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$id: http://devicetree.org/schemas/timer/fsl,gtm.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale General-purpose Timers Module
8
9maintainers:
10 - J. Neuschäfer <j.ne@posteo.net>
11
12properties:
13 compatible:
14 oneOf:
15 # for SoC GTMs
16 - items:
17 - enum:
18 - fsl,mpc8308-gtm
19 - fsl,mpc8313-gtm
20 - fsl,mpc8315-gtm
21 - fsl,mpc8360-gtm
22 - const: fsl,gtm
23
24 # for QE GTMs
25 - items:
26 - enum:
27 - fsl,mpc8360-qe-gtm
28 - fsl,mpc8569-qe-gtm
29 - const: fsl,qe-gtm
30 - const: fsl,gtm
31
32 # for CPM2 GTMs (no known examples)
33 - items:
34 # - enum:
35 # - fsl,<chip>-cpm2-gtm
36 - const: fsl,cpm2-gtm
37 - const: fsl,gtm
38
39 reg:
40 maxItems: 1
41
42 interrupts:
43 items:
44 - description: Interrupt for timer 1 (e.g. GTM1 or GTM5)
45 - description: Interrupt for timer 2 (e.g. GTM2 or GTM6)
46 - description: Interrupt for timer 3 (e.g. GTM3 or GTM7)
47 - description: Interrupt for timer 4 (e.g. GTM4 or GTM8)
48
49 clock-frequency: true
50
51required:
52 - compatible
53 - reg
54 - interrupts
55 - clock-frequency
56
57additionalProperties: false
58
59examples:
60 - |
61 #include <dt-bindings/interrupt-controller/irq.h>
62
63 timer@500 {
64 compatible = "fsl,mpc8360-gtm", "fsl,gtm";
65 reg = <0x500 0x40>;
66 interrupts = <90 IRQ_TYPE_LEVEL_LOW>,
67 <78 IRQ_TYPE_LEVEL_LOW>,
68 <84 IRQ_TYPE_LEVEL_LOW>,
69 <72 IRQ_TYPE_LEVEL_LOW>;
70 /* filled by u-boot */
71 clock-frequency = <0>;
72 };
73
74 - |
75 timer@440 {
76 compatible = "fsl,mpc8360-qe-gtm", "fsl,qe-gtm", "fsl,gtm";
77 reg = <0x440 0x40>;
78 interrupts = <12>, <13>, <14>, <15>;
79 /* filled by u-boot */
80 clock-frequency = <0>;
81 };
82
83...