drivers: modem: Added simcom sim7080 modem driver.
Implemented driver for the simcom sim7080 modem. This driver features Socket offloading, TCP, UDP, DNS, SMS, GPS and FTP. Signed-off-by: Lukas Gehreke <lk.gehreke@gmail.com>
This commit is contained in:
Lukas Gehreke
Carles Cufí
parent
11f936c87e
commit
53dea67733
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@ -295,7 +295,10 @@
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/drivers/misc/ @tejlmand
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/drivers/misc/ft8xx/ @hubertmis
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/drivers/modem/hl7800.c @LairdCP/zephyr
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/drivers/modem/simcom-sim7080.c @lgehreke
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/drivers/modem/simcom-sim7080.h @lgehreke
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/drivers/modem/Kconfig.hl7800 @LairdCP/zephyr
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/drivers/modem/Kconfig.simcom-sim7080 @lgehreke
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/drivers/pcie/ @dcpleung @nashif @jhedberg
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/drivers/peci/ @albertofloyd @franciscomunoz @scottwcpg
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/drivers/pinctrl/ @gmarull
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@ -38,3 +38,8 @@ if (CONFIG_MODEM_HL7800)
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zephyr_library_include_directories(${ZEPHYR_BASE}/subsys/net/ip)
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zephyr_library_sources(hl7800.c)
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endif()
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if (CONFIG_MODEM_SIM7080)
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zephyr_library_include_directories(${ZEPHYR_BASE}/subsys/net/ip)
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zephyr_library_sources(simcom-sim7080.c)
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endif()
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@ -145,5 +145,6 @@ source "drivers/modem/Kconfig.wncm14a2a"
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source "drivers/modem/Kconfig.gsm"
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source "drivers/modem/Kconfig.hl7800"
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source "drivers/modem/Kconfig.simcom-sim7080"
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endif # MODEM
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73
drivers/modem/Kconfig.simcom-sim7080
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73
drivers/modem/Kconfig.simcom-sim7080
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@ -0,0 +1,73 @@
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# Simcom sim7080 driver options
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# Copyright (C) 2021 metraTec GmbH
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# SPDX-License-Identifier: Apache-2.0
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config MODEM_SIM7080
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bool "Sim7080 Driver"
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select MODEM_CONTEXT
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select MODEM_CMD_HANDLER
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select MODEM_IFACE_UART
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select MODEM_SOCKET
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select NET_OFFLOAD
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select NET_SOCKETS_OFFLOAD
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imply GPIO
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help
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Enables the driver for the Sim7080 modem.
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if MODEM_SIM7080
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config MODEM_SIMCOM_SIM7080_RX_STACK_SIZE
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int "Stack size for the simcom sim7080 modem driver rx thread"
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default 1028
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help
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This stack is used by the simcom SIM7080 RX thread.
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config MODEM_SIMCOM_SIM7080_RX_WORKQ_STACK_SIZE
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int "Stack size for the simcom sim7080 modem driver work queue"
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default 2048
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help
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This stack is used by the work queue.
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config MODEM_SIMCOM_SIM7080_INIT_PRIORITY
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int "simcom sim7080 driver init priority"
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default 80
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help
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simcom sim7080 druver initialization priority.
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config MODEM_SIMCOM_SIM7080_LTE_BANDS
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string "LTE bands the driver can use"
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default "8,20,28"
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help
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Comma separated list of usable lte bands.
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config MODEM_SIMCOM_SIM7080_APN
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string "APN for establishing a network connection"
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default "internet"
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help
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This setting is used to set the APN name for the network connection
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context. This value is specific to the network provider and may
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need to be changed.
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choice MODEM_SIMCOM_SIM7080_RAT
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bool "Radio Access Technology Mode"
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default MODEM_SIMCOM_SIM7080_RAT_NB1
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config MODEM_SIMCOM_SIM7080_RAT_NB1
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bool "NB-IoT"
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help
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Enable LTE NB-IoT mode.
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config MODEM_SIMCOM_SIM7080_RAT_M1
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bool "Cat-M1"
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help
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Enable Cat-M1 mode.
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config MODEM_SIMCOM_SIM7080_RAT_GSM
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bool "GSM"
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help
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Enable GSM mode.
