1 // SPDX-License-Identifier: (GPL-2.0-only OR B 1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 /* 2 /*
3 * Device Tree Source for the White Hawk RAVB/ 3 * Device Tree Source for the White Hawk RAVB/Ethernet(1000Base-T1)
4 * sub-board 4 * sub-board
5 * 5 *
6 * Copyright (C) 2022 Glider bv 6 * Copyright (C) 2022 Glider bv
7 */ 7 */
8 8
9 / { 9 / {
10 aliases { 10 aliases {
11 ethernet1 = &avb1; 11 ethernet1 = &avb1;
12 ethernet2 = &avb2; 12 ethernet2 = &avb2;
13 }; 13 };
14 }; 14 };
15 15
16 &avb1 { 16 &avb1 {
17 pinctrl-0 = <&avb1_pins>; 17 pinctrl-0 = <&avb1_pins>;
18 pinctrl-names = "default"; 18 pinctrl-names = "default";
19 phy-handle = <&avb1_phy>; 19 phy-handle = <&avb1_phy>;
20 status = "okay"; 20 status = "okay";
21 21
22 mdio { 22 mdio {
23 #address-cells = <1>; 23 #address-cells = <1>;
24 #size-cells = <0>; 24 #size-cells = <0>;
25 25
26 reset-gpios = <&gpio6 1 GPIO_A 26 reset-gpios = <&gpio6 1 GPIO_ACTIVE_LOW>;
27 reset-post-delay-us = <4000>; 27 reset-post-delay-us = <4000>;
28 28
29 avb1_phy: ethernet-phy@0 { 29 avb1_phy: ethernet-phy@0 {
30 compatible = "ethernet 30 compatible = "ethernet-phy-ieee802.3-c45";
31 reg = <0>; 31 reg = <0>;
32 interrupt-parent = <&g 32 interrupt-parent = <&gpio6>;
33 interrupts = <3 IRQ_TY 33 interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
34 }; 34 };
35 }; 35 };
36 }; 36 };
37 37
38 &avb2 { 38 &avb2 {
39 pinctrl-0 = <&avb2_pins>; 39 pinctrl-0 = <&avb2_pins>;
40 pinctrl-names = "default"; 40 pinctrl-names = "default";
41 phy-handle = <&avb2_phy>; 41 phy-handle = <&avb2_phy>;
42 status = "okay"; 42 status = "okay";
43 43
44 mdio { 44 mdio {
45 #address-cells = <1>; 45 #address-cells = <1>;
46 #size-cells = <0>; 46 #size-cells = <0>;
47 47
48 reset-gpios = <&gpio5 5 GPIO_A 48 reset-gpios = <&gpio5 5 GPIO_ACTIVE_LOW>;
49 reset-post-delay-us = <4000>; 49 reset-post-delay-us = <4000>;
50 50
51 avb2_phy: ethernet-phy@0 { 51 avb2_phy: ethernet-phy@0 {
52 compatible = "ethernet 52 compatible = "ethernet-phy-ieee802.3-c45";
53 reg = <0>; 53 reg = <0>;
54 interrupt-parent = <&g 54 interrupt-parent = <&gpio5>;
55 interrupts = <4 IRQ_TY 55 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
56 }; 56 };
57 }; 57 };
58 }; 58 };
59 59
60 &i2c0 { 60 &i2c0 {
61 eeprom@53 { 61 eeprom@53 {
62 compatible = "rohm,br24g01", " 62 compatible = "rohm,br24g01", "atmel,24c01";
63 label = "ethernet-sub-board-id 63 label = "ethernet-sub-board-id";
64 reg = <0x53>; 64 reg = <0x53>;
65 pagesize = <8>; 65 pagesize = <8>;
66 }; 66 };
67 }; 67 };
68 68
69 &pfc { 69 &pfc {
70 avb1_pins: avb1 { 70 avb1_pins: avb1 {
71 mux { 71 mux {
72 groups = "avb1_link", 72 groups = "avb1_link", "avb1_mdio", "avb1_rgmii",
73 "avb1_txcrefc 73 "avb1_txcrefclk";
74 function = "avb1"; 74 function = "avb1";
75 }; 75 };
76 76
77 mdio { 77 mdio {
78 groups = "avb1_mdio"; 78 groups = "avb1_mdio";
79 drive-strength = <24>; 79 drive-strength = <24>;
80 bias-disable; 80 bias-disable;
81 }; 81 };
82 82
83 rgmii { 83 rgmii {
84 groups = "avb1_rgmii"; 84 groups = "avb1_rgmii";
85 drive-strength = <24>; 85 drive-strength = <24>;
86 bias-disable; 86 bias-disable;
87 }; 87 };
88 88
89 link { 89 link {
90 groups = "avb1_link"; 90 groups = "avb1_link";
91 bias-disable; 91 bias-disable;
92 }; 92 };
93 }; 93 };
94 94
95 avb2_pins: avb2 { 95 avb2_pins: avb2 {
96 mux { 96 mux {
97 groups = "avb2_link", 97 groups = "avb2_link", "avb2_mdio", "avb2_rgmii",
98 "avb2_txcrefc 98 "avb2_txcrefclk";
99 function = "avb2"; 99 function = "avb2";
100 }; 100 };
101 101
102 mdio { 102 mdio {
103 groups = "avb2_mdio"; 103 groups = "avb2_mdio";
104 drive-strength = <24>; 104 drive-strength = <24>;
105 bias-disable; 105 bias-disable;
106 }; 106 };
107 107
108 rgmii { 108 rgmii {
109 groups = "avb2_rgmii"; 109 groups = "avb2_rgmii";
110 drive-strength = <24>; 110 drive-strength = <24>;
111 bias-disable; 111 bias-disable;
112 }; 112 };
113 113
114 link { 114 link {
115 groups = "avb2_link"; 115 groups = "avb2_link";
116 bias-disable; 116 bias-disable;
117 }; 117 };
118 }; 118 };
119 }; 119 };
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