Bindings/rtc/brcm,brcmstb-waketimer.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/rtc/brcm,brcmstb-waketimer.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Broadcom STB wake-up Timer
   8
   9 maintainers:
  10   - Florian Fainelli <[email protected]>
  11
  12 description:
  13   The Broadcom STB wake-up timer provides a 27Mhz resolution timer, with the
  14   ability to wake up the system from low-power suspend/standby modes and
  15   optionally generate RTC alarm interrupts.
  16
  17 allOf:
  18   - $ref: rtc.yaml#
  19
  20 properties:
  21   compatible:
  22     const: brcm,brcmstb-waketimer
  23
  24   reg:
  25     maxItems: 1
  26
  27   interrupts:
  28     minItems: 1
  29     items:
  30       - description: the TIMER interrupt
  31       - description: the ALARM interrupt
  32     description:
  33       The TIMER interrupt wakes the system from low-power suspend/standby modes.
  34       An ALARM interrupt may be specified to interrupt the CPU when an RTC alarm
  35       is enabled.
  36
  37   clocks:
  38     description: clock reference in the 27MHz domain
  39     maxItems: 1
  40
  41 additionalProperties: false
  42
  43 examples:
  44   - |
  45     rtc@f041a080 {
  46         compatible = "brcm,brcmstb-waketimer";
  47         reg = <0xf041a080 0x14>;
  48         interrupts-extended = <&aon_pm_l2_intc 0x04>,
  49                               <&upg_aux_aon_intr2_intc 0x08>;
  50         clocks = <&upg_fixed>;
  51     };