xref: /linux/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml (revision cdd5b5a9761fd66d17586e4f4ba6588c70e640ea)

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/spmi/mtk,spmi-mtk-pmif.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Mediatek SPMI Controller

maintainers:
  - Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>

description: |+
  On MediaTek SoCs the PMIC is connected via SPMI and the controller allows
  for multiple SoCs to control a single SPMI master.

allOf:
  - $ref: spmi.yaml

properties:
  compatible:
    oneOf:
      - enum:
          - mediatek,mt6873-spmi
          - mediatek,mt8195-spmi
      - items:
          - enum:
              - mediatek,mt8186-spmi
          - const: mediatek,mt8195-spmi

  reg:
    maxItems: 2

  reg-names:
    items:
      - const: pmif
      - const: spmimst

  clocks:
    minItems: 3
    maxItems: 3

  clock-names:
    items:
      - const: pmif_sys_ck
      - const: pmif_tmr_ck
      - const: spmimst_clk_mux

  assigned-clocks:
    maxItems: 1

  assigned-clock-parents:
    maxItems: 1

required:
  - compatible
  - reg
  - reg-names
  - clocks
  - clock-names

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/mt8192-clk.h>

    spmi: spmi@10027000 {
        compatible = "mediatek,mt6873-spmi";
        reg = <0x10027000 0xe00>,
              <0x10029000 0x100>;
        reg-names = "pmif", "spmimst";
        clocks = <&infracfg CLK_INFRA_PMIC_AP>,
                 <&infracfg CLK_INFRA_PMIC_TMR>,
                 <&topckgen CLK_TOP_SPMI_MST_SEL>;
        clock-names = "pmif_sys_ck",
                      "pmif_tmr_ck",
                      "spmimst_clk_mux";
        assigned-clocks = <&topckgen CLK_TOP_PWRAP_ULPOSC_SEL>;
        assigned-clock-parents = <&topckgen CLK_TOP_OSC_D10>;
    };
...