Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 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,sc7280-wpss-pil.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Qualcomm SC7280 WPSS 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. WPSS. |
| 15 | |
| 16 | properties: |
| 17 | compatible: |
| 18 | enum: |
| 19 | - qcom,sc7280-wpss-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 | - description: Shutdown acknowledge interrupt |
| 34 | |
| 35 | interrupt-names: |
| 36 | items: |
| 37 | - const: wdog |
| 38 | - const: fatal |
| 39 | - const: ready |
| 40 | - const: handover |
| 41 | - const: stop-ack |
| 42 | - const: shutdown-ack |
| 43 | |
| 44 | clocks: |
| 45 | items: |
| 46 | - description: GCC WPSS AHB BDG Master clock |
| 47 | - description: GCC WPSS AHB clock |
| 48 | - description: GCC WPSS RSCP clock |
| 49 | - description: XO clock |
| 50 | |
| 51 | clock-names: |
| 52 | items: |
| 53 | - const: ahb_bdg |
| 54 | - const: ahb |
| 55 | - const: rscp |
| 56 | - const: xo |
| 57 | |
| 58 | power-domains: |
| 59 | items: |
| 60 | - description: CX power domain |
| 61 | - description: MX power domain |
| 62 | |
| 63 | power-domain-names: |
| 64 | items: |
| 65 | - const: cx |
| 66 | - const: mx |
| 67 | |
| 68 | resets: |
| 69 | items: |
| 70 | - description: AOSS restart |
| 71 | - description: PDC SYNC |
| 72 | |
| 73 | reset-names: |
| 74 | items: |
| 75 | - const: restart |
| 76 | - const: pdc_sync |
| 77 | |
| 78 | memory-region: |
| 79 | maxItems: 1 |
| 80 | description: Reference to the reserved-memory for the Hexagon core |
| 81 | |
| 82 | firmware-name: |
| 83 | $ref: /schemas/types.yaml#/definitions/string |
| 84 | description: |
| 85 | The name of the firmware which should be loaded for this remote |
| 86 | processor. |
| 87 | |
| 88 | qcom,halt-regs: |
| 89 | $ref: /schemas/types.yaml#/definitions/phandle-array |
| 90 | description: |
| 91 | Phandle reference to a syscon representing TCSR followed by the |
| 92 | three offsets within syscon for q6, modem and nc halt registers. |
| 93 | |
| 94 | qcom,qmp: |
| 95 | $ref: /schemas/types.yaml#/definitions/phandle |
| 96 | description: Reference to the AOSS side-channel message RAM. |
| 97 | |
| 98 | qcom,smem-states: |
| 99 | $ref: /schemas/types.yaml#/definitions/phandle-array |
| 100 | description: States used by the AP to signal the Hexagon core |
| 101 | items: |
| 102 | - description: Stop the modem |
| 103 | |
| 104 | qcom,smem-state-names: |
| 105 | description: The names of the state bits used for SMP2P output |
| 106 | const: stop |
| 107 | |
| 108 | glink-edge: |
| 109 | $ref: qcom,glink-edge.yaml# |
| 110 | unevaluatedProperties: false |
| 111 | description: |
| 112 | Qualcomm G-Link subnode which represents communication edge, channels |
| 113 | and devices related to the ADSP. |
| 114 | |
| 115 | properties: |
| 116 | interrupts: |
