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     1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/clock/allwinner,sun7i-a20-gmac-clk.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A20 GMAC TX Clock Device Tree Bindings
    8 
    9 maintainers:
   10   - Chen-Yu Tsai <wens@csie.org>
   11   - Maxime Ripard <mripard@kernel.org>
   12 
   13 properties:
   14   "#clock-cells":
   15     const: 0
   16 
   17   compatible:
   18     const: allwinner,sun7i-a20-gmac-clk
   19 
   20   reg:
   21     maxItems: 1
   22 
   23   clocks:
   24     maxItems: 2
   25     description: >
   26       The parent clocks shall be fixed rate dummy clocks at 25 MHz and
   27       125 MHz, respectively.
   28 
   29   clock-output-names:
   30     maxItems: 1
   31 
   32 required:
   33   - "#clock-cells"
   34   - compatible
   35   - reg
   36   - clocks
   37   - clock-output-names
   38 
   39 additionalProperties: false
   40 
   41 examples:
   42   - |
   43     clk@1c20164 {
   44         #clock-cells = <0>;
   45         compatible = "allwinner,sun7i-a20-gmac-clk";
   46         reg = <0x01c20164 0x4>;
   47         clocks = <&mii_phy_tx_clk>, <&gmac_int_tx_clk>;
   48         clock-output-names = "gmac_tx";
   49     };
   50 
   51 ...
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