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endchoice
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endif # MODEM_SIM7080
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2384
drivers/modem/simcom-sim7080.c
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2384
drivers/modem/simcom-sim7080.c
Normal file
File diff suppressed because it is too large
Load diff
188
drivers/modem/simcom-sim7080.h
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188
drivers/modem/simcom-sim7080.h
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@ -0,0 +1,188 @@
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/*
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* Copyright (C) 2021 metraTec GmbH
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef SIMCOM_SIM7080_H
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#define SIMCOM_SIM7080_H
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#include <kernel.h>
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#include <ctype.h>
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#include <inttypes.h>
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#include <errno.h>
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#include <zephyr.h>
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#include <drivers/gpio.h>
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#include <drivers/modem/simcom-sim7080.h>
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#include <device.h>
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#include <devicetree.h>
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#include <init.h>
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#include <string.h>
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#include <net/net_if.h>
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#include <net/net_offload.h>
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#include <net/socket_offload.h>
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#include "modem_context.h"
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#include "modem_cmd_handler.h"
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#include "modem_iface_uart.h"
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#include "modem_socket.h"
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#define MDM_UART_DEV DEVICE_DT_GET(DT_INST_BUS(0))
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#define MDM_MAX_DATA_LENGTH 1024
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#define MDM_RECV_BUF_SIZE 1024
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#define MDM_MAX_SOCKETS 5
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#define MDM_BASE_SOCKET_NUM 0
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#define MDM_RECV_MAX_BUF 30
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#define BUF_ALLOC_TIMEOUT K_SECONDS(1)
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#define MDM_CMD_TIMEOUT K_SECONDS(10)
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#define MDM_REGISTRATION_TIMEOUT K_SECONDS(180)
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#define MDM_CONNECT_TIMEOUT K_SECONDS(90)
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#define MDM_PDP_TIMEOUT K_SECONDS(120)
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#define MDM_DNS_TIMEOUT K_SECONDS(210)
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#define MDM_WAIT_FOR_RSSI_DELAY K_SECONDS(2)
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#define MDM_WAIT_FOR_RSSI_COUNT 30
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#define MDM_MAX_AUTOBAUD 5
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#define MDM_MAX_CEREG_WAITS 40
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#define MDM_MAX_CGATT_WAITS 40
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#define MDM_BOOT_TRIES 4
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#define MDM_GNSS_PARSER_MAX_LEN 128
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#define MDM_APN CONFIG_MODEM_SIMCOM_SIM7080_APN
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#define MDM_LTE_BANDS CONFIG_MODEM_SIMCOM_SIM7080_LTE_BANDS
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#define RSSI_TIMEOUT_SECS 30
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#define MDM_SOCKET_PRIO 40
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/*
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* Default length of modem data.
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*/
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#define MDM_MANUFACTURER_LENGTH 12
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#define MDM_MODEL_LENGTH 16
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#define MDM_REVISION_LENGTH 64
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#define MDM_IMEI_LENGTH 16
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#define MDM_IMSI_LENGTH 16
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#define MDM_ICCID_LENGTH 32
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enum sim7080_state {
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SIM7080_STATE_INIT = 0,
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SIM7080_STATE_NETWORKING,
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SIM7080_STATE_GNSS,
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SIM7080_STATE_OFF,
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};
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/* Possible states of the ftp connection. */
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enum sim7080_ftp_connection_state {
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/* Not connected yet. */
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SIM7080_FTP_CONNECTION_STATE_INITIAL = 0,
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/* Connected and still data available. */
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SIM7080_FTP_CONNECTION_STATE_CONNECTED,
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/* All data transferred. */
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SIM7080_FTP_CONNECTION_STATE_FINISHED,
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/* Something went wrong. */
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SIM7080_FTP_CONNECTION_STATE_ERROR,
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};
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/*
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* Driver data.
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*/
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struct sim7080_data {
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/*
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* Network interface of the sim module.
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*/
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struct net_if *netif;
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uint8_t mac_addr[6];
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/*
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* Uart interface of the modem.
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*/
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struct modem_iface_uart_data iface_data;
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uint8_t iface_rb_buf[MDM_MAX_DATA_LENGTH];
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/*
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* Modem command handler.
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*/
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struct modem_cmd_handler_data cmd_handler_data;
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uint8_t cmd_match_buf[MDM_RECV_BUF_SIZE + 1];
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/*
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* Modem socket data.
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*/
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struct modem_socket_config socket_config;
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struct modem_socket sockets[MDM_MAX_SOCKETS];
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/*
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* Current state of the modem.
