Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-hdmi-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,imx8mp-hdmi-blk-ctrl.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: NXP i.MX8MP HDMI blk-ctrl
   8
   9 maintainers:
  10   - Lucas Stach <l.stach@pengutronix.de>
  11
  12 description:
  13   The i.MX8MP HDMMI blk-ctrl is a top-level peripheral providing access to
  14   the NoC and ensuring proper power sequencing of the display pipeline
  15   peripherals located in the HDMI domain of the SoC.
  16
  17 properties:
  18   compatible:
  19     items:
  20       - const: fsl,imx8mp-hdmi-blk-ctrl
  21       - const: syscon
  22
  23   reg:
  24     maxItems: 1
  25
  26   '#power-domain-cells':
  27     const: 1
  28
  29   power-domains:
  30     minItems: 8
  31     maxItems: 8
  32
  33   power-domain-names:
  34     items:
  35       - const: bus
  36       - const: irqsteer
  37       - const: lcdif
  38       - const: pai
  39       - const: pvi
  40       - const: trng
  41       - const: hdmi-tx
  42       - const: hdmi-tx-phy
  43
  44   clocks:
  45     minItems: 4
  46     maxItems: 4
  47
  48   clock-names:
  49     items:
  50       - const: apb
  51       - const: axi
  52       - const: ref_266m
  53       - const: ref_24m
  54
  55   interconnects:
  56     maxItems: 3
  57
  58   interconnect-names:
  59     items:
  60       - const: hrv
  61       - const: lcdif-hdmi
  62       - const: hdcp
  63
  64 required:
  65   - compatible
  66   - reg
  67   - power-domains
  68   - power-domain-names
  69   - clocks
  70   - clock-names
  71
  72 additionalProperties: false
  73
  74 examples:
  75   - |
  76     #include <dt-bindings/clock/imx8mp-clock.h>
  77     #include <dt-bindings/power/imx8mp-power.h>
  78
  79     blk-ctrl@32fc0000 {
  80         compatible = "fsl,imx8mp-hdmi-blk-ctrl", "syscon";
  81         reg = <0x32fc0000 0x23c>;
  82         clocks = <&clk IMX8MP_CLK_HDMI_APB>,
  83                  <&clk IMX8MP_CLK_HDMI_ROOT>,
  84                  <&clk IMX8MP_CLK_HDMI_REF_266M>,
  85                  <&clk IMX8MP_CLK_HDMI_24M>;
  86         clock-names = "apb", "axi", "ref_266m", "ref_24m";
  87         power-domains = <&pgc_hdmimix>, <&pgc_hdmimix>, <&pgc_hdmimix>,
  88                         <&pgc_hdmimix>, <&pgc_hdmimix>, <&pgc_hdmimix>,
  89                         <&pgc_hdmimix>, <&pgc_hdmi_phy>;
  90         power-domain-names = "bus", "irqsteer", "lcdif", "pai", "pvi", "trng",
  91                              "hdmi-tx", "hdmi-tx-phy";
  92         #power-domain-cells = <1>;
  93     };