mirror of https://gitee.com/openkylin/linux.git
141 lines
2.7 KiB
Plaintext
141 lines
2.7 KiB
Plaintext
/*
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* sama5d3xcm.dtsi - Device Tree Include file for SAMA5D3x CPU Module
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*
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* Copyright (C) 2013 Atmel,
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* 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
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*
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* Licensed under GPLv2 or later.
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*/
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/ {
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compatible = "atmel,sama5d3xcm", "atmel,sama5d3", "atmel,sama5";
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chosen {
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bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs";
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stdout-path = "serial0:115200n8";
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};
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memory {
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reg = <0x20000000 0x20000000>;
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};
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clocks {
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slow_xtal {
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clock-frequency = <32768>;
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};
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main_xtal {
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clock-frequency = <12000000>;
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};
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};
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ahb {
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apb {
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spi0: spi@f0004000 {
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cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
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};
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tcb0: timer@f0010000 {
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timer@0 {
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compatible = "atmel,tcb-timer";
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reg = <0>;
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};
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timer@1 {
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compatible = "atmel,tcb-timer";
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reg = <1>;
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};
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};
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};
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ebi@10000000 {
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pinctrl-0 = <&pinctrl_ebi_addr &pinctrl_ebi_cs0>;
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pinctr-name = "default";
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status = "okay";
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nor: flash@0,0 {
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compatible = "cfi-flash";
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linux,mtd-name = "physmap-flash.0";
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x0 0x0 0x1000000>;
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bank-width = <2>;
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atmel,smc-read-mode = "nrd";
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atmel,smc-write-mode = "nwe";
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atmel,smc-bus-width = <16>;
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atmel,smc-ncs-rd-setup-ns = <0>;
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atmel,smc-ncs-wr-setup-ns = <0>;
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atmel,smc-nwe-setup-ns = <8>;
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atmel,smc-nrd-setup-ns = <16>;
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atmel,smc-ncs-rd-pulse-ns = <84>;
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atmel,smc-ncs-wr-pulse-ns = <84>;
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atmel,smc-nrd-pulse-ns = <76>;
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atmel,smc-nwe-pulse-ns = <76>;
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atmel,smc-nrd-cycle-ns = <107>;
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atmel,smc-nwe-cycle-ns = <84>;
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atmel,smc-tdf-ns = <16>;
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};
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nand_controller: nand-controller {
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status = "okay";
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nand@3 {
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reg = <0x3 0x0 0x2>;
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atmel,rb = <0>;
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nand-ecc-mode = "hw";
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nand-ecc-strength = <4>;
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nand-ecc-step-size = <512>;
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nand-on-flash-bbt;
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label = "atmel_nand";
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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at91bootstrap@0 {
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label = "at91bootstrap";
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reg = <0x0 0x40000>;
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};
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bootloader@40000 {
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label = "bootloader";
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reg = <0x40000 0x80000>;
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};
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bootloaderenv@c0000 {
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label = "bootloader env";
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reg = <0xc0000 0xc0000>;
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};
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dtb@180000 {
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label = "device tree";
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reg = <0x180000 0x80000>;
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};
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kernel@200000 {
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label = "kernel";
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reg = <0x200000 0x600000>;
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};
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rootfs@800000 {
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label = "rootfs";
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reg = <0x800000 0x0f800000>;
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};
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};
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};
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};
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};
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};
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leds {
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compatible = "gpio-leds";
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d2 {
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label = "d2";
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gpios = <&pioE 25 GPIO_ACTIVE_LOW>; /* PE25, conflicts with A25, RXD2 */
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linux,default-trigger = "heartbeat";
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};
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};
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};
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