xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/pwm/renesas,pwm-rcar.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/pwm/renesas,pwm-rcar.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Renesas R-Car PWM Timer Controller
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyunproperties:
13*4882a593Smuzhiyun  compatible:
14*4882a593Smuzhiyun    items:
15*4882a593Smuzhiyun      - enum:
16*4882a593Smuzhiyun          - renesas,pwm-r8a7742   # RZ/G1H
17*4882a593Smuzhiyun          - renesas,pwm-r8a7743   # RZ/G1M
18*4882a593Smuzhiyun          - renesas,pwm-r8a7744   # RZ/G1N
19*4882a593Smuzhiyun          - renesas,pwm-r8a7745   # RZ/G1E
20*4882a593Smuzhiyun          - renesas,pwm-r8a77470  # RZ/G1C
21*4882a593Smuzhiyun          - renesas,pwm-r8a774a1  # RZ/G2M
22*4882a593Smuzhiyun          - renesas,pwm-r8a774b1  # RZ/G2N
23*4882a593Smuzhiyun          - renesas,pwm-r8a774c0  # RZ/G2E
24*4882a593Smuzhiyun          - renesas,pwm-r8a774e1  # RZ/G2H
25*4882a593Smuzhiyun          - renesas,pwm-r8a7778   # R-Car M1A
26*4882a593Smuzhiyun          - renesas,pwm-r8a7779   # R-Car H1
27*4882a593Smuzhiyun          - renesas,pwm-r8a7790   # R-Car H2
28*4882a593Smuzhiyun          - renesas,pwm-r8a7791   # R-Car M2-W
29*4882a593Smuzhiyun          - renesas,pwm-r8a7794   # R-Car E2
30*4882a593Smuzhiyun          - renesas,pwm-r8a7795   # R-Car H3
31*4882a593Smuzhiyun          - renesas,pwm-r8a7796   # R-Car M3-W
32*4882a593Smuzhiyun          - renesas,pwm-r8a77961  # R-Car M3-W+
33*4882a593Smuzhiyun          - renesas,pwm-r8a77965  # R-Car M3-N
34*4882a593Smuzhiyun          - renesas,pwm-r8a77970  # R-Car V3M
35*4882a593Smuzhiyun          - renesas,pwm-r8a77980  # R-Car V3H
36*4882a593Smuzhiyun          - renesas,pwm-r8a77990  # R-Car E3
37*4882a593Smuzhiyun          - renesas,pwm-r8a77995  # R-Car D3
38*4882a593Smuzhiyun      - const: renesas,pwm-rcar
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun  reg:
41*4882a593Smuzhiyun    # base address and length of the registers block for the PWM.
42*4882a593Smuzhiyun    maxItems: 1
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun  '#pwm-cells':
45*4882a593Smuzhiyun    # should be 2. See pwm.yaml in this directory for a description of
46*4882a593Smuzhiyun    # the cells format.
47*4882a593Smuzhiyun    const: 2
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun  clocks:
50*4882a593Smuzhiyun    # clock phandle and specifier pair.
51*4882a593Smuzhiyun    maxItems: 1
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun  power-domains:
54*4882a593Smuzhiyun    maxItems: 1
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun  resets:
57*4882a593Smuzhiyun    maxItems: 1
58*4882a593Smuzhiyun
59*4882a593Smuzhiyunrequired:
60*4882a593Smuzhiyun  - compatible
61*4882a593Smuzhiyun  - reg
62*4882a593Smuzhiyun  - '#pwm-cells'
63*4882a593Smuzhiyun  - clocks
64*4882a593Smuzhiyun
65*4882a593SmuzhiyunadditionalProperties: false
66*4882a593Smuzhiyun
67*4882a593Smuzhiyunexamples:
68*4882a593Smuzhiyun  - |
69*4882a593Smuzhiyun    #include <dt-bindings/clock/r8a7743-cpg-mssr.h>
70*4882a593Smuzhiyun    #include <dt-bindings/power/r8a7743-sysc.h>
71*4882a593Smuzhiyun
72*4882a593Smuzhiyun    pwm0: pwm@e6e30000 {
73*4882a593Smuzhiyun        compatible = "renesas,pwm-r8a7743", "renesas,pwm-rcar";
74*4882a593Smuzhiyun        reg = <0xe6e30000 0x8>;
75*4882a593Smuzhiyun        clocks = <&cpg CPG_MOD 523>;
76*4882a593Smuzhiyun        power-domains = <&sysc R8A7743_PD_ALWAYS_ON>;
77*4882a593Smuzhiyun        resets = <&cpg 523>;
78*4882a593Smuzhiyun        #pwm-cells = <2>;
79*4882a593Smuzhiyun        pinctrl-0 = <&pwm0_pins>;
80*4882a593Smuzhiyun        pinctrl-names = "default";
81*4882a593Smuzhiyun    };
82