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CONFIG_IMX_DSP: IMX DSP Protocol driver

General informations

The Linux kernel configuration item CONFIG_IMX_DSP:

Help text

This enables DSP IPC protocol between host AP (Linux) and the firmware running on DSP. DSP exists on some i.MX8 processors (e.g i.MX8QM, i.MX8QXP).

It acts like a doorbell. Client might use shared memory to exchange information with DSP side.

Hardware

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