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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/rtc/brcm,brcmstb-waketimer.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Broadcom STB wake-up Timer
maintainers:
- Florian Fainelli <f.fainelli@gmail.com>
description:
The Broadcom STB wake-up timer provides a 27Mhz resolution timer, with the
ability to wake up the system from low-power suspend/standby modes and
optionally generate RTC alarm interrupts.
allOf:
- $ref: "rtc.yaml#"
properties:
compatible:
const: brcm,brcmstb-waketimer
reg:
maxItems: 1
interrupts:
minItems: 1
items:
- description: the TIMER interrupt
- description: the ALARM interrupt
description:
The TIMER interrupt wakes the system from low-power suspend/standby modes.
An ALARM interrupt may be specified to interrupt the CPU when an RTC alarm
is enabled.
clocks:
description: clock reference in the 27MHz domain
maxItems: 1
additionalProperties: false
examples:
- |
rtc@f041a080 {
compatible = "brcm,brcmstb-waketimer";
reg = <0xf041a080 0x14>;
interrupts-extended = <&aon_pm_l2_intc 0x04>,
<&upg_aux_aon_intr2_intc 0x08>;
clocks = <&upg_fixed>;
};
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