39 lines
849 B
Plaintext
39 lines
849 B
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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/* Add SPI support on Particle Mesh via nRF52840 SPI3
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*
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* NOTE: This file is replicated in particle_{argon,boron,xenon}.
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* Changes should be made in all instances. */
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&pinctrl {
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spi3_default: spi3_default {
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group1 {
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psels = <NRF_PSEL(SPIM_SCK, 1, 15)>,
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<NRF_PSEL(SPIM_MOSI, 1, 13)>,
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<NRF_PSEL(SPIM_MISO, 1, 14)>;
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};
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};
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spi3_sleep: spi3_sleep {
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group1 {
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psels = <NRF_PSEL(SPIM_SCK, 1, 15)>,
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<NRF_PSEL(SPIM_MOSI, 1, 13)>,
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<NRF_PSEL(SPIM_MISO, 1, 14)>;
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low-power-enable;
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};
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};
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};
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feather_spi: &spi3 { /* feather SPI */
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compatible = "nordic,nrf-spim";
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status = "okay";
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pinctrl-0 = <&spi3_default>;
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pinctrl-1 = <&spi3_sleep>;
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pinctrl-names = "default", "sleep";
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cs-gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
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};
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