Commit 75c7aaa6 authored by Kunihiko Hayashi's avatar Kunihiko Hayashi Committed by Rob Herring
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dt-bindings: soc: socionext: Add UniPhier system controller 



Add devicetree binding schema for the system controller implemented on
Socionext Uniphier SoCs.

This system controller has multiple functions such as clock control,
reset control, internal watchdog timer, thermal management, and so on.

Signed-off-by: default avatarKunihiko Hayashi <hayashi.kunihiko@socionext.com>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20221213082449.2721-10-hayashi.kunihiko@socionext.com


Signed-off-by: default avatarRob Herring <robh@kernel.org>
parent e8c650f6

Documentation/devicetree/bindings/soc/socionext/socionext,uniphier-sysctrl.yaml

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/soc/socionext/socionext,uniphier-sysctrl.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#



title: Socionext UniPhier system controller



maintainers:

  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>



description: |+

  System controller implemented on Socionext UniPhier SoCs has multiple

  functions such as clock control, reset control, internal watchdog timer,

  thermal management, and so on.



properties:

  compatible:

    items:

      - enum:

          - socionext,uniphier-ld4-sysctrl

          - socionext,uniphier-pro4-sysctrl

          - socionext,uniphier-pro5-sysctrl

          - socionext,uniphier-pxs2-sysctrl

          - socionext,uniphier-sld8-sysctrl

          - socionext,uniphier-ld11-sysctrl

          - socionext,uniphier-ld20-sysctrl

          - socionext,uniphier-pxs3-sysctrl

          - socionext,uniphier-nx1-sysctrl

      - const: simple-mfd

      - const: syscon



  reg:

    maxItems: 1



  clock-controller:

    $ref: /schemas/clock/socionext,uniphier-clock.yaml#



  reset-controller:

    $ref: /schemas/reset/socionext,uniphier-reset.yaml#



  watchdog:

    $ref: /schemas/watchdog/socionext,uniphier-wdt.yaml#



  thermal-sensor:

    $ref: /schemas/thermal/socionext,uniphier-thermal.yaml#



allOf:

  - if:

      properties:

        compatible:

          contains:

            const: socionext,uniphier-ld4-sysctrl

    then:

      properties:

        watchdog: false



  - if:

      properties:

        compatible:

          contains:

            enum:

              - socionext,uniphier-ld4-sysctrl

              - socionext,uniphier-pro4-sysctrl

              - socionext,uniphier-sld8-sysctrl

              - socionext,uniphier-ld11-sysctrl

    then:

      properties:

        thermal-sensor: false



additionalProperties: false



required:

  - compatible

  - reg



examples:

  - |

    #include <dt-bindings/interrupt-controller/arm-gic.h>

    syscon@61840000 {

        compatible = "socionext,uniphier-ld20-sysctrl",

                     "simple-mfd", "syscon";

        reg = <0x61840000 0x4000>;



        clock-controller {

            compatible = "socionext,uniphier-ld20-clock";

            #clock-cells = <1>;

        };



        reset-controller {

            compatible = "socionext,uniphier-ld20-reset";

            #reset-cells = <1>;

        };



        watchdog {

            compatible = "socionext,uniphier-wdt";

        };



        thermal-sensor {

            compatible = "socionext,uniphier-ld20-thermal";

            interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;

            #thermal-sensor-cells = <0>;

        };

    };

MAINTAINERS

+1 −0
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@@ -3103,6 +3103,7 @@ S: Maintained 
F:	Documentation/devicetree/bindings/arm/socionext/uniphier.yaml

F:	Documentation/devicetree/bindings/gpio/socionext,uniphier-gpio.yaml

F:	Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml

F:	Documentation/devicetree/bindings/soc/socionext/socionext,uniphier*.yaml

F:	arch/arm/boot/dts/uniphier*

F:	arch/arm/include/asm/hardware/cache-uniphier.h

F:	arch/arm/mach-uniphier/