Documentation/devicetree/bindings/nvmem/rockchip-efuse.yaml

   1 # SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/nvmem/rockchip-efuse.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Rockchip eFuse device tree bindings
   8
   9 maintainers:
  10   - Heiko Stuebner <heiko@sntech.de>
  11
  12 allOf:
  13   - $ref: "nvmem.yaml#"
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - rockchip,rk3066a-efuse
  19       - rockchip,rk3188-efuse
  20       - rockchip,rk3228-efuse
  21       - rockchip,rk3288-efuse
  22       - rockchip,rk3328-efuse
  23       - rockchip,rk3368-efuse
  24       - rockchip,rk3399-efuse
  25
  26       # Deprecated: old compatible value for rk3066a, rk3188 and rk3288
  27       - rockchip,rockchip-efuse
  28
  29   reg:
  30     description:
  31       Registers location and eFuse size.
  32     maxItems: 1
  33
  34   clocks:
  35     description:
  36       eFuse clock id.
  37     maxItems: 1
  38
  39   clock-names:
  40     const: pclk_efuse
  41
  42   rockchip,efuse-size:
  43     description:
  44       eFuse size in bytes. The eFuse size in property <reg> will be invalid if
  45       this property is defined.
  46     $ref: /schemas/types.yaml#/definitions/uint32
  47
  48 required:
  49   - compatible
  50   - reg
  51   - clocks
  52   - clock-names
  53
  54 unevaluatedProperties: false
  55
  56 examples:
  57   - |
  58     #include <dt-bindings/clock/rk3288-cru.h>
  59     efuse: efuse@ffb40000 {
  60             compatible = "rockchip,rk3288-efuse";
  61             reg = <0xffb40000 0x20>;
  62             #address-cells = <1>;
  63             #size-cells = <1>;
  64             clocks = <&cru PCLK_EFUSE256>;
  65             clock-names = "pclk_efuse";
  66
  67             /* Data cells */
  68             cpu_leakage: cpu_leakage@17 {
  69                     reg = <0x17 0x1>;
  70             };
  71     };
  72 ...