xref: /freebsd/sys/contrib/device-tree/Bindings/net/airoha,en7581-npu.yaml (revision 8ccc0d235c226d84112561d453c49904398d085c) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/airoha,en7581-npu.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Airoha Network Processor Unit for EN7581 SoC
8
9maintainers:
10  - Lorenzo Bianconi <lorenzo@kernel.org>
11
12description:
13  The Airoha Network Processor Unit (NPU) provides a configuration interface
14  to implement wired and wireless hardware flow offloading programming Packet
15  Processor Engine (PPE) flow table.
16
17properties:
18  compatible:
19    enum:
20      - airoha,en7581-npu
21
22  reg:
23    maxItems: 1
24
25  interrupts:
26    items:
27      - description: mbox host irq line
28      - description: watchdog0 irq line
29      - description: watchdog1 irq line
30      - description: watchdog2 irq line
31      - description: watchdog3 irq line
32      - description: watchdog4 irq line
33      - description: watchdog5 irq line
34      - description: watchdog6 irq line
35      - description: watchdog7 irq line
36      - description: wlan irq line0
37      - description: wlan irq line1
38      - description: wlan irq line2
39      - description: wlan irq line3
40      - description: wlan irq line4
41      - description: wlan irq line5
42
43  memory-region:
44    maxItems: 1
45    description:
46      Memory used to store NPU firmware binary.
47
48required:
49  - compatible
50  - reg
51  - interrupts
52  - memory-region
53
54additionalProperties: false
55
56examples:
57  - |
58    #include <dt-bindings/interrupt-controller/arm-gic.h>
59    #include <dt-bindings/interrupt-controller/irq.h>
60    soc {
61      #address-cells = <2>;
62      #size-cells = <2>;
63
64      npu@1e900000 {
65        compatible = "airoha,en7581-npu";
66        reg = <0 0x1e900000 0 0x313000>;
67        interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>,
68                     <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>,
69                     <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
70                     <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>,
71                     <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>,
72                     <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>,
73                     <GIC_SPI 135 IRQ_TYPE_LEVEL_HIGH>,
74                     <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>,
75                     <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,
76                     <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>,
77                     <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>,
78                     <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>,
79                     <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>,
80                     <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>,
81                     <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
82        memory-region = <&npu_binary>;
83      };
84    };
85