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drivers: modem_cellular: Switch chat to UART when CMUX closes #99079

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drivers: modem_cellular: Switch chat to UART when CMUX closes #99079

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5 changes: 4 additions & 1 deletion drivers/modem/modem_cellular.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1475,7 +1475,10 @@ static void modem_cellular_init_power_off_event_handler(struct modem_cellular_da
switch (evt) {
case MODEM_CELLULAR_EVENT_CMUX_DISCONNECTED:
modem_cellular_stop_timer(data);
__fallthrough;
data->cmd_pipe = data->uart_pipe;
/* Assume the same time as reset pulse is enough to return from CMUX to AT mode */
modem_cellular_start_timer(data, K_MSEC(config->reset_pulse_duration_ms));
break;
case MODEM_CELLULAR_EVENT_TIMEOUT:
/* Shutdown script can only be used if cmd_pipe is available, i.e. we are not in
* some intermediary state without a pipe for commands available
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