| # 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. |