tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/timer/realtek,rtd1625-systimer.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Realtek System Timer
8
9maintainers:
10 - Hao-Wen Ting <haowen.ting@realtek.com>
11
12description:
13 The Realtek SYSTIMER (System Timer) is a 64-bit global hardware counter operating
14 at a fixed 1MHz frequency. Thanks to its compare match interrupt capability,
15 the timer natively supports oneshot mode for tick broadcast functionality.
16
17properties:
18 compatible:
19 oneOf:
20 - const: realtek,rtd1625-systimer
21 - items:
22 - const: realtek,rtd1635-systimer
23 - const: realtek,rtd1625-systimer
24
25 reg:
26 maxItems: 1
27
28 interrupts:
29 maxItems: 1
30
31required:
32 - compatible
33 - reg
34 - interrupts
35
36additionalProperties: false
37
38examples:
39 - |
40 #include <dt-bindings/interrupt-controller/arm-gic.h>
41
42 timer@89420 {
43 compatible = "realtek,rtd1635-systimer",
44 "realtek,rtd1625-systimer";
45 reg = <0x89420 0x18>;
46 interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
47 };