MediaTek ADSP Mailbox Controller

modulename: mtk-adsp-mailbox.ko

configname: CONFIG_MTK_ADSP_MBOX

Linux Kernel Configuration
└─>Device Drivers
└─>Mailbox Hardware Support
└─>MediaTek ADSP Mailbox Controller
In linux kernel since version 5.2 (release Date: 2019-07-07)  
Say yes here to add support for "MediaTek ADSP Mailbox Controller.
This mailbox driver is used to send notification or short message
between processors with ADSP. It will place the message to share
buffer and will access the ipc control.

source code:
depends
CONFIG_MAILBOX
CONFIG_ARCH_MEDIATEK or CONFIG_COMPILE_TEST