17ee9e21cSNobuhiro Iwamatsu# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 27ee9e21cSNobuhiro Iwamatsu%YAML 1.2 37ee9e21cSNobuhiro Iwamatsu--- 47ee9e21cSNobuhiro Iwamatsu$id: http://devicetree.org/schemas/power/reset/xlnx,zynqmp-power.yaml# 57ee9e21cSNobuhiro Iwamatsu$schema: http://devicetree.org/meta-schemas/core.yaml# 67ee9e21cSNobuhiro Iwamatsu 7a612130cSKrzysztof Kozlowskititle: Xilinx Zynq MPSoC Power Management 87ee9e21cSNobuhiro Iwamatsu 97ee9e21cSNobuhiro Iwamatsumaintainers: 10*d5c421d2SMichal Simek - Michal Simek <michal.simek@amd.com> 117ee9e21cSNobuhiro Iwamatsu 127ee9e21cSNobuhiro Iwamatsudescription: | 137ee9e21cSNobuhiro Iwamatsu The zynqmp-power node describes the power management configurations. 147ee9e21cSNobuhiro Iwamatsu It will control remote suspend/shutdown interfaces. 157ee9e21cSNobuhiro Iwamatsu 167ee9e21cSNobuhiro Iwamatsuproperties: 177ee9e21cSNobuhiro Iwamatsu compatible: 187ae0d493SKrzysztof Kozlowski const: xlnx,zynqmp-power 197ee9e21cSNobuhiro Iwamatsu 207ee9e21cSNobuhiro Iwamatsu interrupts: 217ee9e21cSNobuhiro Iwamatsu maxItems: 1 227ee9e21cSNobuhiro Iwamatsu 237ee9e21cSNobuhiro Iwamatsu mboxes: 247ee9e21cSNobuhiro Iwamatsu description: | 257ee9e21cSNobuhiro Iwamatsu Standard property to specify a Mailbox. Each value of 267ee9e21cSNobuhiro Iwamatsu the mboxes property should contain a phandle to the 277ee9e21cSNobuhiro Iwamatsu mailbox controller device node and an args specifier 287ee9e21cSNobuhiro Iwamatsu that will be the phandle to the intended sub-mailbox 297ee9e21cSNobuhiro Iwamatsu child node to be used for communication. See 307ee9e21cSNobuhiro Iwamatsu Documentation/devicetree/bindings/mailbox/mailbox.txt 317ee9e21cSNobuhiro Iwamatsu for more details about the generic mailbox controller 327ee9e21cSNobuhiro Iwamatsu and client driver bindings. Also see 337ee9e21cSNobuhiro Iwamatsu Documentation/devicetree/bindings/mailbox/ \ 347ee9e21cSNobuhiro Iwamatsu xlnx,zynqmp-ipi-mailbox.txt for typical controller that 357ee9e21cSNobuhiro Iwamatsu is used to communicate with this System controllers. 367ee9e21cSNobuhiro Iwamatsu items: 377ee9e21cSNobuhiro Iwamatsu - description: tx channel 387ee9e21cSNobuhiro Iwamatsu - description: rx channel 397ee9e21cSNobuhiro Iwamatsu 407ee9e21cSNobuhiro Iwamatsu mbox-names: 417ee9e21cSNobuhiro Iwamatsu description: 427ee9e21cSNobuhiro Iwamatsu Name given to channels seen in the 'mboxes' property. 437ee9e21cSNobuhiro Iwamatsu items: 447ee9e21cSNobuhiro Iwamatsu - const: tx 457ee9e21cSNobuhiro Iwamatsu - const: rx 467ee9e21cSNobuhiro Iwamatsu 477ee9e21cSNobuhiro Iwamatsurequired: 487ee9e21cSNobuhiro Iwamatsu - compatible 497ee9e21cSNobuhiro Iwamatsu - interrupts 507ee9e21cSNobuhiro Iwamatsu 517ee9e21cSNobuhiro IwamatsuadditionalProperties: false 527ee9e21cSNobuhiro Iwamatsu 537ee9e21cSNobuhiro Iwamatsuexamples: 547ee9e21cSNobuhiro Iwamatsu - |+ 557ee9e21cSNobuhiro Iwamatsu 567ee9e21cSNobuhiro Iwamatsu // Example with interrupt method: 577ee9e21cSNobuhiro Iwamatsu 587ee9e21cSNobuhiro Iwamatsu firmware { 597ee9e21cSNobuhiro Iwamatsu zynqmp-firmware { 607ee9e21cSNobuhiro Iwamatsu zynqmp-power { 617ee9e21cSNobuhiro Iwamatsu compatible = "xlnx,zynqmp-power"; 627ee9e21cSNobuhiro Iwamatsu interrupts = <0 35 4>; 637ee9e21cSNobuhiro Iwamatsu }; 647ee9e21cSNobuhiro Iwamatsu }; 657ee9e21cSNobuhiro Iwamatsu }; 667ee9e21cSNobuhiro Iwamatsu 677ee9e21cSNobuhiro Iwamatsu - |+ 687ee9e21cSNobuhiro Iwamatsu 697ee9e21cSNobuhiro Iwamatsu // Example with IPI mailbox method: 707ee9e21cSNobuhiro Iwamatsu 717ee9e21cSNobuhiro Iwamatsu firmware { 727ee9e21cSNobuhiro Iwamatsu zynqmp-firmware { 737ee9e21cSNobuhiro Iwamatsu zynqmp-power { 747ee9e21cSNobuhiro Iwamatsu compatible = "xlnx,zynqmp-power"; 757ee9e21cSNobuhiro Iwamatsu interrupt-parent = <&gic>; 767ee9e21cSNobuhiro Iwamatsu interrupts = <0 35 4>; 777ee9e21cSNobuhiro Iwamatsu mboxes = <&ipi_mailbox_pmu1 0>, 787ee9e21cSNobuhiro Iwamatsu <&ipi_mailbox_pmu1 1>; 797ee9e21cSNobuhiro Iwamatsu mbox-names = "tx", "rx"; 807ee9e21cSNobuhiro Iwamatsu }; 817ee9e21cSNobuhiro Iwamatsu }; 827ee9e21cSNobuhiro Iwamatsu }; 837ee9e21cSNobuhiro Iwamatsu... 84