168 lines
4.4 KiB
YAML
168 lines
4.4 KiB
YAML
# 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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$id: http://devicetree.org/schemas/remoteproc/qcom,shikra-pas.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm Shikra SoC Peripheral Authentication Service
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maintainers:
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- Bibek Kumar Patro <bibek.patro@oss.qualcomm.com>
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- Komal Bajaj <komal.bajaj@oss.qualcomm.com>
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description:
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Qualcomm Shikra SoC Peripheral Authentication Service loads and boots
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firmware 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,shikra-cdsp-pas
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- qcom,shikra-lpaicp-pas
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- qcom,shikra-mpss-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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memory-region:
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minItems: 1
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maxItems: 2
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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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glink-edge:
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$ref: /schemas/remoteproc/qcom,glink-edge.yaml#
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description:
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Qualcomm G-Link subnode which represents communication edge, channels
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and devices related to the remoteproc core.
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unevaluatedProperties: false
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qcom,smem-states:
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$ref: /schemas/types.yaml#/definitions/phandle-array
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description: States used by the AP to signal the Hexagon core
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items:
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- description: Stop the remote processor
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items:
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- description: Phandle to the Shared Memory Point 2 Point device
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handling the communication with a remote processor
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- description: Single bit index to toggle in the value sent to
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the remote processor
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maximum: 32
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qcom,smem-state-names:
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description: The names of the state bits used for SMP2P output
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items:
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- const: stop
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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,shikra-cdsp-pas
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- qcom,shikra-mpss-pas
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then:
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properties:
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interrupts:
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minItems: 6
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interrupt-names:
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minItems: 6
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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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power-domains:
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items:
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- description: CX power domain
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power-domain-names:
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items:
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- const: cx
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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,shikra-lpaicp-pas
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then:
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properties:
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interrupts:
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maxItems: 5
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interrupt-names:
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maxItems: 5
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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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power-domains: false
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power-domain-names: false
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/qcom,rpmcc.h>
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#include <dt-bindings/interconnect/qcom,icc.h>
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#include <dt-bindings/interconnect/qcom,rpm-icc.h>
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#include <dt-bindings/interconnect/qcom,shikra.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/power/qcom-rpmpd.h>
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remoteproc@b300000 {
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compatible = "qcom,shikra-cdsp-pas";
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reg = <0x0b300000 0x100000>;
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interrupts-extended = <&intc GIC_SPI 265 IRQ_TYPE_EDGE_RISING>,
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<&cdsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
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<&cdsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
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<&cdsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
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<&cdsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
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<&cdsp_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
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interrupt-names = "wdog", "fatal", "ready",
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"handover", "stop-ack", "shutdown-ack";
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clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>;
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clock-names = "xo";
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interconnects = <&mem_noc MASTER_AMPSS_M0 RPM_ALWAYS_TAG
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&mc_virt SLAVE_EBI_CH0 RPM_ALWAYS_TAG>;
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power-domains = <&rpmpd RPMHPD_CX>;
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power-domain-names = "cx";
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memory-region = <&cdsp_mem>;
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qcom,smem-states = <&cdsp_smp2p_out 0>;
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qcom,smem-state-names = "stop";
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firmware-name = "qcom/shikra/cdsp.mbn";
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glink-edge {
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interrupts = <GIC_SPI 261 IRQ_TYPE_EDGE_RISING>;
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mboxes = <&apcs_glb 4>;
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qcom,remote-pid = <5>;
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label = "cdsp";
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};
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};
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