41 lines
1017 B
Plaintext
41 lines
1017 B
Plaintext
|
/*
|
||
|
|
* Copyright (c) 2021 Dean Weiten <dmw@weiten.com>
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#include <st/l0/stm32l073Xz.dtsi>
|
||
|
|
#include <st/l0/stm32l073r(b-z)tx-pinctrl.dtsi>
|
||
|
|
|
||
|
|
&spi2 {
|
||
|
|
/* SX1276 SPI communication */
|
||
|
|
pinctrl-0 = <&spi2_sck_pb13 &spi2_miso_pb14 &spi2_mosi_pb15>;
|
||
|
|
cs-gpios = <&gpiob 12 GPIO_ACTIVE_LOW>;
|
||
|
|
status = "okay";
|
||
|
|
|
||
|
|
lora: sx1276@0 {
|
||
|
|
compatible = "semtech,sx1276";
|
||
|
|
reg = <0>;
|
||
|
|
label = "sx1276";
|
||
|
|
/* SX1276 nRESET */
|
||
|
|
reset-gpios = <&gpiob 10 GPIO_ACTIVE_LOW>;
|
||
|
|
dio-gpios =
|
||
|
|
/* SX1276 D0 */
|
||
|
|
<&gpiob 11 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
|
||
|
|
/* SX1276 D1 */
|
||
|
|
<&gpioc 13 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
|
||
|
|
/* SX1276 D2 */
|
||
|
|
<&gpiob 9 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
|
||
|
|
/* SX1276 D3 */
|
||
|
|
<&gpiob 4 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
|
||
|
|
/* SX1276 D4 */
|
||
|
|
<&gpiob 3 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>,
|
||
|
|
/* SX1276 D5 */
|
||
|
|
<&gpioa 15 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>;
|
||
|
|
spi-max-frequency = <1000000>;
|
||
|
|
power-amplifier-output = "pa-boost";
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|