162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci 362306a36Sopenharmony_ciconfig MTK_HSDMA 462306a36Sopenharmony_ci tristate "MediaTek High-Speed DMA controller support" 562306a36Sopenharmony_ci depends on ARCH_MEDIATEK || COMPILE_TEST 662306a36Sopenharmony_ci select DMA_ENGINE 762306a36Sopenharmony_ci select DMA_VIRTUAL_CHANNELS 862306a36Sopenharmony_ci help 962306a36Sopenharmony_ci Enable support for High-Speed DMA controller on MediaTek 1062306a36Sopenharmony_ci SoCs. 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci This controller provides the channels which is dedicated to 1362306a36Sopenharmony_ci memory-to-memory transfer to offload from CPU through ring- 1462306a36Sopenharmony_ci based descriptor management. 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ciconfig MTK_CQDMA 1762306a36Sopenharmony_ci tristate "MediaTek Command-Queue DMA controller support" 1862306a36Sopenharmony_ci depends on ARCH_MEDIATEK || COMPILE_TEST 1962306a36Sopenharmony_ci select DMA_ENGINE 2062306a36Sopenharmony_ci select DMA_VIRTUAL_CHANNELS 2162306a36Sopenharmony_ci select ASYNC_TX_ENABLE_CHANNEL_SWITCH 2262306a36Sopenharmony_ci help 2362306a36Sopenharmony_ci Enable support for Command-Queue DMA controller on MediaTek 2462306a36Sopenharmony_ci SoCs. 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ci This controller provides the channels which is dedicated to 2762306a36Sopenharmony_ci memory-to-memory transfer to offload from CPU. 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ciconfig MTK_UART_APDMA 3062306a36Sopenharmony_ci tristate "MediaTek SoCs APDMA support for UART" 3162306a36Sopenharmony_ci depends on OF && SERIAL_8250_MT6577 3262306a36Sopenharmony_ci select DMA_ENGINE 3362306a36Sopenharmony_ci select DMA_VIRTUAL_CHANNELS 3462306a36Sopenharmony_ci help 3562306a36Sopenharmony_ci Support for the UART DMA engine found on MediaTek MTK SoCs. 3662306a36Sopenharmony_ci When SERIAL_8250_MT6577 is enabled, and if you want to use DMA, 3762306a36Sopenharmony_ci you can enable the config. The DMA engine can only be used 3862306a36Sopenharmony_ci with MediaTek SoCs. 39