xref: /linux/Documentation/devicetree/bindings/soc/imx/fsl,imx-anatop.yaml (revision c771600c6af14749609b49565ffb4cac2959710d)

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

title: ANATOP register

maintainers:
  - Shawn Guo <shawnguo@kernel.org>
  - Sascha Hauer <s.hauer@pengutronix.de>

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - fsl,imx6sl-anatop
              - fsl,imx6sll-anatop
              - fsl,imx6sx-anatop
              - fsl,imx6ul-anatop
              - fsl,imx7d-anatop
          - const: fsl,imx6q-anatop
          - const: syscon
          - const: simple-mfd
      - items:
          - const: fsl,imx6q-anatop
          - const: syscon
          - const: simple-mfd

  reg:
    maxItems: 1

  interrupts:
    items:
      - description: Temperature sensor event
      - description: Brown-out event on either of the support regulators
      - description: Brown-out event on either the core, gpu or soc regulators
    minItems: 2

  tempmon:
    type: object
    unevaluatedProperties: false
    $ref: /schemas/thermal/imx-thermal.yaml

patternProperties:
  "regulator-((1p1)|(2p5)|(3p0)|(vdd1p0d)|(vdd1p2)|(vddcore)|(vddpcie)|(vddpu)|(vddsoc))$":
    type: object
    unevaluatedProperties: false
    $ref: /schemas/regulator/anatop-regulator.yaml

required:
  - compatible
  - reg

allOf:
  - if:
      properties:
        compatible:
          contains:
            enum:
              - fsl,imx7d-anatop
    then:
      properties:
        interrupts:
          maxItems: 2
    else:
      properties:
        interrupts:
          minItems: 3
          maxItems: 3

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/imx6ul-clock.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>

    anatop: anatop@20c8000 {
        compatible = "fsl,imx6ul-anatop", "fsl,imx6q-anatop",
                     "syscon", "simple-mfd";
        reg = <0x020c8000 0x1000>;
        interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>;

        reg_3p0: regulator-3p0 {
            compatible = "fsl,anatop-regulator";
            regulator-name = "vdd3p0";
            regulator-min-microvolt = <2625000>;
            regulator-max-microvolt = <3400000>;
            anatop-reg-offset = <0x120>;
            anatop-vol-bit-shift = <8>;
            anatop-vol-bit-width = <5>;
            anatop-min-bit-val = <0>;
            anatop-min-voltage = <2625000>;
            anatop-max-voltage = <3400000>;
            anatop-enable-bit = <0>;
        };

        reg_arm: regulator-vddcore {
            compatible = "fsl,anatop-regulator";
            regulator-name = "cpu";
            regulator-min-microvolt = <725000>;
            regulator-max-microvolt = <1450000>;
            regulator-always-on;
            anatop-reg-offset = <0x140>;
            anatop-vol-bit-shift = <0>;
            anatop-vol-bit-width = <5>;
            anatop-delay-reg-offset = <0x170>;
            anatop-delay-bit-shift = <24>;
            anatop-delay-bit-width = <2>;
            anatop-min-bit-val = <1>;
            anatop-min-voltage = <725000>;
            anatop-max-voltage = <1450000>;
        };

        reg_soc: regulator-vddsoc {
            compatible = "fsl,anatop-regulator";
            regulator-name = "vddsoc";
            regulator-min-microvolt = <725000>;
            regulator-max-microvolt = <1450000>;
            regulator-always-on;
            anatop-reg-offset = <0x140>;
            anatop-vol-bit-shift = <18>;
            anatop-vol-bit-width = <5>;
            anatop-delay-reg-offset = <0x170>;
            anatop-delay-bit-shift = <28>;
            anatop-delay-bit-width = <2>;
            anatop-min-bit-val = <1>;
            anatop-min-voltage = <725000>;
            anatop-max-voltage = <1450000>;
        };

        tempmon: tempmon {
            compatible = "fsl,imx6ul-tempmon", "fsl,imx6sx-tempmon";
            interrupt-parent = <&gpc>;
            interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
            fsl,tempmon = <&anatop>;
            nvmem-cells = <&tempmon_calib>, <&tempmon_temp_grade>;
            nvmem-cell-names = "calib", "temp_grade";
            clocks = <&clks IMX6UL_CLK_PLL3_USB_OTG>;
            #thermal-sensor-cells = <0>;
        };
    };