xref: /freebsd/sys/contrib/device-tree/Bindings/dma/renesas,usb-dmac.yaml (revision cb7aa33ac6cd46a5434798e50363136e64f3ae98)
1c66ec88fSEmmanuel Vadot# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2c66ec88fSEmmanuel Vadot%YAML 1.2
3c66ec88fSEmmanuel Vadot---
4c66ec88fSEmmanuel Vadot$id: http://devicetree.org/schemas/dma/renesas,usb-dmac.yaml#
5c66ec88fSEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml#
6c66ec88fSEmmanuel Vadot
7c66ec88fSEmmanuel Vadottitle: Renesas USB DMA Controller
8c66ec88fSEmmanuel Vadot
9c66ec88fSEmmanuel Vadotmaintainers:
10c66ec88fSEmmanuel Vadot  - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
11c66ec88fSEmmanuel Vadot
12c66ec88fSEmmanuel VadotallOf:
13*cb7aa33aSEmmanuel Vadot  - $ref: dma-controller.yaml#
14c66ec88fSEmmanuel Vadot
15c66ec88fSEmmanuel Vadotproperties:
16c66ec88fSEmmanuel Vadot  compatible:
17c66ec88fSEmmanuel Vadot    items:
18c66ec88fSEmmanuel Vadot      - enum:
19c66ec88fSEmmanuel Vadot          - renesas,r8a7742-usb-dmac  # RZ/G1H
20c66ec88fSEmmanuel Vadot          - renesas,r8a7743-usb-dmac  # RZ/G1M
21c66ec88fSEmmanuel Vadot          - renesas,r8a7744-usb-dmac  # RZ/G1N
22c66ec88fSEmmanuel Vadot          - renesas,r8a7745-usb-dmac  # RZ/G1E
23c66ec88fSEmmanuel Vadot          - renesas,r8a77470-usb-dmac # RZ/G1C
24c66ec88fSEmmanuel Vadot          - renesas,r8a774a1-usb-dmac # RZ/G2M
25c66ec88fSEmmanuel Vadot          - renesas,r8a774b1-usb-dmac # RZ/G2N
26c66ec88fSEmmanuel Vadot          - renesas,r8a774c0-usb-dmac # RZ/G2E
27c66ec88fSEmmanuel Vadot          - renesas,r8a774e1-usb-dmac # RZ/G2H
28c66ec88fSEmmanuel Vadot          - renesas,r8a7790-usb-dmac  # R-Car H2
29c66ec88fSEmmanuel Vadot          - renesas,r8a7791-usb-dmac  # R-Car M2-W
30c66ec88fSEmmanuel Vadot          - renesas,r8a7793-usb-dmac  # R-Car M2-N
31c66ec88fSEmmanuel Vadot          - renesas,r8a7794-usb-dmac  # R-Car E2
32c66ec88fSEmmanuel Vadot          - renesas,r8a7795-usb-dmac  # R-Car H3
33c66ec88fSEmmanuel Vadot          - renesas,r8a7796-usb-dmac  # R-Car M3-W
34c66ec88fSEmmanuel Vadot          - renesas,r8a77961-usb-dmac # R-Car M3-W+
35c66ec88fSEmmanuel Vadot          - renesas,r8a77965-usb-dmac # R-Car M3-N
36c66ec88fSEmmanuel Vadot          - renesas,r8a77990-usb-dmac # R-Car E3
37c66ec88fSEmmanuel Vadot          - renesas,r8a77995-usb-dmac # R-Car D3
38c66ec88fSEmmanuel Vadot      - const: renesas,usb-dmac
39c66ec88fSEmmanuel Vadot
40c66ec88fSEmmanuel Vadot  reg:
41c66ec88fSEmmanuel Vadot    maxItems: 1
42c66ec88fSEmmanuel Vadot
43c66ec88fSEmmanuel Vadot  interrupts:
44c66ec88fSEmmanuel Vadot    minItems: 2
45c66ec88fSEmmanuel Vadot    maxItems: 2
46c66ec88fSEmmanuel Vadot
47c66ec88fSEmmanuel Vadot  interrupt-names:
48c66ec88fSEmmanuel Vadot    items:
49c66ec88fSEmmanuel Vadot      - pattern: ch0
50c66ec88fSEmmanuel Vadot      - pattern: ch1
51c66ec88fSEmmanuel Vadot
52c66ec88fSEmmanuel Vadot  clocks:
53c66ec88fSEmmanuel Vadot    maxItems: 1
54c66ec88fSEmmanuel Vadot
55c66ec88fSEmmanuel Vadot  '#dma-cells':
56c66ec88fSEmmanuel Vadot    const: 1
57c66ec88fSEmmanuel Vadot    description:
58c66ec88fSEmmanuel Vadot      The cell specifies the channel number of the DMAC port connected to
59c66ec88fSEmmanuel Vadot      the DMA client.
