| # SPDX-License-Identifier: GPL-2.0-only |
| |
| config MTK_HSDMA |
| tristate "MediaTek High-Speed DMA controller support" |
| depends on ARCH_MEDIATEK || COMPILE_TEST |
| select DMA_ENGINE |
| select DMA_VIRTUAL_CHANNELS |
| help |
| Enable support for High-Speed DMA controller on MediaTek |
| SoCs. |
| |
| This controller provides the channels which is dedicated to |
| memory-to-memory transfer to offload from CPU through ring- |
| based descriptor management. |
| |
| config MTK_CQDMA |
| tristate "MediaTek Command-Queue DMA controller support" |
| depends on ARCH_MEDIATEK || COMPILE_TEST |
| select DMA_ENGINE |
| select DMA_VIRTUAL_CHANNELS |
| select ASYNC_TX_ENABLE_CHANNEL_SWITCH |
| help |
| Enable support for Command-Queue DMA controller on MediaTek |
| SoCs. |
| |
| This controller provides the channels which is dedicated to |
| memory-to-memory transfer to offload from CPU. |
| |
| config MTK_UART_APDMA |
| tristate "MediaTek SoCs APDMA support for UART" |
| depends on OF && SERIAL_8250_MT6577 |
| select DMA_ENGINE |
| select DMA_VIRTUAL_CHANNELS |
| help |
| Support for the UART DMA engine found on MediaTek MTK SoCs. |
| When SERIAL_8250_MT6577 is enabled, and if you want to use DMA, |
| you can enable the config. The DMA engine can only be used |
| with MediaTek SoCs. |