40 lines
1022 B
Plaintext
40 lines
1022 B
Plaintext
/*
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* Copyright (c) 2021 Dean Weiten <dmw@weiten.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <st/l0/stm32l073Xz.dtsi>
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#include <st/l0/stm32l073r(b-z)tx-pinctrl.dtsi>
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&spi2 {
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/* SX1276 SPI communication */
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pinctrl-0 = <&spi2_sck_pb13 &spi2_miso_pb14 &spi2_mosi_pb15>;
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pinctrl-names = "default";
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cs-gpios = <&gpiob 12 GPIO_ACTIVE_LOW>;
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status = "okay";
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lora: lora@0 {
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compatible = "semtech,sx1276";
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reg = <0>;
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/* SX1276 nRESET */
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reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
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dio-gpios =
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/* SX1276 D0 */
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<&gpiob 11 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
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/* SX1276 D1 */
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<&gpioc 13 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
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/* SX1276 D2 */
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<&gpiob 9 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
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/* SX1276 D3 */
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<&gpiob 4 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
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/* SX1276 D4 */
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<&gpiob 3 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
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/* SX1276 D5 */
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<&gpioa 15 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>;
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spi-max-frequency = <1000000>;
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power-amplifier-output = "pa-boost";
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};
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};
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