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*/
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enum sim7080_state state;
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/*
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* RSSI work
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*/
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struct k_work_delayable rssi_query_work;
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/*
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* Information over the modem.
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*/
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char mdm_manufacturer[MDM_MANUFACTURER_LENGTH];
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char mdm_model[MDM_MODEL_LENGTH];
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char mdm_revision[MDM_REVISION_LENGTH];
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char mdm_imei[MDM_IMEI_LENGTH];
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#if defined(CONFIG_MODEM_SIM_NUMBERS)
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char mdm_imsi[MDM_IMSI_LENGTH];
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char mdm_iccid[MDM_ICCID_LENGTH];
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#endif /* #if defined(CONFIG_MODEM_SIM_NUMBERS) */
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int mdm_rssi;
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/*
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* Current operating socket and statistics.
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*/
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int current_sock_fd;
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int current_sock_written;
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/*
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* Network registration of the modem.
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*/
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uint8_t mdm_registration;
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/*
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* Whether gprs is attached or detached.
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*/
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uint8_t mdm_cgatt;
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/*
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* If the sim card is ready or not.
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*/
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bool cpin_ready;
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/*
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* Flag if the PDP context is active.
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*/
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bool pdp_active;
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/* SMS buffer structure provided by read. */
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struct sim7080_sms_buffer *sms_buffer;
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/* Position in the sms buffer. */
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uint8_t sms_buffer_pos;
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/* Ftp related variables. */
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struct {
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/* User buffer for ftp data. */
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char *read_buffer;
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/* Length of the read buffer/number of bytes read. */
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size_t nread;
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/* State of the ftp connection. */
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enum sim7080_ftp_connection_state state;
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} ftp;
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/*
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* Semaphore(s).
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*/
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struct k_sem sem_response;
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struct k_sem sem_tx_ready;
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struct k_sem sem_dns;
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struct k_sem sem_ftp;
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};
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/*
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* Pin definitions
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*/
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static struct modem_pin modem_pins[] = { MODEM_PIN(
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DT_INST_GPIO_LABEL(0, mdm_power_gpios), DT_INST_GPIO_PIN(0, mdm_power_gpios),
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DT_INST_GPIO_FLAGS(0, mdm_power_gpios) | GPIO_OUTPUT_LOW) };
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/*
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* Socket read callback data.
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*/
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struct socket_read_data {
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char *recv_buf;
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size_t recv_buf_len;
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struct sockaddr *recv_addr;
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uint16_t recv_read_len;
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};
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#endif /* SIMCOM_SIM7080_H */
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16
dts/bindings/modem/simcom,sim7080.yaml
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16
dts/bindings/modem/simcom,sim7080.yaml
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# Copyright (C) 2021 metraTec GmbH
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# SPDX-License-Identifier: Apache-2.0
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description: Simcom Sim7080 modem
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compatible: "simcom,sim7080"
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include: uart-device.yaml
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properties:
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label:
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required: true
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mdm-power-gpios:
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type: phandle-array
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required: true
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@ -540,6 +540,7 @@ silex-insight Silex Insight
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siliconfile Siliconfile Technologies lnc.
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siliconmitus Silicon Mitus, Inc.
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siemens Siemens AG
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simcom SIMCom Wireless Solutions Co., LTD
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simtek Cypress Semiconductor Corporation (Simtek Corporation)
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sinlinx Sinlinx Electronics Technology Co., LTD
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sinovoip SinoVoip Co., Ltd
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218
include/drivers/modem/simcom-sim7080.h
Normal file
218
include/drivers/modem/simcom-sim7080.h
Normal file
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@ -0,0 +1,218 @@
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/*
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* Copyright (C) 2021 metraTec GmbH
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DRIVERS_MODEM_SIMCOM_SIM7080_H
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#define ZEPHYR_INCLUDE_DRIVERS_MODEM_SIMCOM_SIM7080_H
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#include <zephyr/types.h>
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#include <stdint.h>
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#define SIM7080_GNSS_DATA_UTC_LEN 20
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#define SIM7080_SMS_MAX_LEN 160
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struct sim7080_gnss_data {
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/**
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* Whether gnss is powered or not.
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*/
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bool run_status;
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/**
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* Whether fix is acquired or not.
