// SPDX-License-Identifier: GPL-2.0 /* * at91-wb45n.dtsi - Device Tree file for WB45NBT board * * Copyright (C) 2018 Laird * */ #include "at91sam9g25.dtsi" / { model = "Laird Workgroup Bridge 45N - Atmel AT91SAM (dt)"; compatible = "laird,wb45n", "laird,wbxx", "atmel,at91sam9x5", "atmel,at91sam9"; chosen { bootargs = "ubi.mtd=6 root=ubi0:rootfs rootfstype=ubifs rw"; stdout-path = "serial0:115200n8"; }; memory@20000000 { reg = <0x20000000 0x4000000>; }; atheros { compatible = "atheros,ath6kl"; atheros,board-id = "SD32"; }; }; &reset_controller { compatible = "atmel,sama5d3-rstc"; }; &shutdown_controller { atmel,wakeup-mode = "low"; }; &slow_xtal { clock-frequency = <32768>; }; &main_xtal { clock-frequency = <12000000>; }; &ebi { status = "okay"; nand_controller: nand-controller { pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb &pinctrl_nand_oe_we>; pinctrl-names = "default"; status = "okay"; nand@3 { reg = <0x3 0x0 0x800000>; rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>; cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>; nand-bus-width = <8>; nand-ecc-mode = "hw"; nand-ecc-strength = <4>; nand-ecc-step-size = <512>; nand-on-flash-bbt; label = "atmel_nand"; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; at91bootstrap@0 { label = "at91bs"; reg = <0x0 0x20000>; }; uboot@20000 { label = "u-boot"; reg = <0x20000 0x80000>; }; ubootenv@a0000 { label = "u-boot-env"; reg = <0xa0000 0x20000>; }; ubootenv@c0000 { label = "redund-env"; reg = <0xc0000 0x20000>; }; kernel-a@e0000 { label = "kernel-a"; reg = <0xe0000 0x280000>; }; kernel-b@360000 { label = "kernel-b"; reg = <0x360000 0x280000>; }; rootfs-a@5e0000 { label = "rootfs-a"; reg = <0x5e0000 0x2600000>; }; rootfs-b@2be0000 { label = "rootfs-b"; reg = <0x2be0000 0x2600000>; }; user@51e0000 { label = "user"; reg = <0x51e0000 0x2dc0000>; }; logs@7fa0000 { label = "logs"; reg = <0x7fa0000 0x60000>; }; }; }; }; }; &usb0 { num-ports = <2>; atmel,vbus-gpio = < &pioB 12 GPIO_ACTIVE_HIGH &pioA 31 GPIO_ACTIVE_HIGH >; atmel,oc-gpio = <&pioB 13 GPIO_ACTIVE_LOW>; }; &macb0 { phy-mode = "rmii"; }; &spi0 { cs-gpios = <&pioA 14 0>, <&pioA 7 0>, <0>, <0>; }; &usb2 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_board_usb2>; atmel,vbus-gpio = <&pioB 11 GPIO_ACTIVE_HIGH>; }; &mmc0 { pinctrl-names = "default"; pinctrl-0 = < &pinctrl_mmc0_slot0_clk_cmd_dat0 &pinctrl_mmc0_slot0_dat1_3>; slot@0 { reg = <0>; bus-width = <4>; }; }; &pinctrl { usb2 { pinctrl_board_usb2: usb2-board { atmel,pins = <AT91_PIOB 11 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB11 gpio vbus sense, deglitch */ }; }; };