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|
# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/remoteproc/qcom,shikra-pas.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Shikra SoC Peripheral Authentication Service
maintainers:
- Bibek Kumar Patro <bibek.patro@oss.qualcomm.com>
- Komal Bajaj <komal.bajaj@oss.qualcomm.com>
description:
Qualcomm Shikra SoC Peripheral Authentication Service loads and boots
firmware on the Qualcomm DSP Hexagon cores.
properties:
compatible:
enum:
- qcom,shikra-cdsp-pas
- qcom,shikra-lpaicp-pas
- qcom,shikra-mpss-pas
reg:
maxItems: 1
clocks:
items:
- description: XO clock
clock-names:
items:
- const: xo
memory-region:
minItems: 1
maxItems: 2
smd-edge: false
firmware-name:
minItems: 1
items:
- description: Firmware name of the Hexagon core
- description: Firmware name of the Hexagon Devicetree
glink-edge:
$ref: /schemas/remoteproc/qcom,glink-edge.yaml#
description:
Qualcomm G-Link subnode which represents communication edge, channels
and devices related to the remoteproc core.
unevaluatedProperties: false
interrupts:
minItems: 5
items:
- description: Watchdog interrupt
- description: Fatal interrupt
- description: Ready interrupt
- description: Handover interrupt
- description: Stop acknowledge interrupt
- description: Shutdown acknowledge interrupt
interrupt-names:
minItems: 5
items:
- const: wdog
- const: fatal
- const: ready
- const: handover
- const: stop-ack
- const: shutdown-ack
qcom,smem-states:
$ref: /schemas/types.yaml#/definitions/phandle-array
description: States used by the AP to signal the Hexagon core
items:
- description: Stop the remote processor
items:
- description: Phandle to the Shared Memory Point 2 Point device
handling the communication with a remote processor
- description: Single bit index to toggle in the value sent to
the remote processor
maximum: 32
qcom,smem-state-names:
description: The names of the state bits used for SMP2P output
items:
- const: stop
required:
- compatible
- reg
- memory-region
allOf:
- $ref: /schemas/remoteproc/qcom,pas-common.yaml#
- if:
properties:
compatible:
enum:
- qcom,shikra-cdsp-pas
- qcom,shikra-mpss-pas
then:
properties:
interrupts:
minItems: 6
interrupt-names:
minItems: 6
memory-region:
maxItems: 1
firmware-name:
maxItems: 1
power-domains:
items:
- description: CX power domain
power-domain-names:
items:
- const: cx
- if:
properties:
compatible:
enum:
- qcom,shikra-lpaicp-pas
then:
properties:
interrupts:
maxItems: 5
interrupt-names:
maxItems: 5
memory-region:
minItems: 2
firmware-name:
minItems: 2
power-domains: false
power-domain-names: false
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,rpmcc.h>
#include <dt-bindings/interconnect/qcom,icc.h>
#include <dt-bindings/interconnect/qcom,rpm-icc.h>
#include <dt-bindings/interconnect/qcom,shikra.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/power/qcom-rpmpd.h>
remoteproc@b300000 {
compatible = "qcom,shikra-cdsp-pas";
reg = <0x0b300000 0x100000>;
interrupts-extended = <&intc GIC_SPI 265 IRQ_TYPE_EDGE_RISING>,
<&cdsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
<&cdsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
<&cdsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
<&cdsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
<&cdsp_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "wdog", "fatal", "ready",
"handover", "stop-ack", "shutdown-ack";
clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>;
clock-names = "xo";
interconnects = <&mem_noc MASTER_AMPSS_M0 RPM_ALWAYS_TAG
&mc_virt SLAVE_EBI_CH0 RPM_ALWAYS_TAG>;
power-domains = <&rpmpd RPMHPD_CX>;
power-domain-names = "cx";
memory-region = <&cdsp_mem>;
qcom,smem-states = <&cdsp_smp2p_out 0>;
qcom,smem-state-names = "stop";
firmware-name = "qcom/shikra/cdsp.mbn";
glink-edge {
interrupts = <GIC_SPI 261 IRQ_TYPE_EDGE_RISING>;
mboxes = <&apcs_glb 4>;
qcom,remote-pid = <5>;
label = "cdsp";
};
};
|
