Documentation/devicetree/bindings/spi/renesas,hspi.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/spi/renesas,hspi.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas HSPI
   8
   9 maintainers:
  10   - Geert Uytterhoeven <geert+renesas@glider.be>
  11
  12 allOf:
  13   - $ref: spi-controller.yaml#
  14
  15 properties:
  16   compatible:
  17     items:
  18       - enum:
  19         - renesas,hspi-r8a7778 # R-Car M1A
  20         - renesas,hspi-r8a7779 # R-Car H1
  21       - const: renesas,hspi
  22
  23   reg:
  24     maxItems: 1
  25
  26   interrupts:
  27     maxItems: 1
  28
  29   clocks:
  30     maxItems: 1
  31
  32   power-domains:
  33     maxItems: 1
  34
  35 required:
  36   - compatible
  37   - reg
  38   - interrupts
  39   - clocks
  40   - '#address-cells'
  41   - '#size-cells'
  42
  43 examples:
  44   - |
  45     #include <dt-bindings/clock/r8a7778-clock.h>
  46     #include <dt-bindings/interrupt-controller/irq.h>
  47
  48     hspi0: spi@fffc7000 {
  49         compatible = "renesas,hspi-r8a7778", "renesas,hspi";
  50         reg = <0xfffc7000 0x18>;
  51         interrupts = <0 63 IRQ_TYPE_LEVEL_HIGH>;
  52         clocks = <&mstp0_clks R8A7778_CLK_HSPI>;
  53         power-domains = <&cpg_clocks>;
  54         #address-cells = <1>;
  55         #size-cells = <0>;
  56     };
  57