linux-zen-desktop/Documentation/devicetree/bindings/remoteproc/qcom,sc7280-adsp-pil.yaml

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2023-08-30 17:31:07 +02:00
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/remoteproc/qcom,sc7280-adsp-pil.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SC7280 ADSP Peripheral Image Loader
maintainers:
- Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
description:
This document describes the hardware for a component that loads and boots firmware
on the Qualcomm Technology Inc. ADSP.
properties:
compatible:
enum:
- qcom,sc7280-adsp-pil
reg:
items:
- description: qdsp6ss register
- description: efuse q6ss register
iommus:
items:
- description: Phandle to apps_smmu node with sid mask
interrupts:
items:
- description: Watchdog interrupt
- description: Fatal interrupt
- description: Ready interrupt
- description: Handover interrupt
- description: Stop acknowledge interrupt
- description: Shutdown acknowledge interrupt
interrupt-names:
items:
- const: wdog
- const: fatal
- const: ready
- const: handover
- const: stop-ack
- const: shutdown-ack
clocks:
items:
- description: XO clock
- description: GCC CFG NOC LPASS clock
clock-names:
items:
- const: xo
- const: gcc_cfg_noc_lpass
power-domains:
items:
- description: LCX power domain
resets:
items:
- description: PDC AUDIO SYNC RESET
- description: CC LPASS restart
reset-names:
items:
- const: pdc_sync
- const: cc_lpass
memory-region:
maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
qcom,halt-regs:
$ref: /schemas/types.yaml#/definitions/phandle-array
description:
Phandle reference to a syscon representing TCSR followed by the
four offsets within syscon for q6, modem, nc and qv6 halt registers.
items:
- items:
- description: phandle to TCSR_MUTEX registers
- description: offset to the Q6 halt register
- description: offset to the modem halt register
- description: offset to the nc halt register
- description: offset to the vq6 halt register
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 modem
qcom,smem-state-names:
description: The names of the state bits used for SMP2P output
const: stop
qcom,qmp:
$ref: /schemas/types.yaml#/definitions/phandle
description: Reference to the AOSS side-channel message RAM.
glink-edge:
$ref: qcom,glink-edge.yaml#
type: object
unevaluatedProperties: false
description: |
Qualcomm G-Link subnode which represents communication edge, channels
and devices related to the ADSP.
properties:
label:
const: lpass
gpr: true
apr: false
fastrpc: false
required:
- label
required:
- compatible
- reg
- interrupts
- interrupt-names
- clocks
- clock-names
- power-domains
- resets
- reset-names
- qcom,halt-regs
- memory-region
- qcom,smem-states
- qcom,smem-state-names
- qcom,qmp
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/clock/qcom,gcc-sc7280.h>
#include <dt-bindings/clock/qcom,lpass-sc7280.h>
#include <dt-bindings/reset/qcom,sdm845-aoss.h>
#include <dt-bindings/reset/qcom,sdm845-pdc.h>
#include <dt-bindings/power/qcom-rpmpd.h>
#include <dt-bindings/mailbox/qcom-ipcc.h>
remoteproc@3000000 {
compatible = "qcom,sc7280-adsp-pil";
reg = <0x03000000 0x5000>,
<0x0355b000 0x10>;
interrupts-extended = <&pdc 162 IRQ_TYPE_EDGE_RISING>,
<&adsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
<&adsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
<&adsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
<&adsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
<&adsp_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "wdog", "fatal", "ready",
"handover", "stop-ack", "shutdown-ack";
clocks = <&rpmhcc RPMH_CXO_CLK>,
<&gcc GCC_CFG_NOC_LPASS_CLK>;
clock-names = "xo", "gcc_cfg_noc_lpass";
power-domains = <&rpmhpd SC7280_LCX>;
resets = <&pdc_reset PDC_AUDIO_SYNC_RESET>,
<&aoss_reset AOSS_CC_LPASS_RESTART>;
reset-names = "pdc_sync", "cc_lpass";
qcom,halt-regs = <&tcsr_mutex 0x23000 0x25000 0x28000 0x33000>;
memory-region = <&adsp_mem>;
qcom,smem-states = <&adsp_smp2p_out 0>;
qcom,smem-state-names = "stop";
qcom,qmp = <&aoss_qmp>;
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>;
};
};