mediatek,spi-mt65xx.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/spi/mediatek,spi-mt65xx.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: SPI Bus controller for MediaTek ARM SoCs
    8 
    9 maintainers:
   10   - Leilk Liu <leilk.liu@mediatek.com>
   11 
   12 allOf:
   13   - $ref: "/schemas/spi/spi-controller.yaml#"
   14 
   15 properties:
   16   compatible:
   17     oneOf:
   18       - items:
   19           - enum:
   20               - mediatek,mt7629-spi
   21               - mediatek,mt8365-spi
   22           - const: mediatek,mt7622-spi
   23       - items:
   24           - enum:
   25               - mediatek,mt8516-spi
   26           - const: mediatek,mt2712-spi
   27       - items:
   28           - enum:
   29               - mediatek,mt6779-spi
   30               - mediatek,mt8186-spi
   31               - mediatek,mt8192-spi
   32               - mediatek,mt8195-spi
   33           - const: mediatek,mt6765-spi
   34       - items:
   35           - enum:
   36               - mediatek,mt7986-spi-ipm
   37               - mediatek,mt8188-spi-ipm
   38           - const: mediatek,spi-ipm
   39       - items:
   40           - enum:
   41               - mediatek,mt2701-spi
   42               - mediatek,mt2712-spi
   43               - mediatek,mt6589-spi
   44               - mediatek,mt6765-spi
   45               - mediatek,mt6893-spi
   46               - mediatek,mt7622-spi
   47               - mediatek,mt8135-spi
   48               - mediatek,mt8173-spi
   49               - mediatek,mt8183-spi
   50 
   51   reg:
   52     maxItems: 1
   53 
   54   interrupts:
   55     maxItems: 1
   56 
   57   clocks:
   58     minItems: 3
   59     items:
   60       - description: clock used for the parent clock
   61       - description: clock used for the muxes clock
   62       - description: clock used for the clock gate
   63       - description: clock used for the AHB bus, this clock is optional
   64 
   65   clock-names:
   66     minItems: 3
   67     items:
   68       - const: parent-clk
   69       - const: sel-clk
   70       - const: spi-clk
   71       - const: hclk
   72 
   73   mediatek,pad-select:
   74     $ref: /schemas/types.yaml#/definitions/uint32-array
   75     minItems: 1
   76     maxItems: 4
   77     items:
   78       enum: [0, 1, 2, 3]
   79     description:
   80       specify which pins group(ck/mi/mo/cs) spi controller used.
   81       This is an array.
   82 
   83 required:
   84   - compatible
   85   - reg
   86   - interrupts
   87   - clocks
   88   - clock-names
   89   - '#address-cells'
   90   - '#size-cells'
   91 
   92 unevaluatedProperties: false
   93 
   94 examples:
   95   - |
   96     #include <dt-bindings/clock/mt8173-clk.h>
   97     #include <dt-bindings/gpio/gpio.h>
   98     #include <dt-bindings/interrupt-controller/arm-gic.h>
   99     #include <dt-bindings/interrupt-controller/irq.h>
  100 
  101     spi@1100a000 {
  102       compatible = "mediatek,mt8173-spi";
  103       #address-cells = <1>;
  104       #size-cells = <0>;
  105       reg = <0x1100a000 0x1000>;
  106       interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_LOW>;
  107       clocks = <&topckgen CLK_TOP_SYSPLL3_D2>,
  108                <&topckgen CLK_TOP_SPI_SEL>,
  109                <&pericfg CLK_PERI_SPI0>;
  110       clock-names = "parent-clk", "sel-clk", "spi-clk";
  111       cs-gpios = <&pio 105 GPIO_ACTIVE_LOW>, <&pio 72 GPIO_ACTIVE_LOW>;
  112       mediatek,pad-select = <1>, <0>;
  113     };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/spi/mediatek,spi-mt65xx.yaml

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sys/contrib/device-tree/Bindings/spi/mediatek,spi-mt65xx.yaml