1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/remoteproc/qcom,sc7180-mss-pil.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm SC7180 MSS Peripheral Image Loader
8
9 maintainers:
10 - Sibi Sankar <quic_sibis@quicinc.com>
11
12 description:
13 This document describes the hardware for a component that loads and boots firmware
14 on the Qualcomm Technology Inc. SC7180 Modem Hexagon Core.
15
16 properties:
17 compatible:
18 enum:
19 - qcom,sc7180-mss-pil
20
21 reg:
22 items:
23 - description: MSS QDSP6 registers
24 - description: RMB registers
25
26 reg-names:
27 items:
28 - const: qdsp6
29 - const: rmb
30
31 iommus:
32 items:
33 - description: MSA Stream 1
34 - description: MSA Stream 2
35
36 interrupts:
37 items:
38 - description: Watchdog interrupt
39 - description: Fatal interrupt
40 - description: Ready interrupt
41 - description: Handover interrupt
42 - description: Stop acknowledge interrupt
43 - description: Shutdown acknowledge interrupt
44
45 interrupt-names:
46 items:
47 - const: wdog
48 - const: fatal
49 - const: ready
50 - const: handover
51 - const: stop-ack
52 - const: shutdown-ack
53
54 clocks:
55 items:
56 - description: GCC MSS IFACE clock
57 - description: GCC MSS BUS clock
58 - description: GCC MSS NAV clock
59 - description: GCC MSS SNOC_AXI clock
60 - description: GCC MSS MFAB_AXIS clock
61 - description: RPMH XO clock
62
63 clock-names:
64 items:
65 - const: iface
66 - const: bus
67 - const: nav
68 - const: snoc_axi
69 - const: mnoc_axi
70 - const: xo
71
72 power-domains:
73 items:
74 - description: CX power domain
75 - description: MX power domain
76 - description: MSS power domain
77
78 power-domain-names:
79 items:
80 - const: cx
81 - const: mx
82 - const: mss
83
84 resets:
85 items:
86 - description: AOSS restart
87 - description: PDC reset
88
89 reset-names:
90 items:
91 - const: mss_restart
92 - const: pdc_reset
93
94 memory-region:
95 items:
96 - description: MBA reserved region
97 - description: modem reserved region
98 - description: metadata reserved region
99
100 firmware-name:
101 $ref: /schemas/types.yaml#/definitions/string-array
102 items:
103 - description: Name of MBA firmware
104 - description: Name of modem firmware
105
106 qcom,halt-regs:
107 $ref: /schemas/types.yaml#/definitions/phandle-array
108 description:
109 Halt registers are used to halt transactions of various sub-components
110 within MSS.
111 items:
112 - items:
113 - description: phandle to TCSR_MUTEX registers
114 - description: offset to the Q6 halt register
115 - description: offset to the modem halt register
116 - description: offset to the nc halt register
117
118 qcom,spare-regs:
119 $ref: /schemas/types.yaml#/definitions/phandle-array
120 description:
121 Spare registers are multipurpose registers used for errata
122 handling.
123 items:
124 - items:
125 - description: phandle to TCSR_MUTEX registers
126 - description: offset to the conn_box_spare0 register
127
128 qcom,qmp:
129 $ref: /schemas/types.yaml#/definitions/phandle
130 description: Reference to the AOSS side-channel message RAM.
131
132 qcom,smem-states:
133 $ref: /schemas/types.yaml#/definitions/phandle-array
134 description: States used by the AP to signal the Hexagon core
135 items:
136 - description: Stop the modem
137
138 qcom,smem-state-names:
139 description: The names of the state bits used for SMP2P output
140 const: stop
141
142 glink-edge:
143 $ref: qcom,glink-edge.yaml#
144 unevaluatedProperties: false
145 description:
146 Qualcomm G-Link subnode which represents communication edge, channels
147 and devices related to the DSP.
148
149 properties:
150 interrupts:
151 items:
152 - description: IRQ from MSS to GLINK
153
154 mboxes:
155 items:
156 - description: Mailbox for communication between APPS and MSS
157
158 label:
159 const: modem
160
161 apr: false
162 fastrpc: false
163
164 required:
165 - compatible
166 - reg
167 - reg-names
168 - iommus
169 - interrupts
170 - interrupt-names
171 - clocks
172 - clock-names
173 - power-domains
174 - power-domain-names
175 - resets
176 - reset-names
177 - qcom,halt-regs
178 - qcom,spare-regs
179 - memory-region
180 - qcom,qmp
181 - qcom,smem-states
182 - qcom,smem-state-names
183 - glink-edge
184
185 additionalProperties: false
186
187 examples:
188 - |
189 #include <dt-bindings/clock/qcom,gcc-sc7180.h>
190 #include <dt-bindings/clock/qcom,rpmh.h>
191 #include <dt-bindings/interrupt-controller/arm-gic.h>
192 #include <dt-bindings/power/qcom-rpmpd.h>
193 #include <dt-bindings/reset/qcom,sdm845-aoss.h>
194 #include <dt-bindings/reset/qcom,sdm845-pdc.h>
195
196 remoteproc_mpss: remoteproc@4080000 {
197 compatible = "qcom,sc7180-mss-pil";
198 reg = <0x04080000 0x10000>, <0x04180000 0x48>;
199 reg-names = "qdsp6", "rmb";
200
201 iommus = <&apps_smmu 0x461 0x0>, <&apps_smmu 0x444 0x3>;
202
203 interrupts-extended = <&intc GIC_SPI 264 IRQ_TYPE_EDGE_RISING>,
204 <&modem_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
205 <&modem_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
206 <&modem_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
207 <&modem_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
208 <&modem_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
209
210 interrupt-names = "wdog", "fatal", "ready", "handover",
211 "stop-ack", "shutdown-ack";
212
213 clocks = <&gcc GCC_MSS_CFG_AHB_CLK>,
214 <&gcc GCC_MSS_Q6_MEMNOC_AXI_CLK>,
215 <&gcc GCC_MSS_NAV_AXI_CLK>,
216 <&gcc GCC_MSS_SNOC_AXI_CLK>,
217 <&gcc GCC_MSS_MFAB_AXIS_CLK>,
218 <&rpmhcc RPMH_CXO_CLK>;
219 clock-names = "iface", "bus", "nav", "snoc_axi",
220 "mnoc_axi", "xo";
221
222 power-domains = <&rpmhpd SC7180_CX>,
223 <&rpmhpd SC7180_MX>,
224 <&rpmhpd SC7180_MSS>;
225 power-domain-names = "cx", "mx", "mss";
226
227 memory-region = <&mba_mem>, <&mpss_mem>, <&mdata_mem>;
228
229 qcom,qmp = <&aoss_qmp>;
230
231 qcom,smem-states = <&modem_smp2p_out 0>;
232 qcom,smem-state-names = "stop";
233
234 resets = <&aoss_reset AOSS_CC_MSS_RESTART>,
235 <&pdc_reset PDC_MODEM_SYNC_RESET>;
236 reset-names = "mss_restart", "pdc_reset";
237
238 qcom,halt-regs = <&tcsr_mutex_regs 0x23000 0x25000 0x24000>;
239 qcom,spare-regs = <&tcsr_regs 0xb3e4>;
240
241 glink-edge {
242 interrupts = <GIC_SPI 449 IRQ_TYPE_EDGE_RISING>;
243 mboxes = <&apss_shared 12>;
244 qcom,remote-pid = <1>;
245 label = "modem";
246 };
247 };
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