cells = <1>;
   97         #size-cells = <0>;
   98     };
   99 
  100   - |
  101     spi0: spi@1c68000 {
  102         compatible = "allwinner,sun8i-h3-spi";
  103         reg = <0x01c68000 0x1000>;
  104         interrupts = <0 65 4>;
  105         clocks = <&ccu 30>, <&ccu 82>;
  106         clock-names = "ahb", "mod";
  107         dmas = <&dma 23>, <&dma 23>;
  108         dma-names = "rx", "tx";
  109         resets = <&ccu 15>;
  110         #address-cells = <1>;
  111         #size-cells = <0>;
  112     };
  113 
  114 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/spi/allwinner,sun6i-a31-spi.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/spi/allwinner,sun6i-a31-spi.yaml