145 lines
2.6 KiB
Plaintext
145 lines
2.6 KiB
Plaintext
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// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* at91sam9x5cm.dtsi - Device Tree Include file for AT91SAM9x5 CPU Module
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*
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* Copyright (C) 2012 Atmel,
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* 2012 Nicolas Ferre <nicolas.ferre@atmel.com>
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*/
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/ {
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memory@20000000 {
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reg = <0x20000000 0x8000000>;
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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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tcb0: timer@f8008000 {
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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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pinctrl@fffff400 {
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1wire_cm {
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pinctrl_1wire_cm: 1wire_cm-0 {
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atmel,pins = <AT91_PIOB 18 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>; /* PB18 multidrive, conflicts with led */
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};
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};
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};
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rtc@fffffeb0 {
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status = "okay";
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};
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};
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ebi: ebi@10000000 {
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pinctrl-0 = <&pinctrl_ebi_addr_nand
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&pinctrl_ebi_data_0_7>;
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pinctrl-names = "default";
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status = "okay";
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nand_controller: nand-controller {
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status = "okay";
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pinctrl-0 = <&pinctrl_nand_oe_we
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&pinctrl_nand_cs
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&pinctrl_nand_rb>;
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pinctrl-names = "default";
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nand@3 {
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reg = <0x3 0x0 0x800000>;
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rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
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cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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nand-ecc-strength = <2>;
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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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uboot@40000 {
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label = "u-boot";
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reg = <0x40000 0xc0000>;
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};
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ubootenvred@100000 {
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label = "U-Boot Env Redundant";
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reg = <0x100000 0x40000>;
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};
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ubootenv@140000 {
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label = "U-Boot Env";
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reg = <0x140000 0x40000>;
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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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pb18 {
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label = "pb18";
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gpios = <&pioB 18 GPIO_ACTIVE_LOW>;
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linux,default-trigger = "heartbeat";
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};
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pd21 {
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label = "pd21";
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gpios = <&pioD 21 GPIO_ACTIVE_HIGH>;
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};
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};
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1wire_cm {
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compatible = "w1-gpio";
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gpios = <&pioB 18 GPIO_ACTIVE_HIGH>;
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linux,open-drain;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_1wire_cm>;
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status = "okay";
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};
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};
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