Documentation/devicetree/bindings/remoteproc/qcom,sa8775p-pas.yaml

# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/remoteproc/qcom,sa8775p-pas.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm SA8775p Peripheral Authentication Service

maintainers:
  - Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

description:
  Qualcomm SA8775p SoC Peripheral Authentication Service loads and boots firmware
  on the Qualcomm DSP Hexagon cores.

properties:
  compatible:
    enum:
      - qcom,sa8775p-adsp-pas
      - qcom,sa8775p-cdsp0-pas
      - qcom,sa8775p-cdsp1-pas
      - qcom,sa8775p-gpdsp0-pas
      - qcom,sa8775p-gpdsp1-pas

  reg:
    maxItems: 1

  clocks:
    items:
      - description: XO clock

  clock-names:
    items:
      - const: xo

  qcom,qmp:
    $ref: /schemas/types.yaml#/definitions/phandle
    description: Reference to the AOSS side-channel message RAM.

  firmware-name:
    $ref: /schemas/types.yaml#/definitions/string-array
    items:
      - description: Firmware name of the Hexagon core

  memory-region:
    items:
      - description: Memory region for main Firmware authentication

  interrupts:
    maxItems: 5

  interrupt-names:
    maxItems: 5

required:
  - compatible
  - reg
  - memory-region

allOf:
  - $ref: /schemas/remoteproc/qcom,pas-common.yaml#

  - if:
      properties:
        compatible:
          enum:
            - qcom,sa8775p-adsp-pas
    then:
      properties:
        power-domains:
          items:
            - description: LCX power domain
            - description: LMX power domain
        power-domain-names:
          items:
            - const: lcx
            - const: lmx

  - if:
      properties:
        compatible:
          enum:
            - qcom,sa8775p-cdsp0-pas
            - qcom,sa8775p-cdsp1-pas
    then:
      properties:
        power-domains:
          items:
            - description: CX power domain
            - description: MXC power domain
            - description: NSP0 power domain
        power-domain-names:
          items:
            - const: cx
            - const: mxc
            - const: nsp

  - if:
      properties:
        compatible:
          enum:
            - qcom,sa8775p-gpdsp0-pas
            - qcom,sa8775p-gpdsp1-pas
    then:
      properties:
        power-domains:
          items:
            - description: CX power domain
            - description: MXC power domain
        power-domain-names:
          items:
            - const: cx
            - const: mxc

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,rpmh.h>
    #include <dt-bindings/interconnect/qcom,sa8775p-rpmh.h>
    #include <dt-bindings/interrupt-controller/irq.h>
    #include <dt-bindings/mailbox/qcom-ipcc.h>
    #include <dt-bindings/power/qcom,rpmhpd.h>

    remoteproc@30000000 {
        compatible = "qcom,sa8775p-adsp-pas";
        reg = <0x30000000 0x100>;

        interrupts-extended = <&pdc 6 IRQ_TYPE_EDGE_RISING>,
                              <&smp2p_adsp_in 0 IRQ_TYPE_EDGE_RISING>,
                              <&smp2p_adsp_in 2 IRQ_TYPE_EDGE_RISING>,
                              <&smp2p_adsp_in 1 IRQ_TYPE_EDGE_RISING>,
                              <&smp2p_adsp_in 3 IRQ_TYPE_EDGE_RISING>;
        interrupt-names = "wdog", "fatal", "ready", "handover", "stop-ack";

        clocks = <&rpmhcc RPMH_CXO_CLK>;
        clock-names = "xo";

        power-domains = <&rpmhpd RPMHPD_LCX>, <&rpmhpd RPMHPD_LMX>;
        power-domain-names = "lcx", "lmx";

        interconnects = <&lpass_ag_noc MASTER_LPASS_PROC 0 &mc_virt SLAVE_EBI1 0>;

        memory-region = <&pil_adsp_mem>;

        qcom,qmp = <&aoss_qmp>;

        qcom,smem-states = <&smp2p_adsp_out 0>;
        qcom,smem-state-names = "stop";

        glink-edge {
            interrupts-extended = <&ipcc IPCC_CLIENT_LPASS
                                   IPCC_MPROC_SIGNAL_GLINK_QMP
                                   IRQ_TYPE_EDGE_RISING>;
            mboxes = <&ipcc IPCC_CLIENT_LPASS IPCC_MPROC_SIGNAL_GLINK_QMP>;

            label = "lpass";
            qcom,remote-pid = <2>;
        };
    };