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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/remoteproc/qcom,sc7280-wpss-pil.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SC7280 WPSS Peripheral Image Loader
maintainers:
- Bjorn Andersson <bjorn.andersson@linaro.org>
description:
This document defines the binding for a component that loads and boots firmware
on the Qualcomm Technology Inc. WPSS.
properties:
compatible:
enum:
- qcom,sc7280-wpss-pil
reg:
maxItems: 1
description:
The base address and size of the qdsp6ss register
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: GCC WPSS AHB BDG Master clock
- description: GCC WPSS AHB clock
- description: GCC WPSS RSCP clock
- description: XO clock
clock-names:
items:
- const: ahb_bdg
- const: ahb
- const: rscp
- const: xo
power-domains:
items:
- description: CX power domain
- description: MX power domain
power-domain-names:
items:
- const: cx
- const: mx
resets:
items:
- description: AOSS restart
- description: PDC SYNC
reset-names:
items:
- const: restart
- const: pdc_sync
memory-region:
maxItems: 1
description: Reference to the reserved-memory for the Hexagon core
firmware-name:
$ref: /schemas/types.yaml#/definitions/string
description:
The name of the firmware which should be loaded for this remote
processor.
qcom,halt-regs:
$ref: /schemas/types.yaml#/definitions/phandle-array
description:
Phandle reference to a syscon representing TCSR followed by the
three offsets within syscon for q6, modem and nc halt registers.
qcom,qmp:
$ref: /schemas/types.yaml#/definitions/phandle
description: Reference to the AOSS side-channel message RAM.
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
glink-edge:
$ref: qcom,glink-edge.yaml#
description:
Qualcomm G-Link subnode which represents communication edge, channels
and devices related to the ADSP.
properties:
interrupts:
items:
- description: IRQ from WPSS to GLINK
mboxes:
items:
- description: Mailbox for communication between APPS and WPSS
label:
items:
- const: wpss
apr: false
fastrpc: false
required:
- compatible
- reg
- interrupts
- interrupt-names
- clocks
- clock-names
- power-domains
- power-domain-names
- resets
- reset-names
- qcom,halt-regs
- memory-region
- qcom,qmp
- qcom,smem-states
- qcom,smem-state-names
- glink-edge
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,gcc-sc7280.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/power/qcom-rpmpd.h>
#include <dt-bindings/reset/qcom,sdm845-aoss.h>
#include <dt-bindings/reset/qcom,sdm845-pdc.h>
#include <dt-bindings/mailbox/qcom-ipcc.h>
remoteproc@8a00000 {
compatible = "qcom,sc7280-wpss-pil";
reg = <0x08a00000 0x10000>;
interrupts-extended = <&intc GIC_SPI 587 IRQ_TYPE_EDGE_RISING>,
<&wpss_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
<&wpss_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
<&wpss_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
<&wpss_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
<&wpss_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "wdog", "fatal", "ready", "handover",
"stop-ack", "shutdown-ack";
clocks = <&gcc GCC_WPSS_AHB_BDG_MST_CLK>,
<&gcc GCC_WPSS_AHB_CLK>,
<&gcc GCC_WPSS_RSCP_CLK>,
<&rpmhcc RPMH_CXO_CLK>;
clock-names = "ahb_bdg", "ahb",
"rscp", "xo";
power-domains = <&rpmhpd SC7280_CX>,
<&rpmhpd SC7280_MX>;
power-domain-names = "cx", "mx";
memory-region = <&wpss_mem>;
qcom,qmp = <&aoss_qmp>;
qcom,smem-states = <&wpss_smp2p_out 0>;
qcom,smem-state-names = "stop";
resets = <&aoss_reset AOSS_CC_WCSS_RESTART>,
<&pdc_reset PDC_WPSS_SYNC_RESET>;
reset-names = "restart", "pdc_sync";
qcom,halt-regs = <&tcsr_mutex 0x37000>;
glink-edge {
interrupts-extended = <&ipcc IPCC_CLIENT_WPSS
IPCC_MPROC_SIGNAL_GLINK_QMP
IRQ_TYPE_EDGE_RISING>;
mboxes = <&ipcc IPCC_CLIENT_WPSS
IPCC_MPROC_SIGNAL_GLINK_QMP>;
label = "wpss";
qcom,remote-pid = <13>;
};
};
|
