allwinner,sun8i-a23-prcm.yaml

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    1 # SPDX-License-Identifier: GPL-2.0+
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/mfd/allwinner,sun8i-a23-prcm.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A23 PRCM Device Tree Bindings
    8 
    9 maintainers:
   10   - Chen-Yu Tsai <wens@csie.org>
   11   - Maxime Ripard <mripard@kernel.org>
   12 
   13 deprecated: true
   14 
   15 properties:
   16   compatible:
   17     const: allwinner,sun8i-a23-prcm
   18 
   19   reg:
   20     maxItems: 1
   21 
   22 patternProperties:
   23   "^.*(clk|rst|codec).*$":
   24     type: object
   25 
   26     properties:
   27       compatible:
   28         enum:
   29           - fixed-factor-clock
   30           - allwinner,sun8i-a23-apb0-clk
   31           - allwinner,sun8i-a23-apb0-gates-clk
   32           - allwinner,sun6i-a31-clock-reset
   33           - allwinner,sun8i-a23-codec-analog
   34 
   35     required:
   36       - compatible
   37 
   38     allOf:
   39       - if:
   40           properties:
   41             compatible:
   42               contains:
   43                 const: allwinner,sun8i-a23-apb0-clk
   44 
   45         then:
   46           properties:
   47             "#clock-cells":
   48               const: 0
   49 
   50             # Already checked in the main schema
   51             compatible: true
   52 
   53             clocks:
   54               maxItems: 1
   55 
   56             clock-output-names:
   57               maxItems: 1
   58 
   59             phandle: true
   60 
   61           required:
   62             - "#clock-cells"
   63             - compatible
   64             - clocks
   65             - clock-output-names
   66 
   67           additionalProperties: false
   68 
   69       - if:
   70           properties:
   71             compatible:
   72               contains:
   73                 const: allwinner,sun8i-a23-apb0-gates-clk
   74 
   75         then:
   76           properties:
   77             "#clock-cells":
   78               const: 1
   79               description: >
   80                 This additional argument passed to that clock is the
   81                 offset of the bit controlling this particular gate in
   82                 the register.
   83 
   84             # Already checked in the main schema
   85             compatible: true
   86 
   87             clocks:
   88               maxItems: 1
   89 
   90             clock-output-names:
   91               minItems: 1
   92               maxItems: 32
   93 
   94             phandle: true
   95 
   96           required:
   97             - "#clock-cells"
   98             - compatible
   99             - clocks
  100             - clock-output-names
  101 
  102           additionalProperties: false
  103 
  104       - if:
  105           properties:
  106             compatible:
  107               contains:
  108                 const: allwinner,sun6i-a31-clock-reset
  109 
  110         then:
  111           properties:
  112             "#reset-cells":
  113               const: 1
  114 
  115             # Already checked in the main schema
  116             compatible: true
  117 
  118             phandle: true
  119 
  120           required:
  121             - "#reset-cells"
  122             - compatible
  123 
  124           additionalProperties: false
  125 
  126       - if:
  127           properties:
  128             compatible:
  129               contains:
  130                 const: allwinner,sun8i-a23-codec-analog
  131 
  132         then:
  133           properties:
  134             # Already checked in the main schema
  135             compatible: true
  136 
  137             phandle: true
  138 
  139           required:
  140             - compatible
  141 
  142           additionalProperties: false
  143 
  144 required:
  145   - compatible
  146   - reg
  147 
  148 additionalProperties: false
  149 
  150 examples:
  151   - |
  152     prcm@1f01400 {
  153         compatible = "allwinner,sun8i-a23-prcm";
  154         reg = <0x01f01400 0x200>;
  155 
  156         ar100: ar100_clk {
  157             compatible = "fixed-factor-clock";
  158             #clock-cells = <0>;
  159             clock-div = <1>;
  160             clock-mult = <1>;
  161             clocks = <&osc24M>;
  162             clock-output-names = "ar100";
  163         };
  164 
  165         ahb0: ahb0_clk {
  166             compatible = "fixed-factor-clock";
  167             #clock-cells = <0>;
  168             clock-div = <1>;
  169             clock-mult = <1>;
  170             clocks = <&ar100>;
  171             clock-output-names = "ahb0";
  172         };
  173 
  174         apb0: apb0_clk {
  175             compatible = "allwinner,sun8i-a23-apb0-clk";
  176             #clock-cells = <0>;
  177             clocks = <&ahb0>;
  178             clock-output-names = "apb0";
  179         };
  180 
  181         apb0_gates: apb0_gates_clk {
  182             compatible = "allwinner,sun8i-a23-apb0-gates-clk";
  183             #clock-cells = <1>;
  184             clocks = <&apb0>;
  185             clock-output-names = "apb0_pio", "apb0_timer",
  186                                  "apb0_rsb", "apb0_uart",
  187                                  "apb0_i2c";
  188         };
  189 
  190         apb0_rst: apb0_rst {
  191             compatible = "allwinner,sun6i-a31-clock-reset";
  192             #reset-cells = <1>;
  193         };
  194 
  195         codec_analog: codec-analog {
  196             compatible = "allwinner,sun8i-a23-codec-analog";
  197         };
  198     };
  199 
  200 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/mfd/allwinner,sun8i-a23-prcm.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/mfd/allwinner,sun8i-a23-prcm.yaml