1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * sama5d3xcm.dtsi - Device Tree Include file for SAMA5D3x CPU Module
4 *
5 * Copyright (C) 2013 Atmel,
6 * 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
7 */
8
9 / {
10 compatible = "atmel,sama5d3xcm", "atmel,sama5d3", "atmel,sama5";
11
12 chosen {
13 bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs";
14 stdout-path = "serial0:115200n8";
15 };
16
17 memory@20000000 {
18 reg = <0x20000000 0x20000000>;
19 };
20
21 clocks {
22 slow_xtal {
23 clock-frequency = <32768>;
24 };
25
26 main_xtal {
27 clock-frequency = <12000000>;
28 };
29 };
30
31 ahb {
32 apb {
33 spi0: spi@f0004000 {
34 cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
35 };
36
37 tcb0: timer@f0010000 {
38 timer@0 {
39 compatible = "atmel,tcb-timer";
40 reg = <0>;
41 };
42
43 timer@1 {
44 compatible = "atmel,tcb-timer";
45 reg = <1>;
46 };
47 };
48 };
49
50 ebi@10000000 {
51 pinctrl-0 = <&pinctrl_ebi_addr &pinctrl_ebi_cs0>;
52 pinctr-name = "default";
53 status = "okay";
54
55 nor: flash@0,0 {
56 compatible = "cfi-flash";
57 linux,mtd-name = "physmap-flash.0";
58 #address-cells = <1>;
59 #size-cells = <1>;
60 reg = <0x0 0x0 0x1000000>;
61 bank-width = <2>;
62 atmel,smc-read-mode = "nrd";
63 atmel,smc-write-mode = "nwe";
64 atmel,smc-bus-width = <16>;
65 atmel,smc-ncs-rd-setup-ns = <0>;
66 atmel,smc-ncs-wr-setup-ns = <0>;
67 atmel,smc-nwe-setup-ns = <8>;
68 atmel,smc-nrd-setup-ns = <16>;
69 atmel,smc-ncs-rd-pulse-ns = <84>;
70 atmel,smc-ncs-wr-pulse-ns = <84>;
71 atmel,smc-nrd-pulse-ns = <76>;
72 atmel,smc-nwe-pulse-ns = <76>;
73 atmel,smc-nrd-cycle-ns = <107>;
74 atmel,smc-nwe-cycle-ns = <84>;
75 atmel,smc-tdf-ns = <16>;
76 };
77
78 nand_controller: nand-controller {
79 status = "okay";
80
81 nand@3 {
82 reg = <0x3 0x0 0x2>;
83 atmel,rb = <0>;
84 nand-ecc-mode = "hw";
85 nand-ecc-strength = <4>;
86 nand-ecc-step-size = <512>;
87 nand-on-flash-bbt;
88 label = "atmel_nand";
89
90 partitions {
91 compatible = "fixed-partitions";
92 #address-cells = <1>;
93 #size-cells = <1>;
94
95 at91bootstrap@0 {
96 label = "at91bootstrap";
97 reg = <0x0 0x40000>;
98 };
99
100 bootloader@40000 {
101 label = "bootloader";
102 reg = <0x40000 0x80000>;
103 };
104
105 bootloaderenv@c0000 {
106 label = "bootloader env";
107 reg = <0xc0000 0xc0000>;
108 };
109
110 dtb@180000 {
111 label = "device tree";
112 reg = <0x180000 0x80000>;
113 };
114
115 kernel@200000 {
116 label = "kernel";
117 reg = <0x200000 0x600000>;
118 };
119
120 rootfs@800000 {
121 label = "rootfs";
122 reg = <0x800000 0x0f800000>;
123 };
124 };
125 };
126 };
127 };
128 };
129
130 leds {
131 compatible = "gpio-leds";
132
133 led-d2 {
134 label = "d2";
135 gpios = <&pioE 25 GPIO_ACTIVE_LOW>; /* PE25, conflicts with A25, RXD2 */
136 linux,default-trigger = "heartbeat";
137 };
138 };
139 };
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