Commit 3a6fb902 authored by Samuel Holland's avatar Samuel Holland Committed by Chen-Yu Tsai
Browse files

dt-bindings: sram: sunxi-sram: Add regulators child 



Some sunxi SoCs have in-package regulators controlled by a register in
the system control MMIO block. Allow a child node for this regulator
device in addition to SRAM child nodes.

Signed-off-by: default avatarSamuel Holland <samuel@sholland.org>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240622150731.1105901-2-wens@kernel.org


Signed-off-by: default avatarChen-Yu Tsai <wens@csie.org>
parent a40cf069

Documentation/devicetree/bindings/sram/allwinner,sun4i-a10-system-control.yaml

+28 −0
Original line number Diff line number Diff line
@@ -56,6 +56,9 @@ properties: 
  ranges: true



patternProperties:

  "^regulators@[0-9a-f]+$":

    $ref: /schemas/regulator/allwinner,sun20i-d1-system-ldos.yaml#



  "^sram@[a-f0-9]+":

    $ref: /schemas/sram/sram.yaml#

    unevaluatedProperties: false
@@ -130,3 +133,28 @@ examples: 
        };

      };

    };



  - |

    syscon@3000000 {

      compatible = "allwinner,sun20i-d1-system-control";

      reg = <0x3000000 0x1000>;

      ranges;

      #address-cells = <1>;

      #size-cells = <1>;



      regulators@3000150 {

        compatible = "allwinner,sun20i-d1-system-ldos";

        reg = <0x3000150 0x4>;



        reg_ldoa: ldoa {

          regulator-min-microvolt = <1800000>;

          regulator-max-microvolt = <1800000>;

        };



        reg_ldob: ldob {

          regulator-name = "vcc-dram";

          regulator-min-microvolt = <1500000>;

          regulator-max-microvolt = <1500000>;

        };

      };

    };