// SPDX-License-Identifier: ISC /* * Device Tree file for Gateworks IXP43x-based Cambria GW2358 */ /dts-v1/; #include "intel-ixp43x.dtsi" / { model = "Gateworks Cambria GW2358"; compatible = "gateworks,gw2358", "intel,ixp43x"; #address-cells = <1>; #size-cells = <1>; memory@0 { /* 128 MB SDRAM */ device_type = "memory"; reg = <0x00000000 0x8000000>; }; chosen { bootargs = "console=ttyS0,115200n8 root=/dev/mtdblock2 rw rootfstype=squashfs,jffs2 rootwait"; stdout-path = "uart0:115200n8"; }; aliases { serial0 = &uart0; }; leds { compatible = "gpio-leds"; led-user { label = "gw2358:green:LED"; gpios = <&pld1 0 GPIO_ACTIVE_LOW>; default-state = "on"; linux,default-trigger = "heartbeat"; }; }; i2c { compatible = "i2c-gpio"; sda-gpios = <&gpio0 7 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; #address-cells = <1>; #size-cells = <0>; hwmon@28 { compatible = "adi,ad7418"; reg = <0x28>; }; rtc: ds1672@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; eeprom@51 { compatible = "atmel,24c08"; reg = <0x51>; pagesize = <16>; size = <1024>; read-only; }; pld0: pld@56 { compatible = "gateworks,pld-gpio"; reg = <0x56>; gpio-controller; #gpio-cells = <2>; }; /* This PLD just handles the LED and user button */ pld1: pld@57 { compatible = "gateworks,pld-gpio"; reg = <0x57>; gpio-controller; #gpio-cells = <2>; }; }; flash@50000000 { compatible = "intel,ixp4xx-flash", "cfi-flash"; bank-width = <2>; /* * 32 MB of Flash in 0x20000 byte blocks * mapped in at 0x50000000 */ reg = <0x50000000 0x2000000>; partitions { compatible = "redboot-fis"; /* Eraseblock at 0x1fe0000 */ fis-index-block = <0xff>; }; }; };