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dt-bindings: remoteproc: qcom,milos-pas: Document remoteprocs
Document the bindings for the ADSP, CDSP, MPSS and WPSS PAS on the Milos
(e.g. SM7635) SoC.
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250915-sm7635-remoteprocs-v5-1-96526cac59c6@fairphone.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
authored by
Luca Weiss
and committed by
Bjorn Andersson
24723d7c
581e3dea
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Documentation/devicetree/bindings/remoteproc/qcom,milos-pas.yaml
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Documentation/devicetree/bindings/remoteproc/qcom,milos-pas.yaml
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# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/remoteproc/qcom,milos-pas.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm Milos SoC Peripheral Authentication Service
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maintainers:
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- Luca Weiss <luca.weiss@fairphone.com>
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description:
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Qualcomm Milos SoC Peripheral Authentication Service loads and boots firmware
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on the Qualcomm DSP Hexagon cores.
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properties:
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compatible:
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enum:
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- qcom,milos-adsp-pas
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- qcom,milos-cdsp-pas
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- qcom,milos-mpss-pas
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- qcom,milos-wpss-pas
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reg:
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maxItems: 1
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clocks:
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items:
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- description: XO clock
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clock-names:
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items:
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- const: xo
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interrupts:
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minItems: 6
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maxItems: 6
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interrupt-names:
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minItems: 6
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maxItems: 6
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qcom,qmp:
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$ref: /schemas/types.yaml#/definitions/phandle
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description: Reference to the AOSS side-channel message RAM.
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smd-edge: false
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firmware-name:
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minItems: 1
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items:
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- description: Firmware name of the Hexagon core
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- description: Firmware name of the Hexagon Devicetree
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memory-region:
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minItems: 1
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items:
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- description: Memory region for core Firmware authentication
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- description: Memory region for Devicetree Firmware authentication
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required:
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- compatible
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- reg
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- memory-region
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allOf:
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- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
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- if:
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properties:
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compatible:
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enum:
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- qcom,milos-adsp-pas
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- qcom,milos-cdsp-pas
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then:
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properties:
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memory-region:
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minItems: 2
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firmware-name:
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minItems: 2
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else:
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properties:
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memory-region:
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maxItems: 1
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firmware-name:
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maxItems: 1
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+
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- if:
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properties:
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compatible:
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contains:
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enum:
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- qcom,milos-adsp-pas
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then:
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properties:
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power-domains:
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items:
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- description: LCX power domain
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- description: LMX power domain
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power-domain-names:
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items:
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- const: lcx
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- const: lmx
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- if:
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properties:
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compatible:
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enum:
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- qcom,milos-cdsp-pas
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- qcom,milos-wpss-pas
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then:
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properties:
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power-domains:
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items:
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- description: CX power domain
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- description: MX power domain
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power-domain-names:
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items:
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- const: cx
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- const: mx
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+
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- if:
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properties:
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compatible:
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enum:
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- qcom,milos-mpss-pas
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then:
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properties:
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power-domains:
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items:
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- description: CX power domain
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- description: MSS power domain
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power-domain-names:
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items:
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- const: cx
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- const: mss
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/qcom,rpmh.h>
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#include <dt-bindings/interconnect/qcom,icc.h>
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#include <dt-bindings/interconnect/qcom,milos-rpmh.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/mailbox/qcom-ipcc.h>
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#include <dt-bindings/power/qcom,rpmhpd.h>
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remoteproc@3000000 {
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compatible = "qcom,milos-adsp-pas";
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reg = <0x03000000 0x10000>;
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+
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interrupts-extended = <&pdc 6 IRQ_TYPE_EDGE_RISING>,
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<&smp2p_adsp_in 0 IRQ_TYPE_EDGE_RISING>,
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<&smp2p_adsp_in 1 IRQ_TYPE_EDGE_RISING>,
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<&smp2p_adsp_in 2 IRQ_TYPE_EDGE_RISING>,
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<&smp2p_adsp_in 3 IRQ_TYPE_EDGE_RISING>,
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<&smp2p_adsp_in 7 IRQ_TYPE_EDGE_RISING>;
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interrupt-names = "wdog",
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"fatal",
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"ready",
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"handover",
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"stop-ack",
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"shutdown-ack";
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clocks = <&rpmhcc RPMH_CXO_CLK>;
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clock-names = "xo";
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+
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power-domains = <&rpmhpd RPMHPD_LCX>,
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<&rpmhpd RPMHPD_LMX>;
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power-domain-names = "lcx",
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"lmx";
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interconnects = <&lpass_ag_noc MASTER_LPASS_PROC QCOM_ICC_TAG_ALWAYS
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&mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
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memory-region = <&adspslpi_mem>, <&q6_adsp_dtb_mem>;
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firmware-name = "qcom/milos/vendor/device/adsp.mbn",
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"qcom/milos/vendor/device/adsp_dtb.mbn";
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qcom,qmp = <&aoss_qmp>;
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qcom,smem-states = <&smp2p_adsp_out 0>;
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qcom,smem-state-names = "stop";
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glink-edge {
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interrupts-extended = <&ipcc IPCC_CLIENT_LPASS
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IPCC_MPROC_SIGNAL_GLINK_QMP
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IRQ_TYPE_EDGE_RISING>;
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mboxes = <&ipcc IPCC_CLIENT_LPASS
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IPCC_MPROC_SIGNAL_GLINK_QMP>;
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label = "lpass";
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qcom,remote-pid = <2>;
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/* ... */
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};
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};