xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-hdmi-blk-ctrl.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/soc/imx/fsl,imx8mp-hdmi-blk-ctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: NXP i.MX8MP HDMI blk-ctrl

maintainers:
  - Lucas Stach <l.stach@pengutronix.de>

description:
  The i.MX8MP HDMMI blk-ctrl is a top-level peripheral providing access to
  the NoC and ensuring proper power sequencing of the display pipeline
  peripherals located in the HDMI domain of the SoC.

properties:
  compatible:
    items:
      - const: fsl,imx8mp-hdmi-blk-ctrl
      - const: syscon

  reg:
    maxItems: 1

  '#power-domain-cells':
    const: 1

  power-domains:
    minItems: 8
    maxItems: 8

  power-domain-names:
    items:
      - const: bus
      - const: irqsteer
      - const: lcdif
      - const: pai
      - const: pvi
      - const: trng
      - const: hdmi-tx
      - const: hdmi-tx-phy

  clocks:
    minItems: 4
    maxItems: 4

  clock-names:
    items:
      - const: apb
      - const: axi
      - const: ref_266m
      - const: ref_24m

  interconnects:
    maxItems: 3

  interconnect-names:
    items:
      - const: hrv
      - const: lcdif-hdmi
      - const: hdcp

required:
  - compatible
  - reg
  - power-domains
  - power-domain-names
  - clocks
  - clock-names

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/imx8mp-clock.h>
    #include <dt-bindings/power/imx8mp-power.h>

    blk-ctrl@32fc0000 {
        compatible = "fsl,imx8mp-hdmi-blk-ctrl", "syscon";
        reg = <0x32fc0000 0x23c>;
        clocks = <&clk IMX8MP_CLK_HDMI_APB>,
                 <&clk IMX8MP_CLK_HDMI_ROOT>,
                 <&clk IMX8MP_CLK_HDMI_REF_266M>,
                 <&clk IMX8MP_CLK_HDMI_24M>;
        clock-names = "apb", "axi", "ref_266m", "ref_24m";
        power-domains = <&pgc_hdmimix>, <&pgc_hdmimix>, <&pgc_hdmimix>,
                        <&pgc_hdmimix>, <&pgc_hdmimix>, <&pgc_hdmimix>,
                        <&pgc_hdmimix>, <&pgc_hdmi_phy>;
        power-domain-names = "bus", "irqsteer", "lcdif", "pai", "pvi", "trng",
                             "hdmi-tx", "hdmi-tx-phy";
        #power-domain-cells = <1>;
    };