xref: /freebsd/sys/contrib/device-tree/Bindings/soc/imx/fsl,imx8mm-vpu-blk-ctrl.yaml (revision b197d4b893974c9eb4d7b38704c6d5c486235d6f) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/soc/imx/fsl,imx8mm-vpu-blk-ctrl.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: NXP i.MX8MM VPU blk-ctrl
8
9maintainers:
10  - Lucas Stach <l.stach@pengutronix.de>
11
12description:
13  The i.MX8MM VPU blk-ctrl is a top-level peripheral providing access to
14  the NoC and ensuring proper power sequencing of the VPU peripherals
15  located in the VPU domain of the SoC.
16
17properties:
18  compatible:
19    items:
20      - const: fsl,imx8mm-vpu-blk-ctrl
21      - const: syscon
22
23  reg:
24    maxItems: 1
25
26  '#power-domain-cells':
27    const: 1
28
29  power-domains:
30    minItems: 4
31    maxItems: 4
32
33  power-domain-names:
34    items:
35      - const: bus
36      - const: g1
37      - const: g2
38      - const: h1
39
40  clocks:
41    minItems: 3
42    maxItems: 3
43
44  clock-names:
45    items:
46      - const: g1
47      - const: g2
48      - const: h1
49
50required:
51  - compatible
52  - reg
53  - power-domains
54  - power-domain-names
55  - clocks
56  - clock-names
57
58additionalProperties: false
59
60examples:
61  - |
62    #include <dt-bindings/clock/imx8mm-clock.h>
63    #include <dt-bindings/power/imx8mm-power.h>
64
65    vpu_blk_ctrl: blk-ctrl@38330000 {
66      compatible = "fsl,imx8mm-vpu-blk-ctrl", "syscon";
67      reg = <0x38330000 0x100>;
68      power-domains = <&pgc_vpumix>, <&pgc_vpu_g1>,
69                      <&pgc_vpu_g2>, <&pgc_vpu_h1>;
70      power-domain-names = "bus", "g1", "g2", "h1";
71      clocks = <&clk IMX8MM_CLK_VPU_G1_ROOT>,
72               <&clk IMX8MM_CLK_VPU_G2_ROOT>,
73               <&clk IMX8MM_CLK_VPU_H1_ROOT>;
74      clock-names = "g1", "g2", "h1";
75      #power-domain-cells = <1>;
76    };
77