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0001 // SPDX-License-Identifier: GPL-2.0-or-later
0002 /*
0003 * sama5d3xcm.dtsi - Device Tree Include file for SAMA5D3x CPU Module
0004 *
0005 * Copyright (C) 2013 Atmel,
0006 * 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
0007 */
0008
0009 / {
0010 compatible = "atmel,sama5d3xcm", "atmel,sama5d3", "atmel,sama5";
0011
0012 chosen {
0013 bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs";
0014 stdout-path = "serial0:115200n8";
0015 };
0016
0017 memory@20000000 {
0018 reg = <0x20000000 0x20000000>;
0019 };
0020
0021 clocks {
0022 slow_xtal {
0023 clock-frequency = <32768>;
0024 };
0025
0026 main_xtal {
0027 clock-frequency = <12000000>;
0028 };
0029 };
0030
0031 ahb {
0032 apb {
0033 spi0: spi@f0004000 {
0034 cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
0035 };
0036
0037 tcb0: timer@f0010000 {
0038 timer@0 {
0039 compatible = "atmel,tcb-timer";
0040 reg = <0>;
0041 };
0042
0043 timer@1 {
0044 compatible = "atmel,tcb-timer";
0045 reg = <1>;
0046 };
0047 };
0048 };
0049
0050 ebi@10000000 {
0051 pinctrl-0 = <&pinctrl_ebi_addr &pinctrl_ebi_cs0>;
0052 pinctr-name = "default";
0053 status = "okay";
0054
0055 nor: flash@0,0 {
0056 compatible = "cfi-flash";
0057 linux,mtd-name = "physmap-flash.0";
0058 #address-cells = <1>;
0059 #size-cells = <1>;
0060 reg = <0x0 0x0 0x1000000>;
0061 bank-width = <2>;
0062 atmel,smc-read-mode = "nrd";
0063 atmel,smc-write-mode = "nwe";
0064 atmel,smc-bus-width = <16>;
0065 atmel,smc-ncs-rd-setup-ns = <0>;
0066 atmel,smc-ncs-wr-setup-ns = <0>;
0067 atmel,smc-nwe-setup-ns = <8>;
0068 atmel,smc-nrd-setup-ns = <16>;
0069 atmel,smc-ncs-rd-pulse-ns = <84>;
0070 atmel,smc-ncs-wr-pulse-ns = <84>;
0071 atmel,smc-nrd-pulse-ns = <76>;
0072 atmel,smc-nwe-pulse-ns = <76>;
0073 atmel,smc-nrd-cycle-ns = <107>;
0074 atmel,smc-nwe-cycle-ns = <84>;
0075 atmel,smc-tdf-ns = <16>;
0076 };
0077
0078 nand_controller: nand-controller {
0079 status = "okay";
0080
0081 nand@3 {
0082 reg = <0x3 0x0 0x2>;
0083 atmel,rb = <0>;
0084 nand-ecc-mode = "hw";
0085 nand-ecc-strength = <4>;
0086 nand-ecc-step-size = <512>;
0087 nand-on-flash-bbt;
0088 label = "atmel_nand";
0089
0090 partitions {
0091 compatible = "fixed-partitions";
0092 #address-cells = <1>;
0093 #size-cells = <1>;
0094
0095 at91bootstrap@0 {
0096 label = "at91bootstrap";
0097 reg = <0x0 0x40000>;
0098 };
0099
0100 bootloader@40000 {
0101 label = "bootloader";
0102 reg = <0x40000 0x80000>;
0103 };
0104
0105 bootloaderenv@c0000 {
0106 label = "bootloader env";
0107 reg = <0xc0000 0xc0000>;
0108 };
0109
0110 dtb@180000 {
0111 label = "device tree";
0112 reg = <0x180000 0x80000>;
0113 };
0114
0115 kernel@200000 {
0116 label = "kernel";
0117 reg = <0x200000 0x600000>;
0118 };
0119
0120 rootfs@800000 {
0121 label = "rootfs";
0122 reg = <0x800000 0x0f800000>;
0123 };
0124 };
0125 };
0126 };
0127 };
0128 };
0129
0130 leds {
0131 compatible = "gpio-leds";
0132
0133 d2 {
0134 label = "d2";
0135 gpios = <&pioE 25 GPIO_ACTIVE_LOW>; /* PE25, conflicts with A25, RXD2 */
0136 linux,default-trigger = "heartbeat";
0137 };
0138 };
0139 };
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