1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /*
3 * Unisoc UMS512-1h10 boards DTS file
4 *
5 * Copyright (C) 2021, Unisoc Inc.
6 */
7
8 /dts-v1/;
9
10 #include "ums512.dtsi"
11
12 / {
13 model = "Unisoc UMS512-1H10 Board";
14
15 compatible = "sprd,ums512-1h10", "sprd,ums512";
16
17 aliases {
18 serial0 = &uart0;
19 serial1 = &uart1;
20 };
21
22 memory@80000000 {
23 device_type = "memory";
24 reg = <0x0 0x80000000 0x0 0x80000000>;
25 };
26
27 chosen {
28 stdout-path = "serial1:115200n8";
29 };
30 };
31
32 &uart0 {
33 status = "okay";
34 };
35
36 &uart1 {
37 status = "okay";
38 };
39
40 /* SD card */
41 &sdio0 {
42 bus-width = <4>;
43 no-sdio;
44 no-mmc;
45 sprd,phy-delay-sd-uhs-sdr104 = <0x7f 0x73 0x72 0x72>;
46 sprd,phy-delay-sd-uhs-sdr50 = <0x6e 0x7f 0x01 0x01>;
47 sprd,phy-delay-sd-highspeed = <0x7f 0x1a 0x9a 0x9a>;
48 sprd,phy-delay-legacy = <0x7f 0x1a 0x9a 0x9a>;
49 sd-uhs-sdr104;
50 sd-uhs-sdr50;
51 };
52
53 /* EMMC storage */
54 &sdio3 {
55 status = "okay";
56 bus-width = <8>;
57 no-sdio;
58 no-sd;
59 non-removable;
60 cap-mmc-hw-reset;
61 };
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