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