| /* |
| * Copyright (c) 2021 Argentum Systems Ltd. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <freq.h> |
| #include <atmel/saml21.dtsi> |
| #include <zephyr/dt-bindings/lora/sx126x.h> |
| |
| #include "saml21.dtsi" |
| |
| / { |
| aliases { |
| lora0 = &lora; |
| }; |
| |
| soc { |
| pinctrl@40002800 { |
| ranges = <0x40002800 0x40002800 0x180>; |
| |
| portc: gpio@40002900 { |
| compatible = "atmel,sam0-gpio"; |
| reg = <0x40002900 0x80>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| #atmel,pin-cells = <2>; |
| }; |
| }; |
| }; |
| }; |
| |
| /delete-node/ &dac; |
| |
| &sercom4 { |
| /* SERCOM4 is used to interface with the internal LoRa radio */ |
| compatible = "atmel,sam0-spi"; |
| dipo = <0>; |
| dopo = <1>; |
| cs-gpios = <&portb 31 GPIO_ACTIVE_LOW>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| lora: sx1276@0 { |
| compatible = "semtech,sx1276"; |
| reg = <0>; |
| reset-gpios = <&portb 15 GPIO_ACTIVE_LOW>; /* nRST */ |
| dio-gpios = |
| <&portb 16 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, /* DIO0 */ |
| <&porta 11 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, /* DIO1 */ |
| <&porta 12 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, /* DIO2 */ |
| <&portb 17 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, /* DIO3 */ |
| <&porta 10 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, /* DIO4 */ |
| <&portb 0 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>; /* DIO5 */ |
| spi-max-frequency = <DT_FREQ_M(10)>; |
| }; |
| }; |
