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drivers: modem: modem_cellular: add Telit ME910G1

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Added chat script and initial config to support Telit ME910G1.
Needed to edit power_pulse pin timing in accordance to datasheet.

Signed-off-by: Jeff Welder <Jeff.Welder@ellenbytech.com>
This commit is contained in:
Jeff Welder 2023-10-10 09:32:09 -04:00 committed by Fabio Baltieri
parent 018cd27ac6
commit 372216a3ea
2 changed files with 74 additions and 1 deletions
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2
drivers/modem/Kconfig.cellular
View file

@ -13,7 +13,7 @@ config MODEM_CELLULAR
select NET_L2_PPP_OPTION_MRU
depends on (DT_HAS_QUECTEL_BG95_ENABLED || DT_HAS_ZEPHYR_GSM_PPP_ENABLED || \
DT_HAS_SIMCOM_SIM7080_ENABLED || DT_HAS_U_BLOX_SARA_R4_ENABLED || \
DT_HAS_SWIR_HL7800_ENABLED)
DT_HAS_SWIR_HL7800_ENABLED || DT_HAS_TELIT_ME910G1_ENABLED)
help
This driver uses the generic 3gpp AT commands, along
with the standard protocols CMUX and PPP, to configure

73
drivers/modem/modem_cellular.c
View file

@ -1457,6 +1457,48 @@ MODEM_CHAT_SCRIPT_DEFINE(swir_hl7800_dial_chat_script, swir_hl7800_dial_chat_scr
dial_abort_matches, modem_cellular_chat_callback_handler, 10);
#endif
#if DT_HAS_COMPAT_STATUS_OKAY(telit_me910g1)
MODEM_CHAT_SCRIPT_CMDS_DEFINE(telit_me910g1_init_chat_script_cmds,
MODEM_CHAT_SCRIPT_CMD_RESP_NONE("AT", 100),
MODEM_CHAT_SCRIPT_CMD_RESP_NONE("AT", 100),
MODEM_CHAT_SCRIPT_CMD_RESP_NONE("AT", 100),
MODEM_CHAT_SCRIPT_CMD_RESP_NONE("AT", 100),
MODEM_CHAT_SCRIPT_CMD_RESP("ATE0", ok_match),
/* The Telit me910g1 often has an error trying
* to set the PDP context. The radio must be on to set
* the context, and this step must be successful.
* It is moved to the init script to allow retries.
*/
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CGDCONT=1,\"IP\","
"\"" CONFIG_MODEM_CELLULAR_APN "\"",
ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CFUN=4", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CMEE=1", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CREG=1", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CGREG=1", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CEREG=1", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CREG?", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CEREG?", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CGREG?", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CGSN", imei_match),
MODEM_CHAT_SCRIPT_CMD_RESP("", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CGMM", cgmm_match),
MODEM_CHAT_SCRIPT_CMD_RESP("", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP("AT+CFUN=1", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP_NONE("AT+CMUX=0,0,5,127,10,3,30,10,2",
300));
MODEM_CHAT_SCRIPT_DEFINE(telit_me910g1_init_chat_script, telit_me910g1_init_chat_script_cmds,
abort_matches, modem_cellular_chat_callback_handler, 10);
MODEM_CHAT_SCRIPT_CMDS_DEFINE(telit_me910g1_dial_chat_script_cmds,
MODEM_CHAT_SCRIPT_CMD_RESP("AT", ok_match),
MODEM_CHAT_SCRIPT_CMD_RESP_NONE("ATD*99***1#", 0),);
MODEM_CHAT_SCRIPT_DEFINE(telit_me910g1_dial_chat_script, telit_me910g1_dial_chat_script_cmds,
dial_abort_matches, modem_cellular_chat_callback_handler, 10);
#endif
#define MODEM_CELLULAR_INST_NAME(name, inst) \
_CONCAT(_CONCAT(_CONCAT(name, _), DT_DRV_COMPAT), inst)
@ -1595,6 +1637,33 @@ MODEM_CHAT_SCRIPT_DEFINE(swir_hl7800_dial_chat_script, swir_hl7800_dial_chat_scr
&MODEM_CELLULAR_INST_NAME(data, inst), \
&MODEM_CELLULAR_INST_NAME(config, inst), POST_KERNEL, 99, NULL);
#define MODEM_CELLULAR_DEVICE_TELIT_ME910G1(inst) \
MODEM_PPP_DEFINE(MODEM_CELLULAR_INST_NAME(ppp, inst), NULL, 98, 1500, 64); \
\
static struct modem_cellular_data MODEM_CELLULAR_INST_NAME(data, inst) = { \
.chat_delimiter = {'\r'}, \
.chat_filter = {'\n'}, \
.ppp = &MODEM_CELLULAR_INST_NAME(ppp, inst), \
}; \
\
static struct modem_cellular_config MODEM_CELLULAR_INST_NAME(config, inst) = { \
.uart = DEVICE_DT_GET(DT_INST_BUS(inst)), \
.power_gpio = GPIO_DT_SPEC_INST_GET_OR(inst, mdm_power_gpios, {}), \
.reset_gpio = GPIO_DT_SPEC_INST_GET_OR(inst, mdm_reset_gpios, {}), \
.power_pulse_duration_ms = 5050, \
.reset_pulse_duration_ms = 250, \
.startup_time_ms = 15000, \
.shutdown_time_ms = 5000, \
.init_chat_script = &telit_me910g1_init_chat_script, \
.dial_chat_script = &telit_me910g1_dial_chat_script, \
}; \
\
PM_DEVICE_DT_INST_DEFINE(inst, modem_cellular_pm_action); \
\
DEVICE_DT_INST_DEFINE(inst, modem_cellular_init, PM_DEVICE_DT_INST_GET(inst), \
&MODEM_CELLULAR_INST_NAME(data, inst), \
&MODEM_CELLULAR_INST_NAME(config, inst), POST_KERNEL, 99, NULL);
#define DT_DRV_COMPAT quectel_bg95
DT_INST_FOREACH_STATUS_OKAY(MODEM_CELLULAR_DEVICE_QUECTEL_BG95)
#undef DT_DRV_COMPAT
@ -1614,3 +1683,7 @@ DT_INST_FOREACH_STATUS_OKAY(MODEM_CELLULAR_DEVICE_U_BLOX_SARA_R4)
#define DT_DRV_COMPAT swir_hl7800
DT_INST_FOREACH_STATUS_OKAY(MODEM_CELLULAR_DEVICE_SWIR_HL7800)
#undef DT_DRV_COMPAT
#define DT_DRV_COMPAT telit_me910g1
DT_INST_FOREACH_STATUS_OKAY(MODEM_CELLULAR_DEVICE_TELIT_ME910G1)
#undef DT_DRV_COMPAT