1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
2 /*
3 * Copyright (c) 2021 FriendlyElec Computer Tech. Co., Ltd.
4 * (http://www.friendlyarm.com)
5 *
6 * Copyright (c) 2021-2023 Tianling Shen <cnsztl@gmail.com>
7 */
8
9 /dts-v1/;
10 #include "rk3328-nanopi-r2s.dts"
11
12 / {
13 model = "FriendlyElec NanoPi R2C";
14 compatible = "friendlyarm,nanopi-r2c", "rockchip,rk3328";
15 };
16
17 &gmac2io {
18 phy-handle = <&yt8521s>;
19 tx_delay = <0x22>;
20 rx_delay = <0x12>;
21
22 mdio {
23 /delete-node/ ethernet-phy@1;
24
25 yt8521s: ethernet-phy@3 {
26 compatible = "ethernet-phy-ieee802.3-c22";
27 reg = <3>;
28
29 motorcomm,clk-out-frequency-hz = <125000000>;
30 motorcomm,keep-pll-enabled;
31 motorcomm,auto-sleep-disabled;
32
33 pinctrl-0 = <ð_phy_reset_pin>;
34 pinctrl-names = "default";
35 reset-assert-us = <10000>;
36 reset-deassert-us = <50000>;
37 reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
38 };
39 };
40 };
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