bindings/rtc/atmel%2Cat91sam9260-rtt.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/rtc/atmel,at91sam9260-rtt.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Atmel AT91 RTT
11   - $ref: rtc.yaml#
14   - Alexandre Belloni <alexandre.belloni@bootlin.com>
19       - items:
20           - const: atmel,at91sam9260-rtt
21       - items:
22           - const: microchip,sam9x60-rtt
23           - const: atmel,at91sam9260-rtt
24       - items:
25           - const: microchip,sama7g5-rtt
26           - const: microchip,sam9x60-rtt
27           - const: atmel,at91sam9260-rtt
29   reg:
38   atmel,rtt-rtc-time-reg:
39     $ref: /schemas/types.yaml#/definitions/phandle-array
41       - items:
42           - description: Phandle to the GPBR node.
43           - description: Offset within the GPBR block.
45       Should encode the GPBR register used to store the time base when the
46       RTT is used as an RTC. The first cell should point to the GPBR node
48       other words, the GPBR register used to store the time base).
51   - compatible
52   - reg
53   - interrupts
54   - clocks
55   - atmel,rtt-rtc-time-reg
60   - |
61     #include <dt-bindings/interrupt-controller/irq.h>
63     rtc@fffffd20 {
64         compatible = "atmel,at91sam9260-rtt";
65         reg = <0xfffffd20 0x10>;
68         atmel,rtt-rtc-time-reg = <&gpbr 0x0>;