Merge tag 'pci-v5.18-changes-2' of git://git.kernel.org/pub/scm/linux/kernel/git...
[sfrench/cifs-2.6.git] / Documentation / devicetree / bindings / pwm / renesas,pwm-rcar.yaml
1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/pwm/renesas,pwm-rcar.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Renesas R-Car PWM Timer Controller
8
9 maintainers:
10   - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
11
12 properties:
13   compatible:
14     items:
15       - enum:
16           - renesas,pwm-r8a7742   # RZ/G1H
17           - renesas,pwm-r8a7743   # RZ/G1M
18           - renesas,pwm-r8a7744   # RZ/G1N
19           - renesas,pwm-r8a7745   # RZ/G1E
20           - renesas,pwm-r8a77470  # RZ/G1C
21           - renesas,pwm-r8a774a1  # RZ/G2M
22           - renesas,pwm-r8a774b1  # RZ/G2N
23           - renesas,pwm-r8a774c0  # RZ/G2E
24           - renesas,pwm-r8a774e1  # RZ/G2H
25           - renesas,pwm-r8a7778   # R-Car M1A
26           - renesas,pwm-r8a7779   # R-Car H1
27           - renesas,pwm-r8a7790   # R-Car H2
28           - renesas,pwm-r8a7791   # R-Car M2-W
29           - renesas,pwm-r8a7794   # R-Car E2
30           - renesas,pwm-r8a7795   # R-Car H3
31           - renesas,pwm-r8a7796   # R-Car M3-W
32           - renesas,pwm-r8a77961  # R-Car M3-W+
33           - renesas,pwm-r8a77965  # R-Car M3-N
34           - renesas,pwm-r8a77970  # R-Car V3M
35           - renesas,pwm-r8a77980  # R-Car V3H
36           - renesas,pwm-r8a77990  # R-Car E3
37           - renesas,pwm-r8a77995  # R-Car D3
38       - const: renesas,pwm-rcar
39
40   reg:
41     # base address and length of the registers block for the PWM.
42     maxItems: 1
43
44   '#pwm-cells':
45     # should be 2. See pwm.yaml in this directory for a description of
46     # the cells format.
47     const: 2
48
49   clocks:
50     # clock phandle and specifier pair.
51     maxItems: 1
52
53   power-domains:
54     maxItems: 1
55
56   resets:
57     maxItems: 1
58
59 required:
60   - compatible
61   - reg
62   - clocks
63   - power-domains
64
65 allOf:
66   - $ref: pwm.yaml#
67
68   - if:
69       not:
70         properties:
71           compatible:
72             contains:
73               enum:
74                 - renesas,pwm-r8a7778
75                 - renesas,pwm-r8a7779
76     then:
77       required:
78         - resets
79
80 additionalProperties: false
81
82 examples:
83   - |
84     #include <dt-bindings/clock/r8a7743-cpg-mssr.h>
85     #include <dt-bindings/power/r8a7743-sysc.h>
86
87     pwm0: pwm@e6e30000 {
88         compatible = "renesas,pwm-r8a7743", "renesas,pwm-rcar";
89         reg = <0xe6e30000 0x8>;
90         clocks = <&cpg CPG_MOD 523>;
91         power-domains = <&sysc R8A7743_PD_ALWAYS_ON>;
92         resets = <&cpg 523>;
93         #pwm-cells = <2>;
94         pinctrl-0 = <&pwm0_pins>;
95         pinctrl-names = "default";
96     };