| # Copyright (c) 2019, Manivannan Sadhasivam |
| # Copyright (c) 2020, Grinn |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| description: Semtech SX1276 LoRa Modem |
| |
| compatible: "semtech,sx1276" |
| |
| include: spi-device.yaml |
| |
| properties: |
| reset-gpios: |
| type: phandle-array |
| required: true |
| description: | |
| GPIO connected to the sensor NRST signal. |
| |
| This signal is open-drain, active-low as interpreted by the |
| modem. |
| |
| dio-gpios: |
| type: phandle-array |
| required: true |
| description: | |
| Up to six pins that produce service interrupts from the modem. |
| |
| These signals are normally active-high. |
| |
| power-amplifier-output: |
| type: string |
| required: false |
| description: | |
| Selects power amplifier output pin. This is required when neither |
| 'rfo-enable-gpios' nor 'pa-boost-enable-gpios' is specified. In other |
| case this property is simply ignored. |
| enum: |
| - "rfo" |
| - "pa-boost" |
| |
| antenna-enable-gpios: |
| type: phandle-array |
| required: false |
| description: | |
| Antenna power enable pin. |
| |
| rfi-enable-gpios: |
| type: phandle-array |
| required: false |
| description: | |
| RFI antenna input enable pin. |
| |
| rfo-enable-gpios: |
| type: phandle-array |
| required: false |
| description: | |
| RFO antenna output enable pin. |
| |
| pa-boost-enable-gpios: |
| type: phandle-array |
| required: false |
| description: | |
| PA_BOOST antenna output enable pin. |
| |
| tcxo-power-gpios: |
| type: phandle-array |
| required: false |
| description: | |
| TCXO power enable pin. |
| |
| tcxo-power-startup-delay-ms: |
| type: int |
| required: false |
| description: | |
| Delay which has to be applied after enabling TCXO power. |
