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$id: http://devicetree.org/schemas/rtc/microchip,mpfs-rtc.yaml#
5
6$schema: http://devicetree.org/meta-schemas/core.yaml#
7
8title: Microchip PolarFire Soc (MPFS) RTC
9
10allOf:
11 - $ref: rtc.yaml#
12
13maintainers:
14 - Daire McNamara <daire.mcnamara@microchip.com>
15
16properties:
17 compatible:
18 oneOf:
19 - items:
20 - const: microchip,pic64gx-rtc
21 - const: microchip,mpfs-rtc
22 - const: microchip,mpfs-rtc
23
24 reg:
25 maxItems: 1
26
27 interrupts:
28 items:
29 - description: |
30 RTC_WAKEUP interrupt
31 - description: |
32 RTC_MATCH, asserted when the content of the Alarm register is equal
33 to that of the RTC's count register.
34
35 clocks:
36 items:
37 - description: |
38 AHB clock
39 - description: |
40 Reference clock: divided by the prescaler to create a time-based
41 strobe (typically 1 Hz) for the calendar counter. By default, the rtc
42 on the PolarFire SoC shares it's reference with MTIMER so this will
43 be a 1 MHz clock.
44
45 clock-names:
46 items:
47 - const: rtc
48 - const: rtcref
49
50required:
51 - compatible
52 - reg
53 - interrupts
54 - clocks
55 - clock-names
56
57additionalProperties: false
58
59examples:
60 - |
61 #include "dt-bindings/clock/microchip,mpfs-clock.h"
62 rtc@20124000 {
63 compatible = "microchip,mpfs-rtc";
64 reg = <0x20124000 0x1000>;
65 clocks = <&clkcfg CLK_RTC>, <&clkcfg CLK_RTCREF>;
66 clock-names = "rtc", "rtcref";
67 interrupts = <80>, <81>;
68 };
69...