Ihow to create more than one rpmsg instanses between linux/A53 and freeRTOC/M4 on i.mx8mq?

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Ihow to create more than one rpmsg instanses between linux/A53 and freeRTOC/M4 on i.mx8mq?

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wenfu
Contributor III

In the nxp SDK we got imx_rpmsg_tty.c and rpmsg_lite_str_echo_rtos example for running 1 rpmsg instance between linux/A53 and freeRTOC/M4. But in our application scenario 2 or more than 2 vitual tty devices would be better.  Now how can we make 2 rpmsg instances? 

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AldoG
NXP TechSupport
NXP TechSupport

Hello,

You may use the SDK examples as a base for this, you may need to create the endpoint for each virtual tty using rpmsg_lite_create_ept

You'll find the api documentation at:
SDK_2.8.0_EVK-MIMX8MQ/middleware/multicore/rpmsg_lite/doc/group__rpmsg__lite.html

Best regards,
Aldo.

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