Documentation/devicetree/bindings/remoteproc/qcom,sm6375-pas.yaml

   1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/remoteproc/qcom,sm6375-pas.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm SM6375 Peripheral Authentication Service
   8
   9 maintainers:
  10   - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
  11
  12 description:
  13   Qualcomm SM6375 SoC Peripheral Authentication Service loads and boots
  14   firmware on the Qualcomm DSP Hexagon cores.
  15
  16 properties:
  17   compatible:
  18     enum:
  19       - qcom,sm6375-adsp-pas
  20       - qcom,sm6375-cdsp-pas
  21       - qcom,sm6375-mpss-pas
  22
  23   reg:
  24     maxItems: 1
  25
  26   clocks:
  27     items:
  28       - description: XO clock
  29
  30   clock-names:
  31     items:
  32       - const: xo
  33
  34   memory-region:
  35     maxItems: 1
  36     description: Reference to the reserved-memory for the Hexagon core
  37
  38   firmware-name:
  39     $ref: /schemas/types.yaml#/definitions/string
  40     description: Firmware name for the Hexagon core
  41
  42   smd-edge: false
  43
  44 required:
  45   - compatible
  46   - reg
  47
  48 allOf:
  49   - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
  50   - if:
  51       properties:
  52         compatible:
  53           enum:
  54             - qcom,sm6375-adsp-pas
  55             - qcom,sm6375-cdsp-pas
  56     then:
  57       properties:
  58         interrupts:
  59           maxItems: 5
  60         interrupt-names:
  61           maxItems: 5
  62     else:
  63       properties:
  64         interrupts:
  65           minItems: 6
  66         interrupt-names:
  67           minItems: 6
  68
  69   - if:
  70       properties:
  71         compatible:
  72           enum:
  73             - qcom,sm6375-adsp-pas
  74     then:
  75       properties:
  76         power-domains:
  77           items:
  78             - description: LCX power domain
  79             - description: LMX power domain
  80         power-domain-names:
  81           items:
  82             - const: lcx
  83             - const: lmx
  84
  85   - if:
  86       properties:
  87         compatible:
  88           enum:
  89             - qcom,sm6375-cdsp-pas
  90             - qcom,sm6375-mpss-pas
  91     then:
  92       properties:
  93         power-domains:
  94           items:
  95             - description: CX power domain
  96         power-domain-names:
  97           items:
  98             - const: cx
  99
 100 unevaluatedProperties: false
 101
 102 examples:
 103   - |
 104     #include <dt-bindings/clock/qcom,rpmcc.h>
 105     #include <dt-bindings/interrupt-controller/arm-gic.h>
 106     #include <dt-bindings/mailbox/qcom-ipcc.h>
 107     #include <dt-bindings/power/qcom-rpmpd.h>
 108
 109     remoteproc_adsp: remoteproc@a400000 {
 110         compatible = "qcom,sm6375-adsp-pas";
 111         reg = <0x0a400000 0x100>;
 112
 113         interrupts-extended = <&intc GIC_SPI 282 IRQ_TYPE_LEVEL_HIGH>,
 114                               <&smp2p_adsp_in 0 IRQ_TYPE_EDGE_RISING>,
 115                               <&smp2p_adsp_in 1 IRQ_TYPE_EDGE_RISING>,
 116                               <&smp2p_adsp_in 2 IRQ_TYPE_EDGE_RISING>,
 117                               <&smp2p_adsp_in 3 IRQ_TYPE_EDGE_RISING>;
 118         interrupt-names = "wdog", "fatal", "ready",
 119                           "handover", "stop-ack";
 120
 121         clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>;
 122         clock-names = "xo";
 123
 124         power-domains = <&rpmpd SM6375_VDD_LPI_CX>,
 125                         <&rpmpd SM6375_VDD_LPI_MX>;
 126         power-domain-names = "lcx", "lmx";
 127
 128         memory-region = <&pil_adsp_mem>;
 129
 130         qcom,smem-states = <&smp2p_adsp_out 0>;
 131         qcom,smem-state-names = "stop";
 132
 133         glink-edge {
 134             interrupts-extended = <&ipcc IPCC_CLIENT_LPASS
 135                                          IPCC_MPROC_SIGNAL_GLINK_QMP
 136                                          IRQ_TYPE_EDGE_RISING>;
 137             mboxes = <&ipcc IPCC_CLIENT_LPASS
 138                             IPCC_MPROC_SIGNAL_GLINK_QMP>;
 139
 140             label = "lpass";
 141             qcom,remote-pid = <2>;
 142
 143             /* ... */
 144         };
 145     };