1 # SPDX-License-Identifier: (GPL-2.0-only OR BS
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/timer/renes
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Renesas OS Timer (OSTM)
8
9 maintainers:
10 - Chris Brandt <chris.brandt@renesas.com>
11 - Geert Uytterhoeven <geert+renesas@glider.be
12
13 description:
14 The OSTM is a multi-channel 32-bit timer/cou
15 can operate in either interval count down ti
16 mode.
17
18 Channels are independent from each other.
19
20 properties:
21 compatible:
22 items:
23 - enum:
24 - renesas,r7s72100-ostm # RZ/A1H
25 - renesas,r7s9210-ostm # RZ/A2M
26 - renesas,r9a07g043-ostm # RZ/G2UL a
27 - renesas,r9a07g044-ostm # RZ/G2{L,L
28 - renesas,r9a07g054-ostm # RZ/V2L
29 - renesas,r9a09g057-ostm # RZ/V2H(P)
30 - const: renesas,ostm # Generic
31
32 reg:
33 maxItems: 1
34
35 interrupts:
36 maxItems: 1
37
38 clocks:
39 maxItems: 1
40
41 power-domains:
42 maxItems: 1
43
44 resets:
45 maxItems: 1
46
47 required:
48 - compatible
49 - reg
50 - interrupts
51 - clocks
52 - power-domains
53
54 if:
55 properties:
56 compatible:
57 contains:
58 enum:
59 - renesas,r9a07g043-ostm
60 - renesas,r9a07g044-ostm
61 - renesas,r9a07g054-ostm
62 - renesas,r9a09g057-ostm
63 then:
64 required:
65 - resets
66
67 additionalProperties: false
68
69 examples:
70 - |
71 #include <dt-bindings/clock/r7s72100-clock
72 #include <dt-bindings/interrupt-controller
73 ostm0: timer@fcfec000 {
74 compatible = "renesas,r7s72100-ost
75 reg = <0xfcfec000 0x30>;
76 interrupts = <GIC_SPI 102 IRQ_TYPE
77 clocks = <&mstp5_clks R7S72100_CLK
78 power-domains = <&cpg_clocks>;
79 };
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