zephyr/drivers/ieee802154/ieee802154_rf2xx.h

136 lines
3.7 KiB
C

/* ieee802154_rf2xx.h - IEEE 802.15.4 Driver definition for ATMEL RF2XX */
/*
* Copyright (c) 2019-2020 Gerson Fernando Budke
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_DRIVERS_IEEE802154_IEEE802154_RF2XX_H_
#define ZEPHYR_DRIVERS_IEEE802154_IEEE802154_RF2XX_H_
/* Runtime context structure
***************************
*/
enum rf2xx_trx_state_cmd_t {
RF2XX_TRX_PHY_STATE_CMD_NOP = 0x00,
RF2XX_TRX_PHY_STATE_CMD_TX_START = 0x02,
RF2XX_TRX_PHY_STATE_CMD_FORCE_TRX_OFF = 0x03,
RF2XX_TRX_PHY_STATE_CMD_FORCE_PLL_ON = 0x04,
RF2XX_TRX_PHY_STATE_CMD_RX_ON = 0x06,
RF2XX_TRX_PHY_STATE_CMD_TRX_OFF = 0x08,
RF2XX_TRX_PHY_STATE_CMD_PLL_ON = 0x09,
RF2XX_TRX_PHY_STATE_CMD_PREP_DEEP_SLEEP = 0x10,
RF2XX_TRX_PHY_STATE_CMD_RX_AACK_ON = 0x16,
RF2XX_TRX_PHY_STATE_CMD_TX_ARET_ON = 0x19,
/* Implemented by Software */
RF2XX_TRX_PHY_STATE_CMD_SLEEP = 0x0f,
RF2XX_TRX_PHY_STATE_CMD_DEEP_SLEEP = 0x20,
};
enum rf2xx_trx_state_status_t {
RF2XX_TRX_PHY_STATUS_P_ON = 0x00,
RF2XX_TRX_PHY_STATUS_BUSY_RX = 0x01,
RF2XX_TRX_PHY_STATUS_BUSY_TX = 0x02,
RF2XX_TRX_PHY_STATUS_RX_ON = 0x06,
RF2XX_TRX_PHY_STATUS_TRX_OFF = 0x08,
RF2XX_TRX_PHY_STATUS_PLL_ON = 0x09,
RF2XX_TRX_PHY_STATUS_SLEEP = 0x0f,
RF2XX_TRX_PHY_STATUS_BUSY_RX_AACK = 0x11,
RF2XX_TRX_PHY_STATUS_BUSY_TX_ARET = 0x12,
RF2XX_TRX_PHY_STATUS_RX_AACK_ON = 0x16,
RF2XX_TRX_PHY_STATUS_TX_ARET_ON = 0x19,
RF2XX_TRX_PHY_STATUS_RX_ON_NOCLK = 0x1c,
RF2XX_TRX_PHY_STATUS_RX_AACK_ON_NOCLK = 0x1d,
RF2XX_TRX_PHY_STATUS_BUSY_RX_AACK_NOCLK = 0x1e,
RF2XX_TRX_PHY_STATUS_STATE_TRANSITION = 0x1f,
RF2XX_TRX_PHY_STATUS_MASK = 0x1f
};
/**
* TRAC STATE RX_AACK TX_ARET
* SUCCESS X X
* SUCCESS_DATA_PENDING X
* SUCCESS_WAIT_FOR_ACK X
* CHANNEL_ACCESS_FAILED X
* NO_ACK X
* INVALID X X
*/
enum rf2xx_trx_state_trac_t {
RF2XX_TRX_PHY_STATE_TRAC_SUCCESS = 0x00,
RF2XX_TRX_PHY_STATE_TRAC_SUCCESS_DATA_PENDING = 0x01,
RF2XX_TRX_PHY_STATE_TRAC_SUCCESS_WAIT_FOR_ACK = 0x02,
RF2XX_TRX_PHY_STATE_TRAC_CHANNEL_ACCESS_FAILED = 0x03,
RF2XX_TRX_PHY_STATE_TRAC_NO_ACK = 0x05,
RF2XX_TRX_PHY_STATE_TRAC_INVALID = 0x07,
};
enum rf2xx_trx_model_t {
RF2XX_TRX_MODEL_INV = 0x00,
RF2XX_TRX_MODEL_230 = 0x02,
RF2XX_TRX_MODEL_231 = 0x03,
RF2XX_TRX_MODEL_212 = 0x07,
RF2XX_TRX_MODEL_232 = 0x0A,
RF2XX_TRX_MODEL_233 = 0x0B,
};
struct rf2xx_dt_gpio_t {
const char *devname;
uint32_t pin;
uint32_t flags;
};
struct rf2xx_dt_spi_t {
const char *devname;
uint32_t freq;
uint32_t addr;
struct rf2xx_dt_gpio_t cs;
};
struct rf2xx_config {
struct rf2xx_dt_gpio_t irq;
struct rf2xx_dt_gpio_t reset;
struct rf2xx_dt_gpio_t slptr;
struct rf2xx_dt_gpio_t dig2;
struct rf2xx_dt_gpio_t clkm;
struct rf2xx_dt_spi_t spi;
uint8_t inst;
uint8_t has_mac;
};
struct rf2xx_context {
struct net_if *iface;
struct device *irq_gpio;
struct device *reset_gpio;
struct device *slptr_gpio;
struct device *dig2_gpio;
struct device *clkm_gpio;
struct device *spi;
struct spi_config spi_cfg;
struct spi_cs_control spi_cs;
struct gpio_callback irq_cb;
struct k_thread trx_thread;
K_THREAD_STACK_MEMBER(trx_stack,
CONFIG_IEEE802154_RF2XX_RX_STACK_SIZE);
struct k_sem trx_isr_lock;
struct k_sem trx_tx_sync;
enum rf2xx_trx_model_t trx_model;
enum rf2xx_trx_state_trac_t trx_trac;
uint8_t mac_addr[8];
uint8_t pkt_lqi;
uint8_t pkt_ed;
int8_t trx_rssi_base;
uint8_t trx_version;
uint8_t rx_phr;
};
#endif /* ZEPHYR_DRIVERS_IEEE802154_IEEE802154_RF2XX_H_ */