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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/samsung/pmu.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Samsung Exynos SoC series Power Management Unit (PMU)
maintainers:
- Krzysztof Kozlowski <krzk@kernel.org>
# Custom select to avoid matching all nodes with 'syscon'
select:
properties:
compatible:
contains:
enum:
- samsung,exynos3250-pmu
- samsung,exynos4210-pmu
- samsung,exynos4412-pmu
- samsung,exynos5250-pmu
- samsung,exynos5260-pmu
- samsung,exynos5410-pmu
- samsung,exynos5420-pmu
- samsung,exynos5433-pmu
- samsung,exynos7-pmu
required:
- compatible
properties:
compatible:
items:
- enum:
- samsung,exynos3250-pmu
- samsung,exynos4210-pmu
- samsung,exynos4412-pmu
- samsung,exynos5250-pmu
- samsung,exynos5260-pmu
- samsung,exynos5410-pmu
- samsung,exynos5420-pmu
- samsung,exynos5433-pmu
- samsung,exynos7-pmu
- const: syscon
reg:
maxItems: 1
assigned-clock-parents: true
assigned-clocks: true
'#clock-cells':
const: 1
clock-names:
description:
List of clock names for particular CLKOUT mux inputs
minItems: 1
maxItems: 32
items:
pattern: '^clkout([0-9]|[12][0-9]|3[0-1])$'
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
- '#clock-cells'
- clock-names
- clocks
additionalProperties: false
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>;
};
|
