Unverified Commit d4189bc5 authored by Dmitry Baryshkov's avatar Dmitry Baryshkov Committed by Mark Brown
Browse files

regulator: fixed: provide bindings using power domain 



Define bindings for fixed regulator using power domain performance state
to enable/disable corresponding regulator.

Signed-off-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20201023131925.334864-2-dmitry.baryshkov@linaro.org


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent bf3a28cf

Documentation/devicetree/bindings/regulator/fixed-regulator.yaml

+47 −0
Original line number Diff line number Diff line
@@ -26,12 +26,22 @@ if: 
        const: regulator-fixed-clock

  required:

    - clocks

else:

  if:

    properties:

      compatible:

        contains:

          const: regulator-fixed-domain

    required:

      - power-domains

      - required-opps



properties:

  compatible:

    enum:

      - regulator-fixed

      - regulator-fixed-clock

      - regulator-fixed-domain



  regulator-name: true
@@ -46,6 +56,20 @@ properties: 
      is mandatory if compatible is chosen to regulator-fixed-clock.

    maxItems: 1



  power-domains:

    description:

      Power domain to use for enable control. This binding is only

      available if the compatible is chosen to regulator-fixed-domain.

    maxItems: 1



  required-opps:

    description:

      Performance state to use for enable control. This binding is only

      available if the compatible is chosen to regulator-fixed-domain. The

      power-domain binding is mandatory if compatible is chosen to

      regulator-fixed-domain.

    maxItems: 1



  startup-delay-us:

    description: startup time in microseconds

    $ref: /schemas/types.yaml#/definitions/uint32
@@ -89,4 +113,27 @@ examples: 
      gpio-open-drain;

      vin-supply = <&parent_reg>;

    };

    reg_1v8_clk: regulator-1v8-clk {

      compatible = "regulator-fixed-clock";

      regulator-name = "1v8";

      regulator-min-microvolt = <1800000>;

      regulator-max-microvolt = <1800000>;

      clocks = <&clock1>;

      startup-delay-us = <70000>;

      enable-active-high;

      regulator-boot-on;

      vin-supply = <&parent_reg>;

    };

    reg_1v8_domain: regulator-1v8-domain {

      compatible = "regulator-fixed-domain";

      regulator-name = "1v8";

      regulator-min-microvolt = <1800000>;

      regulator-max-microvolt = <1800000>;

      power-domains = <&domain1>;

      required-opps = <&domain1_state1>;

      startup-delay-us = <70000>;

      enable-active-high;

      regulator-boot-on;

      vin-supply = <&parent_reg>;

    };

...