60c66ec88fSEmmanuel Vadot
61c66ec88fSEmmanuel Vadot  dma-channels:
62c66ec88fSEmmanuel Vadot    const: 2
63c66ec88fSEmmanuel Vadot
64c66ec88fSEmmanuel Vadot  iommus:
65c66ec88fSEmmanuel Vadot    minItems: 2
66c66ec88fSEmmanuel Vadot    maxItems: 2
67c66ec88fSEmmanuel Vadot
68c66ec88fSEmmanuel Vadot  power-domains:
69c66ec88fSEmmanuel Vadot    maxItems: 1
70c66ec88fSEmmanuel Vadot
71c66ec88fSEmmanuel Vadot  resets:
72c66ec88fSEmmanuel Vadot    maxItems: 1
73c66ec88fSEmmanuel Vadot
74c66ec88fSEmmanuel Vadotrequired:
75c66ec88fSEmmanuel Vadot  - compatible
76c66ec88fSEmmanuel Vadot  - reg
77c66ec88fSEmmanuel Vadot  - interrupts
78c66ec88fSEmmanuel Vadot  - interrupt-names
79c66ec88fSEmmanuel Vadot  - clocks
80c66ec88fSEmmanuel Vadot  - '#dma-cells'
81c66ec88fSEmmanuel Vadot  - dma-channels
82c66ec88fSEmmanuel Vadot  - power-domains
83c66ec88fSEmmanuel Vadot  - resets
84c66ec88fSEmmanuel Vadot
85c66ec88fSEmmanuel VadotadditionalProperties: false
86c66ec88fSEmmanuel Vadot
87c66ec88fSEmmanuel Vadotexamples:
88c66ec88fSEmmanuel Vadot  - |
89c66ec88fSEmmanuel Vadot    #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
90c66ec88fSEmmanuel Vadot    #include <dt-bindings/interrupt-controller/arm-gic.h>
91c66ec88fSEmmanuel Vadot    #include <dt-bindings/power/r8a7790-sysc.h>
92c66ec88fSEmmanuel Vadot
93c66ec88fSEmmanuel Vadot    usb_dmac0: dma-controller@e65a0000 {
94c66ec88fSEmmanuel Vadot        compatible = "renesas,r8a7790-usb-dmac", "renesas,usb-dmac";
95c66ec88fSEmmanuel Vadot        reg = <0xe65a0000 0x100>;
96c66ec88fSEmmanuel Vadot        interrupts = <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
97c66ec88fSEmmanuel Vadot                     <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>;
98c66ec88fSEmmanuel Vadot        interrupt-names = "ch0", "ch1";
99c66ec88fSEmmanuel Vadot        clocks = <&cpg CPG_MOD 330>;
100c66ec88fSEmmanuel Vadot        power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
101c66ec88fSEmmanuel Vadot        resets = <&cpg 330>;
102c66ec88fSEmmanuel Vadot        #dma-cells = <1>;
103c66ec88fSEmmanuel Vadot        dma-channels = <2>;
104c66ec88fSEmmanuel Vadot    };
105