Bindings/soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Amlogic Meson System Control registers
   8
   9 maintainers:
  10   - Neil Armstrong <neil.armstrong@linaro.org>
  11
  12 properties:
  13   compatible:
  14     items:
  15       - enum:
  16           - amlogic,meson-gx-hhi-sysctrl
  17           - amlogic,meson-gx-ao-sysctrl
  18           - amlogic,meson-axg-hhi-sysctrl
  19           - amlogic,meson-axg-ao-sysctrl
  20       - const: simple-mfd
  21       - const: syscon
  22
  23   reg:
  24     maxItems: 1
  25
  26   clock-controller:
  27     type: object
  28
  29   power-controller:
  30     $ref: /schemas/power/amlogic,meson-ee-pwrc.yaml
  31
  32   pinctrl:
  33     type: object
  34
  35   phy:
  36     type: object
  37
  38 allOf:
  39   - if:
  40       properties:
  41         compatible:
  42           enum:
  43             - amlogic,meson-gx-hhi-sysctrl
  44             - amlogic,meson-axg-hhi-sysctrl
  45     then:
  46       properties:
  47         clock-controller:
  48           $ref: /schemas/clock/amlogic,gxbb-clkc.yaml#
  49
  50       required:
  51         - power-controller
  52
  53   - if:
  54       properties:
  55         compatible:
  56           enum:
  57             - amlogic,meson-gx-ao-sysctrl
  58             - amlogic,meson-axg-ao-sysctrl
  59     then:
  60       properties:
  61         clock-controller:
  62           $ref: /schemas/clock/amlogic,gxbb-aoclkc.yaml#
  63
  64         power-controller: false
  65         phy: false
  66
  67   - if:
  68       properties:
  69         compatible:
  70           enum:
  71             - amlogic,meson-gx-hhi-sysctrl
  72     then:
  73       properties:
  74         phy: false
  75
  76   - if:
  77       properties:
  78         compatible:
  79           enum:
  80             - amlogic,meson-axg-hhi-sysctrl
  81     then:
  82       properties:
  83         phy:
  84           oneOf:
  85             - $ref: /schemas/phy/amlogic,g12a-mipi-dphy-analog.yaml
  86             - $ref: /schemas/phy/amlogic,meson-axg-mipi-pcie-analog.yaml
  87
  88 required:
  89   - compatible
  90   - reg
  91   - clock-controller
  92
  93 additionalProperties: false
  94
  95 examples:
  96   - |
  97     bus@c883c000 {
  98         compatible = "simple-bus";
  99         reg = <0xc883c000 0x2000>;
 100         #address-cells = <1>;
 101         #size-cells = <1>;
 102         ranges = <0x0 0xc883c000 0x2000>;
 103
 104         sysctrl: system-controller@0 {
 105             compatible = "amlogic,meson-gx-hhi-sysctrl", "simple-mfd", "syscon";
 106             reg = <0 0x400>;
 107
 108             clock-controller {
 109                 compatible = "amlogic,gxbb-clkc";
 110                 #clock-cells = <1>;
 111                 clocks = <&xtal>;
 112                 clock-names = "xtal";
 113             };
 114
 115             power-controller {
 116                 compatible = "amlogic,meson-gxbb-pwrc";
 117                 #power-domain-cells = <1>;
 118                 amlogic,ao-sysctrl = <&sysctrl_AO>;
 119
 120                 resets = <&reset_viu>,
 121                          <&reset_venc>,
 122                          <&reset_vcbus>,
 123                          <&reset_bt656>,
 124                          <&reset_dvin>,
 125                          <&reset_rdma>,
 126                          <&reset_venci>,
 127                          <&reset_vencp>,
 128                          <&reset_vdac>,
 129                          <&reset_vdi6>,
 130                          <&reset_vencl>,
 131                          <&reset_vid_lock>;
 132                 reset-names = "viu", "venc", "vcbus", "bt656", "dvin",
 133                               "rdma", "venci", "vencp", "vdac", "vdi6",
 134                               "vencl", "vid_lock";
 135                 clocks = <&clk_vpu>, <&clk_vapb>;
 136                 clock-names = "vpu", "vapb";
 137             };
 138         };
 139     };
 140
 141     bus@c8100000 {
 142         compatible = "simple-bus";
 143         reg = <0xc8100000 0x100000>;
 144         #address-cells = <1>;
 145         #size-cells = <1>;
 146         ranges = <0x0 0xc8100000 0x100000>;
 147
 148         sysctrl_AO: system-controller@0 {
 149             compatible = "amlogic,meson-gx-ao-sysctrl", "simple-mfd", "syscon";
 150             reg = <0 0x100>;
 151
 152             clock-controller {
 153                 compatible = "amlogic,meson-gxbb-aoclkc", "amlogic,meson-gx-aoclkc";
 154                 #clock-cells = <1>;
 155                 #reset-cells = <1>;
 156                 clocks = <&xtal>, <&clk81>;
 157                 clock-names = "xtal", "mpeg-clk";
 158             };
 159         };
 160     };