DMA Controller

Kernel option:

HISTB_DMA

Driver file:

drivers/dma/histb_dma.c

Devive tree:

dmac@f9870000 {
  compatible = "hisilicon,hi3798mv100-dmac";
  reg = <0xf9870000 0x10000>;
  interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
  clocks = <&crg HISTB_DMAC_CLK>;
  resets = <&crg 0xa4 4>;
};