Documentation/devicetree/bindings/arm/mstar/mstar,smpctrl.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 # Copyright 2020 thingy.jp.
   3 %YAML 1.2
   4 ---
   5 $id: "http://devicetree.org/schemas/arm/mstar/mstar,smpctrl.yaml#"
   6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
   7
   8 title: MStar/SigmaStar Armv7 SoC SMP control registers
   9
  10 maintainers:
  11   - Daniel Palmer <daniel@thingy.jp>
  12
  13 description: |
  14   MStar/SigmaStar's Armv7 SoCs that have more than one processor
  15   have a region of registers that allow setting the boot address
  16   and a magic number that allows secondary processors to leave
  17   the loop they are parked in by the boot ROM.
  18
  19 properties:
  20   compatible:
  21     items:
  22       - enum:
  23           - sstar,ssd201-smpctrl # SSD201/SSD202D
  24       - const: mstar,smpctrl
  25
  26   reg:
  27     maxItems: 1
  28
  29 required:
  30   - compatible
  31   - reg
  32
  33 additionalProperties: false
  34
  35 examples:
  36   - |
  37     smpctrl@204000 {
  38         compatible = "sstar,ssd201-smpctrl", "mstar,smpctrl";
  39         reg = <0x204000 0x200>;
  40     };