| 117 | items: |
| 118 | - description: IRQ from WPSS to GLINK |
| 119 | |
| 120 | mboxes: |
| 121 | items: |
| 122 | - description: Mailbox for communication between APPS and WPSS |
| 123 | |
| 124 | label: |
| 125 | items: |
| 126 | - const: wpss |
| 127 | |
| 128 | apr: false |
| 129 | fastrpc: false |
| 130 | |
| 131 | required: |
| 132 | - compatible |
| 133 | - reg |
| 134 | - interrupts |
| 135 | - interrupt-names |
| 136 | - clocks |
| 137 | - clock-names |
| 138 | - power-domains |
| 139 | - power-domain-names |
| 140 | - resets |
| 141 | - reset-names |
| 142 | - qcom,halt-regs |
| 143 | - memory-region |
| 144 | - qcom,qmp |
| 145 | - qcom,smem-states |
| 146 | - qcom,smem-state-names |
| 147 | - glink-edge |
| 148 | |
| 149 | additionalProperties: false |
| 150 | |
| 151 | examples: |
| 152 | - | |
| 153 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 154 | #include <dt-bindings/clock/qcom,gcc-sc7280.h> |
| 155 | #include <dt-bindings/clock/qcom,rpmh.h> |
| 156 | #include <dt-bindings/power/qcom-rpmpd.h> |
| 157 | #include <dt-bindings/reset/qcom,sdm845-aoss.h> |
| 158 | #include <dt-bindings/reset/qcom,sdm845-pdc.h> |
| 159 | #include <dt-bindings/mailbox/qcom-ipcc.h> |
| 160 | remoteproc@8a00000 { |
| 161 | compatible = "qcom,sc7280-wpss-pil"; |
| 162 | reg = <0x08a00000 0x10000>; |
| 163 | |
| 164 | interrupts-extended = <&intc GIC_SPI 587 IRQ_TYPE_EDGE_RISING>, |
| 165 | <&wpss_smp2p_in 0 IRQ_TYPE_EDGE_RISING>, |
| 166 | <&wpss_smp2p_in 1 IRQ_TYPE_EDGE_RISING>, |
| 167 | <&wpss_smp2p_in 2 IRQ_TYPE_EDGE_RISING>, |
| 168 | <&wpss_smp2p_in 3 IRQ_TYPE_EDGE_RISING>, |
| 169 | <&wpss_smp2p_in 7 IRQ_TYPE_EDGE_RISING>; |
| 170 | interrupt-names = "wdog", "fatal", "ready", "handover", |
| 171 | "stop-ack", "shutdown-ack"; |
| 172 | |
| 173 | clocks = <&gcc GCC_WPSS_AHB_BDG_MST_CLK>, |
| 174 | <&gcc GCC_WPSS_AHB_CLK>, |
| 175 | <&gcc GCC_WPSS_RSCP_CLK>, |
| 176 | <&rpmhcc RPMH_CXO_CLK>; |
| 177 | clock-names = "ahb_bdg", "ahb", |
| 178 | "rscp", "xo"; |
| 179 | |
| 180 | power-domains = <&rpmhpd SC7280_CX>, |
| 181 | <&rpmhpd SC7280_MX>; |
| 182 | power-domain-names = "cx", "mx"; |
| 183 | |
| 184 | memory-region = <&wpss_mem>; |
| 185 | |
| 186 | qcom,qmp = <&aoss_qmp>; |
| 187 | |
| 188 | qcom,smem-states = <&wpss_smp2p_out 0>; |
| 189 | qcom,smem-state-names = "stop"; |
| 190 | |
| 191 | resets = <&aoss_reset AOSS_CC_WCSS_RESTART>, |
| 192 | <&pdc_reset PDC_WPSS_SYNC_RESET>; |
| 193 | reset-names = "restart", "pdc_sync"; |
| 194 | |
| 195 | qcom,halt-regs = <&tcsr_mutex 0x37000>; |
| 196 | |
| 197 | glink-edge { |
| 198 | interrupts-extended = <&ipcc IPCC_CLIENT_WPSS |
| 199 | IPCC_MPROC_SIGNAL_GLINK_QMP |
| 200 | IRQ_TYPE_EDGE_RISING>; |
| 201 | mboxes = <&ipcc IPCC_CLIENT_WPSS |
| 202 | IPCC_MPROC_SIGNAL_GLINK_QMP>; |
| 203 | |
| 204 | label = "wpss"; |
| 205 | qcom,remote-pid = <13>; |
| 206 | }; |
| 207 | }; |