157 lines
3.1 KiB
Plaintext
157 lines
3.1 KiB
Plaintext
/*
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* Copyright (c) 2021 Laird Connectivity
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include <nordic/nrf51822_qfac.dtsi>
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#include "rm1xx_dvk-pinctrl.dtsi"
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/ {
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model = "Laird Connectivity RM1XX_DVK";
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compatible = "lairdconnect,rm1xx_dvk";
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chosen {
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zephyr,console = &uart0;
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zephyr,shell-uart = &uart0;
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zephyr,bt-mon-uart = &uart0;
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zephyr,bt-c2h-uart = &uart0;
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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zephyr,code-partition = &slot0_partition;
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};
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buttons {
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compatible = "gpio-keys";
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button2: button_2 {
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gpios = <&gpio0 5 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
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label = "Push button switch 2 (BUTTON2)";
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};
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};
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/* These aliases are provided for compatibility with samples */
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aliases {
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sw0 = &button2;
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lora0 = &lora0;
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watchdog0 = &wdt0;
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spi-flash0 = &at25;
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};
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};
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&gpiote {
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status = "okay";
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};
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&gpio0 {
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status = "okay";
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};
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&i2c0 {
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compatible = "nordic,nrf-twi";
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status = "okay";
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pinctrl-0 = <&i2c0_default>;
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pinctrl-1 = <&i2c0_sleep>;
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pinctrl-names = "default", "sleep";
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};
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/* SPI0 cannot be used with I2C0 */
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&spi0 {
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/* Disabled by default */
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compatible = "nordic,nrf-spi";
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cs-gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
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pinctrl-0 = <&spi0_default>;
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pinctrl-1 = <&spi0_sleep>;
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pinctrl-names = "default", "sleep";
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};
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&spi1 {
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compatible = "nordic,nrf-spi";
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status = "okay";
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cs-gpios = <&gpio0 2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>,
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<&gpio0 8 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
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pinctrl-0 = <&spi1_default>;
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pinctrl-1 = <&spi1_sleep>;
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pinctrl-names = "default", "sleep";
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at25: at25df041b@0 {
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compatible = "jedec,spi-nor";
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reg = <0>;
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spi-max-frequency = <1000000>;
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jedec-id = [1f 44 02];
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size = <0x400000>;
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has-lock = <0xbc>;
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has-dpd;
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t-enter-dpd = <500>;
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t-exit-dpd = <20>;
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};
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lora0: lora@1 {
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compatible = "semtech,sx1272";
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reg = <1>;
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reset-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
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dio-gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>,
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<&gpio0 13 GPIO_ACTIVE_HIGH>,
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<&gpio0 14 GPIO_ACTIVE_HIGH>,
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<&gpio0 15 GPIO_ACTIVE_HIGH>,
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<&gpio0 16 GPIO_ACTIVE_HIGH>,
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<&gpio0 1 GPIO_ACTIVE_HIGH>;
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rfi-enable-gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>;
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rfo-enable-gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>;
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spi-max-frequency = <1000000>;
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};
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};
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&uart0 {
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compatible = "nordic,nrf-uart";
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current-speed = <115200>;
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status = "okay";
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pinctrl-0 = <&uart0_default>;
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pinctrl-1 = <&uart0_sleep>;
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pinctrl-names = "default", "sleep";
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};
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&flash0 {
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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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/* 52K */
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boot_partition: partition@0 {
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label = "mcuboot";
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reg = <0x00000000 0x0000C000>;
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};
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/* 188K */
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slot0_partition: partition@c000 {
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label = "image-0";
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reg = <0x0000C000 0x00030000>;
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};
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/*
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* Storage partition will be used by FCB/LittleFS/NVS
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* if enabled. 16KB
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*/
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storage_partition: partition@3c000 {
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label = "storage";
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reg = <0x0003C000 0x00004000>;
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};
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};
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};
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&at25 {
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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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/* 188K reserved for slot1 */
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/* 68K */
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lfs_partition: partition@30000 {
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label = "lfs_storage";
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reg = <0x00030000 0x00010000>;
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};
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};
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};
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