1 // SPDX-License-Identifier: GPL-2.0-only OR MI
2 /**
3 * DT Overlay for MAIN CPSW2G using GESI Expan
4 *
5 * GESI Board Product Link: https://www.ti.com
6 *
7 * Copyright (C) 2023-2024 Texas Instruments I
8 */
9
10 /dts-v1/;
11 /plugin/;
12
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/net/ti-dp83867.h>
15
16 #include "k3-pinctrl.h"
17
18 &{/} {
19 aliases {
20 ethernet1 = "/bus@100000/ether
21 };
22 };
23
24 &main_pmx0 {
25 main_cpsw_mdio_default_pins: main-cpsw
26 pinctrl-single,pins = <
27 J721S2_IOPAD(0x0c0, PI
28 J721S2_IOPAD(0x0bc, PI
29 >;
30 };
31
32 rgmii1_default_pins: rgmii1-default-pi
33 pinctrl-single,pins = <
34 J721S2_IOPAD(0x0b8, PI
35 J721S2_IOPAD(0x0a0, PI
36 J721S2_IOPAD(0x0a4, PI
37 J721S2_IOPAD(0x0a8, PI
38 J721S2_IOPAD(0x0b0, PI
39 J721S2_IOPAD(0x0ac, PI
40 J721S2_IOPAD(0x08c, PI
41 J721S2_IOPAD(0x090, PI
42 J721S2_IOPAD(0x094, PI
43 J721S2_IOPAD(0x098, PI
44 J721S2_IOPAD(0x0b4, PI
45 J721S2_IOPAD(0x09c, PI
46 >;
47 };
48 };
49
50 &exp1 {
51 p15-hog {
52 /* P15 - EXP_MUX2 */
53 gpio-hog;
54 gpios = <13 GPIO_ACTIVE_HIGH>;
55 output-high;
56 line-name = "EXP_MUX2";
57 };
58 };
59
60 &main_cpsw {
61 status = "okay";
62 pinctrl-names = "default";
63 pinctrl-0 = <&rgmii1_default_pins>;
64 };
65
66 &main_cpsw_mdio {
67 status = "okay";
68 pinctrl-names = "default";
69 pinctrl-0 = <&main_cpsw_mdio_default_p
70 #address-cells = <1>;
71 #size-cells = <0>;
72
73 main_cpsw_phy0: ethernet-phy@0 {
74 reg = <0>;
75 ti,rx-internal-delay = <DP8386
76 ti,fifo-depth = <DP83867_PHYCR
77 ti,min-output-impedance;
78 };
79 };
80
81 &main_cpsw_port1 {
82 status = "okay";
83 phy-mode = "rgmii-rxid";
84 phy-handle = <&main_cpsw_phy0>;
85 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.