Documentation/devicetree/bindings/mmc/allwinner,sun4i-a10-mmc.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/mmc/allwinner,sun4i-a10-mmc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Allwinner A10 MMC Controller Device Tree Bindings
   8
   9 allOf:
  10   - $ref: "mmc-controller.yaml"
  11
  12 maintainers:
  13   - Chen-Yu Tsai <wens@csie.org>
  14   - Maxime Ripard <maxime.ripard@bootlin.com>
  15
  16 properties:
  17   "#address-cells": true
  18   "#size-cells": true
  19
  20   compatible:
  21     oneOf:
  22       - const: allwinner,sun4i-a10-mmc
  23       - const: allwinner,sun5i-a13-mmc
  24       - const: allwinner,sun7i-a20-mmc
  25       - const: allwinner,sun8i-a83t-emmc
  26       - const: allwinner,sun9i-a80-mmc
  27       - const: allwinner,sun50i-a64-emmc
  28       - const: allwinner,sun50i-a64-mmc
  29       - items:
  30           - const: allwinner,sun8i-a83t-mmc
  31           - const: allwinner,sun7i-a20-mmc
  32       - items:
  33           - const: allwinner,sun8i-r40-emmc
  34           - const: allwinner,sun50i-a64-emmc
  35       - items:
  36           - const: allwinner,sun8i-r40-mmc
  37           - const: allwinner,sun50i-a64-mmc
  38       - items:
  39           - const: allwinner,sun50i-h6-emmc
  40           - const: allwinner,sun50i-a64-emmc
  41       - items:
  42           - const: allwinner,sun50i-h6-mmc
  43           - const: allwinner,sun50i-a64-mmc
  44
  45   reg:
  46     maxItems: 1
  47
  48   interrupts:
  49     maxItems: 1
  50
  51   clocks:
  52     minItems: 2
  53     maxItems: 4
  54     items:
  55       - description: Bus Clock
  56       - description: Module Clock
  57       - description: Output Clock
  58       - description: Sample Clock
  59
  60   clock-names:
  61     minItems: 2
  62     maxItems: 4
  63     items:
  64       - const: ahb
  65       - const: mmc
  66       - const: output
  67       - const: sample
  68
  69   resets:
  70     maxItems: 1
  71
  72   reset-names:
  73     const: ahb
  74
  75 required:
  76   - compatible
  77   - reg
  78   - interrupts
  79   - clocks
  80   - clock-names
  81
  82 examples:
  83   - |
  84     mmc0: mmc@1c0f000 {
  85         compatible = "allwinner,sun5i-a13-mmc";
  86         reg = <0x01c0f000 0x1000>;
  87         clocks = <&ahb_gates 8>, <&mmc0_clk>;
  88         clock-names = "ahb", "mmc";
  89         interrupts = <32>;
  90         bus-width = <4>;
  91         cd-gpios = <&pio 7 1 0>;
  92     };
  93
  94 # FIXME: We should set it, but it would report all the generic
  95 # properties as additional properties.
  96 # additionalProperties: false
  97
  98 ...