1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Keystone 2 Edison EVM device tree
4 *
5 * Copyright (C) 2013-2017 Texas Instruments Incorporated - https://www.ti.com/
6 */
7 /dts-v1/;
8
9 #include "keystone.dtsi"
10 #include "keystone-k2e.dtsi"
11
12 / {
13 compatible = "ti,k2e-evm", "ti,k2e", "ti,keystone";
14 model = "Texas Instruments Keystone 2 Edison EVM";
15
16 reserved-memory {
17 #address-cells = <2>;
18 #size-cells = <2>;
19 ranges;
20
21 dsp_common_memory: dsp-common-memory@81f800000 {
22 compatible = "shared-dma-pool";
23 reg = <0x00000008 0x1f800000 0x00000000 0x800000>;
24 reusable;
25 status = "okay";
26 };
27 };
28 };
29
30 &soc0 {
31
32 clocks {
33 refclksys: refclksys {
34 #clock-cells = <0>;
35 compatible = "fixed-clock";
36 clock-frequency = <100000000>;
37 clock-output-names = "refclk-sys";
38 };
39
40 refclkpass: refclkpass {
41 #clock-cells = <0>;
42 compatible = "fixed-clock";
43 clock-frequency = <100000000>;
44 clock-output-names = "refclk-pass";
45 };
46
47 refclkddr3a: refclkddr3a {
48 #clock-cells = <0>;
49 compatible = "fixed-clock";
50 clock-frequency = <100000000>;
51 clock-output-names = "refclk-ddr3a";
52 };
53 };
54 };
55
56 &usb_phy {
57 status = "okay";
58 };
59
60 &keystone_usb0 {
61 status = "okay";
62 };
63
64 &usb0 {
65 dr_mode = "host";
66 };
67
68 &usb1_phy {
69 status = "okay";
70 };
71
72 &keystone_usb1 {
73 status = "okay";
74 };
75
76 &usb1 {
77 dr_mode = "peripheral";
78 };
79
80 &i2c0 {
81 eeprom@50 {
82 compatible = "atmel,24c1024";
83 reg = <0x50>;
84 };
85 };
86
87 &aemif {
88 cs0 {
89 #address-cells = <2>;
90 #size-cells = <1>;
91 clock-ranges;
92 ranges;
93
94 ti,cs-chipselect = <0>;
95 /* all timings in nanoseconds */
96 ti,cs-min-turnaround-ns = <12>;
97 ti,cs-read-hold-ns = <6>;
98 ti,cs-read-strobe-ns = <23>;
99 ti,cs-read-setup-ns = <9>;
100 ti,cs-write-hold-ns = <8>;
101 ti,cs-write-strobe-ns = <23>;
102 ti,cs-write-setup-ns = <8>;
103
104 nand@0,0 {
105 compatible = "ti,keystone-nand","ti,davinci-nand";
106 #address-cells = <1>;
107 #size-cells = <1>;
108 reg = <0 0 0x4000000
109 1 0 0x0000100>;
110
111 ti,davinci-chipselect = <0>;
112 ti,davinci-mask-ale = <0x2000>;
113 ti,davinci-mask-cle = <0x4000>;
114 ti,davinci-mask-chipsel = <0>;
115 nand-ecc-mode = "hw";
116 ti,davinci-ecc-bits = <4>;
117 nand-on-flash-bbt;
118
119 partition@0 {
120 label = "u-boot";
121 reg = <0x0 0x100000>;
122 read-only;
123 };
124
125 partition@100000 {
126 label = "params";
127 reg = <0x100000 0x80000>;
128 read-only;
129 };
130
131 partition@180000 {
132 label = "ubifs";
133 reg = <0x180000 0x1fe80000>;
134 };
135 };
136 };
137 };
138
139 &spi0 {
140 nor_flash: flash@0 {
141 #address-cells = <1>;
142 #size-cells = <1>;
143 compatible = "micron,n25q128a11", "jedec,spi-nor";
144 spi-max-frequency = <54000000>;
145 m25p,fast-read;
146 reg = <0>;
147
148 partition@0 {
149 label = "u-boot-spl";
150 reg = <0x0 0x80000>;
151 read-only;
152 };
153
154 partition@1 {
155 label = "misc";
156 reg = <0x80000 0xf80000>;
157 };
158 };
159 };
160
161 &mdio {
162 status = "okay";
163 ethphy0: ethernet-phy@0 {
164 compatible = "marvell,88E1514", "marvell,88E1510", "ethernet-phy-ieee802.3-c22";
165 reg = <0>;
166 };
167
168 ethphy1: ethernet-phy@1 {
169 compatible = "marvell,88E1514", "marvell,88E1510", "ethernet-phy-ieee802.3-c22";
170 reg = <1>;
171 };
172 };
173
174 &dsp0 {
175 memory-region = <&dsp_common_memory>;
176 status = "okay";
177 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.