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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,sdm845-adsp-pil.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm SDM845 ADSP Peripheral Image Loader
8
9 maintainers:
10 - Bjorn Andersson <bjorn.andersson@linaro.org>
11
12 description:
13 This document defines the binding for a component that loads and boots firmware
14 on the Qualcomm Technology Inc. ADSP.
15
16 properties:
17 compatible:
18 enum:
19 - qcom,sdm845-adsp-pil
20
21 reg:
22 maxItems: 1
23 description:
24 The base address and size of the qdsp6ss register
25
26 interrupts:
27 items:
28 - description: Watchdog interrupt
29 - description: Fatal interrupt
30 - description: Ready interrupt
31 - description: Handover interrupt
32 - description: Stop acknowledge interrupt
33
34 interrupt-names:
35 items:
36 - const: wdog
37 - const: fatal
38 - const: ready
39 - const: handover
40 - const: stop-ack
41
42 clocks:
43 items:
44 - description: XO clock
45 - description: SWAY clock
46 - description: LPASS AHBS AON clock
47 - description: LPASS AHBM AON clock
48 - description: QDSP XO clock
49 - description: Q6SP6SS SLEEP clock
50 - description: Q6SP6SS CORE clock
51
52 clock-names:
53 items:
54 - const: xo
55 - const: sway_cbcr
56 - const: lpass_ahbs_aon_cbcr
57 - const: lpass_ahbm_aon_cbcr
58 - const: qdsp6ss_xo
59 - const: qdsp6ss_sleep
60 - const: qdsp6ss_core
61
62 power-domains:
63 items:
64 - description: CX power domain
65
66 resets:
67 items:
68 - description: PDC AUDIO SYNC RESET
69 - description: CC LPASS restart
70
71 reset-names:
72 items:
73 - const: pdc_sync
74 - const: cc_lpass
75
76 memory-region:
77 maxItems: 1
78 description: Reference to the reserved-memory for the Hexagon core
79
80 qcom,halt-regs:
81 $ref: /schemas/types.yaml#/definitions/phandle-array
82 description:
83 Phandle reference to a syscon representing TCSR followed by the
84 three offsets within syscon for q6, modem and nc halt registers.
85
86 qcom,smem-states:
87 $ref: /schemas/types.yaml#/definitions/phandle-array
88 description: States used by the AP to signal the Hexagon core
89 items:
90 - description: Stop the modem
91
92 qcom,smem-state-names:
93 description: The names of the state bits used for SMP2P output
94 items:
95 - const: stop
96
97 required:
98 - compatible
99 - reg
100 - interrupts
101 - interrupt-names
102 - clocks
103 - clock-names
104 - power-domains
105 - resets
106 - reset-names
107 - qcom,halt-regs
108 - memory-region
109 - qcom,smem-states
110 - qcom,smem-state-names
111
112 additionalProperties: false
113
114 examples:
115 - |
116 #include <dt-bindings/interrupt-controller/arm-gic.h>
117 #include <dt-bindings/clock/qcom,rpmh.h>
118 #include <dt-bindings/clock/qcom,gcc-sdm845.h>
119 #include <dt-bindings/clock/qcom,lpass-sdm845.h>
120 #include <dt-bindings/power/qcom-rpmpd.h>
121 #include <dt-bindings/reset/qcom,sdm845-pdc.h>
122 #include <dt-bindings/reset/qcom,sdm845-aoss.h>
123 remoteproc@17300000 {
124 compatible = "qcom,sdm845-adsp-pil";
125 reg = <0x17300000 0x40c>;
126
127 interrupts-extended = <&intc GIC_SPI 162 IRQ_TYPE_EDGE_RISING>,
128 <&adsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
129 <&adsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
130 <&adsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
131 <&adsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
132 interrupt-names = "wdog", "fatal", "ready",
133 "handover", "stop-ack";
134
135 clocks = <&rpmhcc RPMH_CXO_CLK>,
136 <&gcc GCC_LPASS_SWAY_CLK>,
137 <&lpasscc LPASS_Q6SS_AHBS_AON_CLK>,
138 <&lpasscc LPASS_Q6SS_AHBM_AON_CLK>,
139 <&lpasscc LPASS_QDSP6SS_XO_CLK>,
140 <&lpasscc LPASS_QDSP6SS_SLEEP_CLK>,
141 <&lpasscc LPASS_QDSP6SS_CORE_CLK>;
142 clock-names = "xo", "sway_cbcr",
143 "lpass_ahbs_aon_cbcr",
144 "lpass_ahbm_aon_cbcr", "qdsp6ss_xo",
145 "qdsp6ss_sleep", "qdsp6ss_core";
146
147 power-domains = <&rpmhpd SDM845_CX>;
148
149 resets = <&pdc_reset PDC_AUDIO_SYNC_RESET>,
150 <&aoss_reset AOSS_CC_LPASS_RESTART>;
151 reset-names = "pdc_sync", "cc_lpass";
152
153 qcom,halt-regs = <&tcsr_mutex_regs 0x22000>;
154
155 memory-region = <&pil_adsp_mem>;
156
157 qcom,smem-states = <&adsp_smp2p_out 0>;
158 qcom,smem-state-names = "stop";
159 };