xref: /freebsd/sys/contrib/device-tree/Bindings/iommu/allwinner,sun50i-h6-iommu.yaml (revision 924226fba12cc9a228c73b956e1b7fa24c60b055) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/iommu/allwinner,sun50i-h6-iommu.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner H6 IOMMU Device Tree Bindings
8
9maintainers:
10  - Chen-Yu Tsai <wens@csie.org>
11  - Maxime Ripard <mripard@kernel.org>
12
13properties:
14  "#iommu-cells":
15    const: 1
16    description:
17      The content of the cell is the master ID.
18
19  compatible:
20    const: allwinner,sun50i-h6-iommu
21
22  reg:
23    maxItems: 1
24
25  interrupts:
26    maxItems: 1
27
28  clocks:
29    maxItems: 1
30
31  resets:
32    maxItems: 1
33
34required:
35  - "#iommu-cells"
36  - compatible
37  - reg
38  - interrupts
39  - clocks
40  - resets
41
42additionalProperties: false
43
44examples:
45  - |
46      #include <dt-bindings/interrupt-controller/arm-gic.h>
47      #include <dt-bindings/interrupt-controller/irq.h>
48
49      #include <dt-bindings/clock/sun50i-h6-ccu.h>
50      #include <dt-bindings/reset/sun50i-h6-ccu.h>
51
52      iommu: iommu@30f0000 {
53          compatible = "allwinner,sun50i-h6-iommu";
54          reg = <0x030f0000 0x10000>;
55          interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
56          clocks = <&ccu CLK_BUS_IOMMU>;
57          resets = <&ccu RST_BUS_IOMMU>;
58          #iommu-cells = <1>;
59      };
60
61...
62