75 lines
1.6 KiB
Plaintext
75 lines
1.6 KiB
Plaintext
/*
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* Copyright (c) 2018 Peter Bigot Consulting, LLC
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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/nrf52840_qiaa.dtsi>
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#include <zephyr/dt-bindings/gpio/gpio.h>
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#include "mesh_feather.dtsi"
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#include "particle_boron-pinctrl.dtsi"
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/ {
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model = "Particle Boron";
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compatible = "particle,boron", "particle,feather";
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sky13351: sky13351 {
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compatible = "skyworks,sky13351";
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vctl1-gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
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/* on Boron VCTL2 is inverted VCTL1 signal via SN74LVC1G04
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* single inverter gate -- requires a definition below,
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* but is not used in board.c */
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vctl2-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
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};
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/* Power to the level shifter for uart1 */
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en_buff_pwr: enable-buff-pwr {
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compatible = "regulator-fixed";
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regulator-name = "en_buff_pwr";
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enable-gpios = <&gpio0 25 GPIO_ACTIVE_LOW>;
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regulator-boot-on;
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};
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aliases {
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watchdog0 = &wdt0;
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};
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};
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®1 {
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regulator-initial-mode = <NRF5X_REG_MODE_DCDC>;
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};
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&uicr {
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gpio-as-nreset;
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};
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&i2c1 { /* power monitoring */
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compatible = "nordic,nrf-twi";
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status = "okay";
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clock-frequency = <I2C_BITRATE_FAST>;
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pinctrl-0 = <&i2c1_default>;
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pinctrl-1 = <&i2c1_sleep>;
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pinctrl-names = "default", "sleep";
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};
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&uart1 { /* u-blox SARA-U2 or SARA-R4 */
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compatible = "nordic,nrf-uarte";
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current-speed = <115200>;
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status = "okay";
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hw-flow-control;
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pinctrl-0 = <&uart1_default>;
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pinctrl-1 = <&uart1_sleep>;
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pinctrl-names = "default", "sleep";
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sara_r4 {
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compatible = "u-blox,sara-r4";
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status = "okay";
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mdm-power-gpios = <&gpio0 16 0>;
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mdm-reset-gpios = <&gpio0 12 0>;
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mdm-vint-gpios = <&gpio0 2 0>;
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};
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};
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