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*/
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bool fix_status;
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/**
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* UTC in format yyyyMMddhhmmss.sss
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*/
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char utc[SIM7080_GNSS_DATA_UTC_LEN];
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/**
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* Latitude in 10^-7 degree.
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*/
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int32_t lat;
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/**
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* Longitude in 10^-7 degree.
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*/
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int32_t lon;
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/**
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* Altitude in mm.
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*/
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int32_t alt;
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/**
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* Horizontal dilution of precision in 10^-2.
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*/
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uint16_t hdop;
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/**
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* Course over ground un 10^-2 degree.
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*/
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uint16_t cog;
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/**
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* Speed in 10^-1 km/h.
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*/
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uint16_t kmh;
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};
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/**
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* Possible sms states in memory.
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*/
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enum sim7080_sms_stat {
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SIM7080_SMS_STAT_REC_UNREAD = 0,
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SIM7080_SMS_STAT_REC_READ,
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SIM7080_SMS_STAT_STO_UNSENT,
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SIM7080_SMS_STAT_STO_SENT,
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SIM7080_SMS_STAT_ALL,
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};
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/**
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* Possible ftp return codes.
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*/
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enum sim7080_ftp_rc {
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/* Operation finished correctly. */
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SIM7080_FTP_RC_OK = 0,
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/* Session finished. */
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SIM7080_FTP_RC_FINISHED,
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/* An error occurred. */
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SIM7080_FTP_RC_ERROR,
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};
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/**
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* Buffer structure for sms.
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*/
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struct sim7080_sms {
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/* First octet of the sms. */
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uint8_t first_octet;
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/* Message protocol identifier. */
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uint8_t tp_pid;
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/* Status of the sms in memory. */
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enum sim7080_sms_stat stat;
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/* Index of the sms in memory. */
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uint16_t index;
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/* Time the sms was received. */
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struct {
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uint8_t year;
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uint8_t month;
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uint8_t day;
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uint8_t hour;
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uint8_t minute;
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uint8_t second;
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uint8_t timezone;
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} time;
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/* Buffered sms. */
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char data[SIM7080_SMS_MAX_LEN + 1];
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/* Length of the sms in buffer. */
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uint8_t data_len;
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};
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/**
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* Buffer structure for sms reads.
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*/
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struct sim7080_sms_buffer {
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/* sms structures to read to. */
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struct sim7080_sms *sms;
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/* Number of sms structures. */
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uint8_t nsms;
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};
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/**
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* @brief Power on the Sim7080.
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*
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* @return 0 on success. Otherwise -1 is returned.
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*/
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int mdm_sim7080_power_on(void);
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/**
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* @brief Power off the Sim7080.
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*
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* @return 0 on success. Otherwise -1 is returned.
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*/
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int mdm_sim7080_power_off(void);
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/**
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* @brief Starts the modem in network operation mode.
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*
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* @return 0 on success. Otherwise <0 is returned.
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*/
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int mdm_sim7080_start_network(void);
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/**
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* @brief Starts the modem in gnss operation mode.
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*
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* @return 0 on success. Otherwise <0 is returned.
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*/
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int mdm_sim7080_start_gnss(void);
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/**
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* @brief Query gnss position form the modem.
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*
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* @return 0 on success. If no fix is acquired yet -EAGAIN is returned.
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* Otherwise <0 is returned.
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*/
|
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int mdm_sim7080_query_gnss(struct sim7080_gnss_data *data);
|
||||
|
||||
/**
|
||||
* Get the sim7080 manufacturer.
|
||||
*/
|
||||
const char *mdm_sim7080_get_manufacturer(void);
|
||||
|
||||
/**
|
||||
* Get the sim7080 model information.
|
||||
*/
|
||||
const char *mdm_sim7080_get_model(void);
|
||||
|
||||
/**
|
||||
* Get the sim7080 revision.
|
||||
*/
|
||||
const char *mdm_sim7080_get_revision(void);
|
||||
|
||||
/**
|
||||
* Get the sim7080 imei number.
|
||||
*/
|
||||
const char *mdm_sim7080_get_imei(void);
|
||||
|
||||
/**
|
||||
* Read sms from sim module.
|
||||
*
|
||||
* @param buffer Buffer structure for sms.
|
||||
* @return Number of sms read on success. Otherwise -1 is returned.
|
||||
*
|
||||
* @note The buffer structure needs to be initialized to
|
||||
* the size of the sms buffer. When this function finishes
|
||||
* successful, nsms will be set to the number of sms read.
