80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/*
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* Copyright (c) 2019 Manivannan Sadhasivam
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* Copyright (c) 2020 Andreas Sandberg
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* Copyright (c) 2021 Fabio Baltieri
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_DRIVERS_SX126X_COMMON_H_
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#define ZEPHYR_DRIVERS_SX126X_COMMON_H_
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#include <zephyr/types.h>
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#include <drivers/gpio.h>
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#include <drivers/lora.h>
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#include <drivers/spi.h>
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#include <sx126x/sx126x.h>
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#if DT_HAS_COMPAT_STATUS_OKAY(semtech_sx1261)
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#define DT_DRV_COMPAT semtech_sx1261
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#define SX126X_DEVICE_ID SX1261
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#elif DT_HAS_COMPAT_STATUS_OKAY(semtech_sx1262)
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#define DT_DRV_COMPAT semtech_sx1262
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#define SX126X_DEVICE_ID SX1262
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#elif DT_HAS_COMPAT_STATUS_OKAY(st_stm32wl_subghz_radio)
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#define DT_DRV_COMPAT st_stm32wl_subghz_radio
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#define SX126X_DEVICE_ID SX1262
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#else
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#error No SX126x instance in device tree.
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#endif
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#define HAVE_GPIO_CS DT_INST_SPI_DEV_HAS_CS_GPIOS(0)
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#define HAVE_GPIO_ANTENNA_ENABLE \
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DT_INST_NODE_HAS_PROP(0, antenna_enable_gpios)
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#define HAVE_GPIO_TX_ENABLE DT_INST_NODE_HAS_PROP(0, tx_enable_gpios)
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#define HAVE_GPIO_RX_ENABLE DT_INST_NODE_HAS_PROP(0, rx_enable_gpios)
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#define GPIO_CS_LABEL DT_INST_SPI_DEV_CS_GPIOS_LABEL(0)
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#define GPIO_CS_PIN DT_INST_SPI_DEV_CS_GPIOS_PIN(0)
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#define GPIO_CS_FLAGS DT_INST_SPI_DEV_CS_GPIOS_FLAGS(0)
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#define GPIO_ANTENNA_ENABLE_PIN DT_INST_GPIO_PIN(0, antenna_enable_gpios)
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#define GPIO_TX_ENABLE_PIN DT_INST_GPIO_PIN(0, tx_enable_gpios)
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#define GPIO_RX_ENABLE_PIN DT_INST_GPIO_PIN(0, rx_enable_gpios)
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struct sx126x_data {
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struct gpio_callback dio1_irq_callback;
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struct k_work dio1_irq_work;
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DioIrqHandler *radio_dio_irq;
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#if HAVE_GPIO_ANTENNA_ENABLE
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const struct device *antenna_enable;
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#endif
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#if HAVE_GPIO_TX_ENABLE
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const struct device *tx_enable;
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#endif
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#if HAVE_GPIO_RX_ENABLE
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const struct device *rx_enable;
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#endif
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const struct device *spi;
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struct spi_config spi_cfg;
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#if HAVE_GPIO_CS
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struct spi_cs_control spi_cs;
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#endif
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RadioOperatingModes_t mode;
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};
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void sx126x_reset(struct sx126x_data *dev_data);
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bool sx126x_is_busy(struct sx126x_data *dev_data);
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uint32_t sx126x_get_dio1_pin_state(struct sx126x_data *dev_data);
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void sx126x_dio1_irq_enable(struct sx126x_data *dev_data);
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void sx126x_dio1_irq_disable(struct sx126x_data *dev_data);
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int sx126x_variant_init(const struct device *dev);
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#endif /* ZEPHYR_DRIVERS_SX126X_COMMON_H_ */
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