11590Srgrimes# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 21590Srgrimes%YAML 1.2 31590Srgrimes--- 41590Srgrimes$id: http://devicetree.org/schemas/soc/loongson/loongson,ls2k-pmc.yaml# 51590Srgrimes$schema: http://devicetree.org/meta-schemas/core.yaml# 61590Srgrimes 71590Srgrimestitle: Loongson-2 Power Manager controller 81590Srgrimes 91590Srgrimesmaintainers: 101590Srgrimes - Yinbo Zhu <zhuyinbo@loongson.cn> 111590Srgrimes 121590Srgrimesproperties: 131590Srgrimes compatible: 141590Srgrimes oneOf: 151590Srgrimes - items: 161590Srgrimes - const: loongson,ls2k0500-pmc 171590Srgrimes - const: syscon 181590Srgrimes - items: 191590Srgrimes - enum: 201590Srgrimes - loongson,ls2k1000-pmc 211590Srgrimes - loongson,ls2k2000-pmc 221590Srgrimes - const: loongson,ls2k0500-pmc 231590Srgrimes - const: syscon 241590Srgrimes 251590Srgrimes reg: 261590Srgrimes maxItems: 1 271590Srgrimes 281590Srgrimes interrupts: 291590Srgrimes maxItems: 1 301590Srgrimes 311590Srgrimes loongson,suspend-address: 321590Srgrimes $ref: /schemas/types.yaml#/definitions/uint64 331590Srgrimes description: 3487697Smarkm The "loongson,suspend-address" is a deep sleep state (Suspend To 3587697Smarkm RAM) firmware entry address which was jumped from kernel and it's 3687697Smarkm value was dependent on specific platform firmware code. In 3787697Smarkm addition, the PM need according to it to indicate that current 381590Srgrimes SoC whether support Suspend To RAM. 3928456Scharnier 401590Srgrimes syscon-poweroff: 411590Srgrimes $ref: /schemas/power/reset/syscon-poweroff.yaml# 4287697Smarkm type: object 431590Srgrimes description: 441590Srgrimes Node for power off method 4587697Smarkm 4628456Scharnier syscon-reboot: 471590Srgrimes $ref: /schemas/power/reset/syscon-reboot.yaml# 481590Srgrimes type: object 491590Srgrimes description: 501590Srgrimes Node for reboot method 5198251Stjr 5228456Scharnierrequired: 5395304Stjr - compatible 5498251Stjr - reg 551590Srgrimes - interrupts 5678717Sdd 57200462SdelphijadditionalProperties: false 5895304Stjr 59131054Stjrexamples: 60200462Sdelphij - | 611590Srgrimes #include <dt-bindings/interrupt-controller/irq.h> 621590Srgrimes 6395304Stjr power-management@1fe27000 { 6495304Stjr compatible = "loongson,ls2k1000-pmc", "loongson,ls2k0500-pmc", "syscon"; 651590Srgrimes reg = <0x1fe27000 0x58>; 6695304Stjr interrupt-parent = <&liointc1>; 6792922Simp interrupts = <11 IRQ_TYPE_LEVEL_LOW>; 68131054Stjr loongson,suspend-address = <0x0 0x1c000500>; 6928456Scharnier 7028789Scharnier syscon-reboot { 71102944Sdwmalone compatible = "syscon-reboot"; 721590Srgrimes offset = <0x30>; 7395474Stjr mask = <0x1>; 7495474Stjr }; 751590Srgrimes 7698251Stjr syscon-poweroff { 7798251Stjr compatible = "syscon-poweroff"; 7895304Stjr regmap = <&pmc>; 7995304Stjr offset = <0x14>; 8095304Stjr mask = <0x3c00>; 8195304Stjr value = <0x3c00>; 8295304Stjr }; 8395304Stjr }; 8495304Stjr