|
||||
* If the whole structure is filled a subsequent read may
|
||||
* be needed.
|
||||
*/
|
||||
int mdm_sim7080_read_sms(struct sim7080_sms_buffer *buffer);
|
||||
|
||||
/**
|
||||
* Delete a sms at a given index.
|
||||
*
|
||||
* @param index The index of the sms in memory.
|
||||
* @return 0 on success. Otherwise -1 is returned.
|
||||
*/
|
||||
int mdm_sim7080_delete_sms(uint16_t index);
|
||||
|
||||
/**
|
||||
* Start a ftp get session.
|
||||
*
|
||||
* @param server The ftp servers address.
|
||||
* @param user User name for the ftp server.
|
||||
* @param passwd Password for the ftp user.
|
||||
* @param file File to be downloaded.
|
||||
* @param path Path to the file on the server.
|
||||
* @return 0 if the session was started. Otherwise -1 is returned.
|
||||
*/
|
||||
int mdm_sim7080_ftp_get_start(const char *server, const char *user, const char *passwd,
|
||||
const char *file, const char *path);
|
||||
|
||||
/**
|
||||
* Read data from a ftp get session.
|
||||
*
|
||||
* @param dst The destination buffer.
|
||||
* @param size Initialize to the size of dst. Gets set to the nuber
|
||||
* of bytes actually read.
|
||||
* @return According sim7080_ftp_rc.
|
||||
*/
|
||||
int mdm_sim7080_ftp_get_read(char *dst, size_t *size);
|
||||
|
||||
#endif /* ZEPHYR_INCLUDE_DRIVERS_MODEM_SIMCOM_SIM7080_H */
|
||||
8
tests/drivers/build_all/modem/modem_simcom_sim7080.conf
Normal file
8
tests/drivers/build_all/modem/modem_simcom_sim7080.conf
Normal file
|
|
@ -0,0 +1,8 @@
|
|||
CONFIG_TEST=y
|
||||
CONFIG_TEST_RANDOM_GENERATOR=y
|
||||
CONFIG_SERIAL=y
|
||||
CONFIG_TEST_UART=y
|
||||
CONFIG_NETWORKING=y
|
||||
CONFIG_NET_SOCKETS=y
|
||||
CONFIG_MODEM=y
|
||||
CONFIG_MODEM_SIM7080=y
|
||||
|
|
@ -4,10 +4,13 @@ common:
|
|||
tests:
|
||||
drivers.modem.build:
|
||||
extra_args: CONF_FILE=modem.conf
|
||||
platform_exclude: serpente particle_boron rak5010_nrf52840 litex_vexriscv
|
||||
platform_exclude: serpente particle_boron rak5010_nrf52840 litex_vexriscv ip_k66f
|
||||
drivers.modem.ublox_sara.build:
|
||||
extra_args: CONF_FILE=modem_ublox_sara.conf
|
||||
platform_exclude: serpente pinnacle_100_dvk litex_vexriscv
|
||||
platform_exclude: serpente pinnacle_100_dvk litex_vexriscv ip_k66f
|
||||
drivers.modem.simcom_sim7080.build:
|
||||
extra_args: CONF_FILE=modem_simcom_sim7080.conf
|
||||
platform_exclude: serpente pinnacle_100_dvk litex_vexriscv ip_k66f
|
||||
drivers.modem.quectel_bg9x.build:
|
||||
extra_args: CONF_FILE=modem_quectel_bg9x.conf
|
||||
platform_exclude: serpente pinnacle_100_dvk litex_vexriscv
|
||||
platform_exclude: serpente pinnacle_100_dvk litex_vexriscv ip_k66f
|
||||
|
|
|
|||
|
|
@ -37,6 +37,13 @@ test_sara_r4: sara_r4 {
|
|||
mdm-reset-gpios = <&test_gpio 0 0>;
|
||||
};
|
||||
|
||||
test_simcom_sim7080: sim7080 {
|
||||
compatible = "simcom,sim7080";
|
||||
label = "simcom,sim7080";
|
||||
|
||||
mdm-power-gpios = <&test_gpio 0 0>;
|
||||
};
|
||||
|
||||
test_quectel_bg9x: quectel_bg9x {
|
||||
compatible = "quectel,bg9x";
|
||||
label = "quectel,bg9x";
|
||||
|
|
|
|||
Loading…
Reference in a new issue