Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.txt

   1 Binding for the Qualcomm APCS global block
   2 ==========================================
   3
   4 This binding describes the APCS "global" block found in various Qualcomm
   5 platforms.
   6
   7 - compatible:
   8         Usage: required
   9         Value type: <string>
  10         Definition: must be one of:
  11                     "qcom,msm8916-apcs-kpss-global",
  12                     "qcom,msm8996-apcs-hmss-global"
  13
  14 - reg:
  15         Usage: required
  16         Value type: <prop-encoded-array>
  17         Definition: must specify the base address and size of the global block
  18
  19 - #mbox-cells:
  20         Usage: required
  21         Value type: <u32>
  22         Definition: as described in mailbox.txt, must be 1
  23
  24
  25 = EXAMPLE
  26 The following example describes the APCS HMSS found in MSM8996 and part of the
  27 GLINK RPM referencing the "rpm_hlos" doorbell therein.
  28
  29         apcs_glb: mailbox@9820000 {
  30                 compatible = "qcom,msm8996-apcs-hmss-global";
  31                 reg = <0x9820000 0x1000>;
  32
  33                 #mbox-cells = <1>;
  34         };
  35
  36         rpm-glink {
  37                 compatible = "qcom,glink-rpm";
  38
  39                 interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
  40
  41                 qcom,rpm-msg-ram = <&rpm_msg_ram>;
  42
  43                 mboxes = <&apcs_glb 0>;
  44                 mbox-names = "rpm_hlos";
  45         };
  46