linux-loongson/Documentation/devicetree/bindings/timer/ti,keystone-timer.yaml
Rob Herring (Arm) 4d54b0b401 dt-bindings: timer: Convert ti,keystone-timer to DT schema
Convert the TI Keystone Timer binding to DT schema format. It's a
straight-forward conversion.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250506022330.2589598-1-robh@kernel.org
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
2025-05-16 11:10:34 +02:00

64 lines
1.4 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/ti,keystone-timer.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: TI Keystone timer
maintainers:
- Alexander A. Klimov <grandmaster@al2klimov.de>
- Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
description: >
A 64-bit timer in the KeyStone architecture devices. The timer can be
configured as a general-purpose 64-bit timer, dual general-purpose 32-bit
timers. When configured as dual 32-bit timers, each half can operate in
conjunction (chain mode) or independently (unchained mode) of each other.
It is global timer is a free running up-counter and can generate interrupt
when the counter reaches preset counter values.
Documentation:
https://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf
properties:
compatible:
const: ti,keystone-timer
reg:
maxItems: 1
interrupts:
maxItems: 1
interrupt-names:
items:
- const: irq
clocks:
maxItems: 1
clock-names:
items:
- const: timer
required:
- compatible
- reg
- interrupts
- clocks
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
timer@22f0000 {
compatible = "ti,keystone-timer";
reg = <0x022f0000 0x80>;
interrupts = <110 IRQ_TYPE_EDGE_RISING>;
clocks = <&clktimer15>;
};