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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-mss-pil.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SC7280 MSS Peripheral Image Loader
maintainers:
- Sibi Sankar <quic_sibis@quicinc.com>
description:
This document describes the hardware for a component that loads and boots firmware
on the Qualcomm Technology Inc. SC7280 Modem Hexagon Core.
properties:
compatible:
enum:
- qcom,sc7280-mss-pil
reg:
items:
- description: MSS QDSP6 registers
- description: RMB registers
reg-names:
items:
- const: qdsp6
- const: rmb
iommus:
items:
- description: MSA Stream 1
- description: MSA Stream 2
interconnects:
items:
- description: Path leading to system memory
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 MSS IFACE clock
- description: GCC MSS OFFLINE clock
- description: GCC MSS SNOC_AXI clock
- description: RPMH PKA clock
- description: RPMH XO clock
clock-names:
items:
- const: iface
- const: offline
- const: snoc_axi
- const: pka
- const: xo
power-domains:
items:
- description: CX power domain
- description: MSS power domain
power-domain-names:
items:
- const: cx
- const: mss
resets:
items:
- description: AOSS restart
- description: PDC reset
reset-names:
items:
- const: mss_restart
- const: pdc_reset
memory-region:
items:
- description: MBA reserved region
- description: modem reserved region
firmware-name:
$ref: /schemas/types.yaml#/definitions/string-array
items:
- description: Name of MBA firmware
- description: Name of modem firmware
qcom,halt-regs:
$ref: /schemas/types.yaml#/definitions/phandle-array
description:
Halt registers are used to halt transactions of various sub-components
within MSS.
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,ext-regs:
$ref: /schemas/types.yaml#/definitions/phandle-array
description: EXT registers are used for various power related functionality
items:
- items:
- description: phandle to TCSR_REG registers
- description: offset to the force_clk_en register
- description: offset to the rscc_disable register
- items:
- description: phandle to TCSR_MUTEX registers
- description: offset to the axim1_clk_off register
- description: offset to the crypto_clk_off register
qcom,qaccept-regs:
$ref: /schemas/types.yaml#/definitions/phandle-array
description: QACCEPT registers are used to bring up/down Q-channels
items:
- items:
- description: phandle to TCSR_MUTEX registers
- description: offset to the mdm qaccept register
- description: offset to the cx qaccept register
- description: offset to the axi qaccept register
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 DSP.
properties:
interrupts:
items:
- description: IRQ from MSS to GLINK
mboxes:
items:
- description: Mailbox for communication between APPS and MSS
label:
const: modem
apr: false
fastrpc: false
required:
- compatible
- reg
- reg-names
- iommus
- interconnects
- interrupts
- interrupt-names
- clocks
- clock-names
- power-domains
- power-domain-names
- resets
- reset-names
- qcom,halt-regs
- qcom,ext-regs
- qcom,qaccept-regs
- memory-region
- qcom,qmp
- qcom,smem-states
- qcom,smem-state-names
- glink-edge
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,gcc-sc7280.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/interconnect/qcom,sc7280.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/mailbox/qcom-ipcc.h>
#include <dt-bindings/power/qcom-rpmpd.h>
#include <dt-bindings/reset/qcom,sdm845-aoss.h>
#include <dt-bindings/reset/qcom,sdm845-pdc.h>
remoteproc_mpss: remoteproc@4080000 {
compatible = "qcom,sc7280-mss-pil";
reg = <0x04080000 0x10000>, <0x04180000 0x48>;
reg-names = "qdsp6", "rmb";
iommus = <&apps_smmu 0x124 0x0>, <&apps_smmu 0x488 0x7>;
interconnects = <&mc_virt MASTER_LLCC 0 &mc_virt SLAVE_EBI1 0>;
interrupts-extended = <&intc GIC_SPI 264 IRQ_TYPE_EDGE_RISING>,
<&modem_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
<&modem_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
<&modem_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
<&modem_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
<&modem_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "wdog", "fatal", "ready", "handover",
"stop-ack", "shutdown-ack";
clocks = <&gcc GCC_MSS_CFG_AHB_CLK>,
<&gcc GCC_MSS_OFFLINE_AXI_CLK>,
<&gcc GCC_MSS_SNOC_AXI_CLK>,
<&rpmhcc RPMH_PKA_CLK>,
<&rpmhcc RPMH_CXO_CLK>;
clock-names = "iface", "offline", "snoc_axi", "pka", "xo";
power-domains = <&rpmhpd SC7280_CX>,
<&rpmhpd SC7280_MSS>;
power-domain-names = "cx", "mss";
memory-region = <&mba_mem>, <&mpss_mem>;
qcom,qmp = <&aoss_qmp>;
qcom,smem-states = <&modem_smp2p_out 0>;
qcom,smem-state-names = "stop";
resets = <&aoss_reset AOSS_CC_MSS_RESTART>,
<&pdc_reset PDC_MODEM_SYNC_RESET>;
reset-names = "mss_restart", "pdc_reset";
qcom,halt-regs = <&tcsr_mutex 0x23000 0x25000 0x28000 0x33000>;
qcom,ext-regs = <&tcsr 0x10000 0x10004>, <&tcsr_mutex 0x26004 0x26008>;
qcom,qaccept-regs = <&tcsr_mutex 0x23030 0x23040 0x23020>;
glink-edge {
interrupts-extended = <&ipcc IPCC_CLIENT_MPSS
IPCC_MPROC_SIGNAL_GLINK_QMP
IRQ_TYPE_EDGE_RISING>;
mboxes = <&ipcc IPCC_CLIENT_MPSS
IPCC_MPROC_SIGNAL_GLINK_QMP>;
label = "modem";
qcom,remote-pid = <1>;
};
};
|
