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| # SPDX-License-Identifier: GPL-2.0
| %YAML 1.2
| ---
| $id: http://devicetree.org/schemas/arm/samsung/pmu.yaml#
| $schema: http://devicetree.org/meta-schemas/core.yaml#
|
| title: Samsung Exynos SoC series Power Management Unit (PMU)
|
| maintainers:
| - Krzysztof Kozlowski <krzk@kernel.org>
|
| # Custom select to avoid matching all nodes with 'syscon'
| select:
| properties:
| compatible:
| contains:
| enum:
| - samsung,exynos3250-pmu
| - samsung,exynos4210-pmu
| - samsung,exynos4412-pmu
| - samsung,exynos5250-pmu
| - samsung,exynos5260-pmu
| - samsung,exynos5410-pmu
| - samsung,exynos5420-pmu
| - samsung,exynos5433-pmu
| - samsung,exynos7-pmu
| - samsung-s5pv210-pmu
| required:
| - compatible
|
| properties:
| compatible:
| items:
| - enum:
| - samsung,exynos3250-pmu
| - samsung,exynos4210-pmu
| - samsung,exynos4412-pmu
| - samsung,exynos5250-pmu
| - samsung,exynos5260-pmu
| - samsung,exynos5410-pmu
| - samsung,exynos5420-pmu
| - samsung,exynos5433-pmu
| - samsung,exynos7-pmu
| - samsung-s5pv210-pmu
| - const: syscon
|
| reg:
| maxItems: 1
|
| assigned-clock-parents: true
| assigned-clocks: true
|
| '#clock-cells':
| const: 1
|
| clock-names:
| description:
| List of clock names for particular CLKOUT mux inputs
| minItems: 1
| maxItems: 32
| items:
| pattern: '^clkout([0-9]|[12][0-9]|3[0-1])$'
|
| clocks:
| minItems: 1
| maxItems: 32
|
| interrupt-controller:
| description:
| Some PMUs are capable of behaving as an interrupt controller (mostly
| to wake up a suspended PMU).
|
| '#interrupt-cells':
| description:
| Must be identical to the that of the parent interrupt controller.
| const: 3
|
| syscon-poweroff:
| $ref: "../../power/reset/syscon-poweroff.yaml#"
| type: object
| description:
| Node for power off method
|
| syscon-reboot:
| $ref: "../../power/reset/syscon-reboot.yaml#"
| type: object
| description:
| Node for reboot method
|
| required:
| - compatible
| - reg
|
| additionalProperties: false
|
| allOf:
| - if:
| properties:
| compatible:
| contains:
| enum:
| - samsung,exynos3250-pmu
| - samsung,exynos4210-pmu
| - samsung,exynos4412-pmu
| - samsung,exynos5250-pmu
| - samsung,exynos5410-pmu
| - samsung,exynos5420-pmu
| - samsung,exynos5433-pmu
| then:
| required:
| - '#clock-cells'
| - clock-names
| - clocks
|
| examples:
| - |
| #include <dt-bindings/clock/exynos5250.h>
|
| pmu_system_controller: system-controller@10040000 {
| compatible = "samsung,exynos5250-pmu", "syscon";
| reg = <0x10040000 0x5000>;
| interrupt-controller;
| #interrupt-cells = <3>;
| interrupt-parent = <&gic>;
| #clock-cells = <1>;
| clock-names = "clkout16";
| clocks = <&clock CLK_FIN_PLL>;
| };
|
|
