tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 };