Loongson2 Chain Multi-Channel DMA support
modulename: loongson2-apb-cmc-dma.ko
configname: CONFIG_LOONGSON2_APB_CMC_DMA
Linux Kernel Configuration
└─>Device Drivers
└─>DMA Engine support
└─>Loongson2 Chain Multi-Channel DMA support
In linux kernel since version 5.10.255 (release Date: 2026-05-08)
Support for the Loongson Chain Multi-Channel DMA controller driver.
It is discovered on the Loongson-2K chip (Loongson-2K0300/Loongson-2K3000),
which has 4/8 channels internally, enabling bidirectional data transfer
between devices and memory.
It is discovered on the Loongson-2K chip (Loongson-2K0300/Loongson-2K3000),
which has 4/8 channels internally, enabling bidirectional data transfer
between devices and memory.
source code:
depends
CONFIG_DMADEVICESCONFIG_COMPILE_TEST or CONFIG_MACH_LOONGSON64
CONFIG_COMPILE_TEST or CONFIG_MACH_LOONGSON32 or CONFIG_MACH_LOONGSON64