Documentation/devicetree/bindings/soc/imx/fsl,imx8mm-vpu-blk-ctrl.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/imx/fsl,imx8mm-vpu-blk-ctrl.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: NXP i.MX8MM VPU blk-ctrl
   8
   9 maintainers:
  10   - Lucas Stach <l.stach@pengutronix.de>
  11
  12 description:
  13   The i.MX8MM VPU blk-ctrl is a top-level peripheral providing access to
  14   the NoC and ensuring proper power sequencing of the VPU peripherals
  15   located in the VPU domain of the SoC.
  16
  17 properties:
  18   compatible:
  19     items:
  20       - const: fsl,imx8mm-vpu-blk-ctrl
  21       - const: syscon
  22
  23   reg:
  24     maxItems: 1
  25
  26   '#power-domain-cells':
  27     const: 1
  28
  29   power-domains:
  30     maxItems: 4
  31
  32   power-domain-names:
  33     maxItems: 4
  34
  35   clocks:
  36     maxItems: 3
  37
  38   clock-names:
  39     maxItems: 3
  40
  41   interconnects:
  42     maxItems: 3
  43
  44   interconnect-names:
  45     maxItems: 3
  46
  47 required:
  48   - compatible
  49   - reg
  50   - power-domains
  51   - power-domain-names
  52   - clocks
  53   - clock-names
  54
  55 allOf:
  56   - if:
  57       properties:
  58         compatible:
  59           contains:
  60             const: fsl,imx8mm-vpu-blk-ctrl
  61     then:
  62       properties:
  63         power-domains:
  64           items:
  65             - description: bus power domain
  66             - description: G1 decoder power domain
  67             - description: G2 decoder power domain
  68             - description: H1 encoder power domain
  69
  70         power-domain-names:
  71           items:
  72             - const: bus
  73             - const: g1
  74             - const: g2
  75             - const: h1
  76
  77         clocks:
  78           items:
  79             - description: G1 decoder clk
  80             - description: G2 decoder clk
  81             - description: H1 encoder clk
  82
  83         clock-names:
  84           items:
  85             - const: g1
  86             - const: g2
  87             - const: h1
  88
  89         interconnects:
  90           items:
  91             - description: G1 decoder interconnect
  92             - description: G2 decoder interconnect
  93             - description: H1 encoder power domain
  94
  95         interconnect-names:
  96           items:
  97             - const: g1
  98             - const: g2
  99             - const: h1
 100
 101   - if:
 102       properties:
 103         compatible:
 104           contains:
 105             const: fsl,imx8mp-vpu-blk-ctrl
 106     then:
 107       properties:
 108         power-domains:
 109           items:
 110             - description: bus power domain
 111             - description: G1 decoder power domain
 112             - description: G2 decoder power domain
 113             - description: VC8000E encoder power domain
 114
 115         power-domain-names:
 116           items:
 117             - const: bus
 118             - const: g1
 119             - const: g2
 120             - const: vc8000e
 121
 122         clocks:
 123           items:
 124             - description: G1 decoder clk
 125             - description: G2 decoder clk
 126             - description: VC8000E encoder clk
 127
 128         clock-names:
 129           items:
 130             - const: g1
 131             - const: g2
 132             - const: vc8000e
 133
 134         interconnects:
 135           items:
 136             - description: G1 decoder interconnect
 137             - description: G2 decoder interconnect
 138             - description: VC8000E encoder interconnect
 139
 140         interconnect-names:
 141           items:
 142             - const: g1
 143             - const: g2
 144             - const: vc8000e
 145
 146 additionalProperties: false
 147
 148 examples:
 149   - |
 150     #include <dt-bindings/clock/imx8mm-clock.h>
 151     #include <dt-bindings/power/imx8mm-power.h>
 152
 153     blk-ctrl@38330000 {
 154       compatible = "fsl,imx8mm-vpu-blk-ctrl", "syscon";
 155       reg = <0x38330000 0x100>;
 156       power-domains = <&pgc_vpumix>, <&pgc_vpu_g1>,
 157                       <&pgc_vpu_g2>, <&pgc_vpu_h1>;
 158       power-domain-names = "bus", "g1", "g2", "h1";
 159       clocks = <&clk IMX8MM_CLK_VPU_G1_ROOT>,
 160                <&clk IMX8MM_CLK_VPU_G2_ROOT>,
 161                <&clk IMX8MM_CLK_VPU_H1_ROOT>;
 162       clock-names = "g1", "g2", "h1";
 163       #power-domain-cells = <1>;
 164     };