// SPDX-License-Identifier: GPL-2.0-only /* * at91sam9261ek.dts - Device Tree file for Atmel at91sam9261 reference board * * Copyright (C) 2013 Jean-Jacques Hiblot <jjhiblot@traphandler.com> */ /dts-v1/; #include "at91sam9261.dtsi" / { model = "Atmel at91sam9261ek"; compatible = "atmel,at91sam9261ek", "atmel,at91sam9261", "atmel,at91sam9"; chosen { bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs rw"; stdout-path = "serial0:115200n8"; }; memory@20000000 { reg = <0x20000000 0x4000000>; }; clocks { slow_xtal { clock-frequency = <32768>; }; main_xtal { clock-frequency = <18432000>; }; }; ahb { usb0: ohci@500000 { status = "okay"; }; fb0: fb@600000 { display = <&display0>; atmel,power-control-gpio = <&pioA 12 GPIO_ACTIVE_LOW>; status = "okay"; display0: panel { bits-per-pixel = <16>; atmel,lcdcon-backlight; atmel,dmacon = <0x1>; atmel,lcdcon2 = <0x80008002>; atmel,guard-time = <1>; atmel,lcd-wiring-mode = "BRG"; display-timings { native-mode = <&timing0>; timing0: timing0 { clock-frequency = <4965000>; hactive = <240>; vactive = <320>; hback-porch = <1>; hfront-porch = <33>; vback-porch = <1>; vfront-porch = <0>; hsync-len = <5>; vsync-len = <1>; hsync-active = <1>; vsync-active = <1>; }; }; }; }; ebi: ebi@10000000 { status = "okay"; nand_controller: nand-controller { status = "okay"; pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>; pinctrl-names = "default"; nand@3 { reg = <0x3 0x0 0x800000>; rb-gpios = <&pioC 15 GPIO_ACTIVE_HIGH>; cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>; nand-bus-width = <8>; nand-ecc-mode = "soft"; nand-on-flash-bbt; label = "atmel_nand"; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; at91bootstrap@0 { label = "at91bootstrap"; reg = <0x0 0x40000>; }; bootloader@40000 { label = "bootloader"; reg = <0x40000 0x80000>; }; bootloaderenv@c0000 { label = "bootloader env"; reg = <0xc0000 0xc0000>; }; dtb@180000 { label = "device tree"; reg = <0x180000 0x80000>; }; kernel@200000 { label = "kernel"; reg = <0x200000 0x600000>; }; rootfs@800000 { label = "rootfs"; reg = <0x800000 0x0f800000>; }; }; }; }; }; apb { tcb0: timer@fffa0000 { timer0: timer@0 { compatible = "atmel,tcb-timer"; reg = <0>, <1>; }; timer1: timer@2 { compatible = "atmel,tcb-timer"; reg = <2>; }; }; usb1: gadget@fffa4000 { atmel,vbus-gpio = <&pioB 29 GPIO_ACTIVE_HIGH>; status = "okay"; }; spi0: spi@fffc8000 { cs-gpios = <&pioA 3 0>, <0>, <&pioA 28 0>, <0>; status = "okay"; flash@0 { compatible = "atmel,at45", "atmel,dataflash"; reg = <0>; spi-max-frequency = <15000000>; }; tsc2046@2 { reg = <2>; compatible = "ti,ads7843"; interrupts-extended = <&pioC 2 IRQ_TYPE_EDGE_BOTH>; spi-max-frequency = <3000000>; pendown-gpio = <&pioC 2 GPIO_ACTIVE_LOW>; ti,x-min = /bits/ 16 <150>; ti,x-max = /bits/ 16 <3830>; ti,y-min = /bits/ 16 <190>; ti,y-max = /bits/ 16 <3830>; ti,vref-delay-usecs = /bits/ 16 <450>; ti,x-plate-ohms = /bits/ 16 <450>; ti,y-plate-ohms = /bits/ 16 <250>; ti,pressure-max = /bits/ 16 <15000>; ti,debounce-rep = /bits/ 16 <0>; ti,debounce-tol = /bits/ 16 <65535>; ti,debounce-max = /bits/ 16 <1>; wakeup-source; }; }; dbgu: serial@fffff200 { status = "okay"; }; rtc@fffffd20 { atmel,rtt-rtc-time-reg = <&gpbr 0x0>; }; watchdog@fffffd40 { status = "okay"; }; }; }; leds { compatible = "gpio-leds"; ds8 { label = "ds8"; gpios = <&pioA 13 GPIO_ACTIVE_LOW>; linux,default-trigger = "none"; }; ds7 { label = "ds7"; gpios = <&pioA 14 GPIO_ACTIVE_LOW>; linux,default-trigger = "nand-disk"; }; ds1 { label = "ds1"; gpios = <&pioA 23 GPIO_ACTIVE_LOW>; linux,default-trigger = "heartbeat"; }; }; gpio-keys { compatible = "gpio-keys"; button-0 { label = "button_0"; gpios = <&pioA 27 GPIO_ACTIVE_LOW>; linux,code = <256>; wakeup-source; }; button-1 { label = "button_1"; gpios = <&pioA 26 GPIO_ACTIVE_LOW>; linux,code = <257>; wakeup-source; }; button-2 { label = "button_2"; gpios = <&pioA 25 GPIO_ACTIVE_LOW>; linux,code = <258>; wakeup-source; }; button-3 { label = "button_3"; gpios = <&pioA 24 GPIO_ACTIVE_LOW>; linux,code = <259>; wakeup-source; }; }; };