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-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/nxp,dwmac-imx.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: NXP i.MX8/9 DWMAC glue layer
8
9maintainers:
10 - Clark Wang <xiaoning.wang@nxp.com>
11 - Shawn Guo <shawnguo@kernel.org>
12 - NXP Linux Team <linux-imx@nxp.com>
13
14# We need a select here so we don't match all nodes with 'snps,dwmac'
15select:
16 properties:
17 compatible:
18 contains:
19 enum:
20 - nxp,imx8mp-dwmac-eqos
21 - nxp,imx8dxl-dwmac-eqos
22 - nxp,imx93-dwmac-eqos
23 required:
24 - compatible
25
26allOf:
27 - $ref: snps,dwmac.yaml#
28
29properties:
30 compatible:
31 oneOf:
32 - items:
33 - enum:
34 - nxp,imx8mp-dwmac-eqos
35 - nxp,imx8dxl-dwmac-eqos
36 - nxp,imx93-dwmac-eqos
37 - const: snps,dwmac-5.10a
38
39 clocks:
40 minItems: 3
41 items:
42 - description: MAC host clock
43 - description: MAC apb clock
44 - description: MAC timer clock
45 - description: MAC RGMII TX clock
46 - description: EQOS MEM clock
47
48 clock-names:
49 minItems: 3
50 maxItems: 5
51 contains:
52 enum:
53 - stmmaceth
54 - pclk
55 - ptp_ref
56 - tx
57 - mem
58
59 interrupts:
60 maxItems: 2
61
62 interrupt-names:
63 items:
64 - const: macirq
65 - const: eth_wake_irq
66
67 intf_mode:
68 $ref: /schemas/types.yaml#/definitions/phandle-array
69 items:
70 - items:
71 - description: phandle to the GPR syscon
72 - description: the offset of the GPR register
73 description:
74 Should be phandle/offset pair. The phandle to the syscon node which
75 encompases the GPR register, and the offset of the GPR register.
76
77 nvmem-cells: true
78
79 nvmem-cell-names: true
80
81 snps,rmii_refclk_ext:
82 $ref: /schemas/types.yaml#/definitions/flag
83 description:
84 To select RMII reference clock from external.
85
86required:
87 - compatible
88 - clocks
89 - clock-names
90
91unevaluatedProperties: false
92
93examples:
94 - |
95 #include <dt-bindings/interrupt-controller/arm-gic.h>
96 #include <dt-bindings/interrupt-controller/irq.h>
97 #include <dt-bindings/clock/imx8mp-clock.h>
98
99 eqos: ethernet@30bf0000 {
100 compatible = "nxp,imx8mp-dwmac-eqos","snps,dwmac-5.10a";
101 reg = <0x30bf0000 0x10000>;
102 interrupts = <GIC_SPI 135 IRQ_TYPE_LEVEL_HIGH>,
103 <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>;
104 interrupt-names = "macirq", "eth_wake_irq";
105 clocks = <&clk IMX8MP_CLK_ENET_QOS_ROOT>,
106 <&clk IMX8MP_CLK_QOS_ENET_ROOT>,
107 <&clk IMX8MP_CLK_ENET_QOS_TIMER>,
108 <&clk IMX8MP_CLK_ENET_QOS>;
109 clock-names = "stmmaceth", "pclk", "ptp_ref", "tx";
110 phy-mode = "rgmii";
111 };