1* ARASAN PATA COMPACT FLASH CONTROLLER 2 3Required properties: 4- compatible: "arasan,cf-spear1340" 5- reg: Address range of the CF registers 6- interrupt: Should contain the CF interrupt number 7- clock-frequency: Interface clock rate, in Hz, one of 8 25000000 9 33000000 10 40000000 11 50000000 12 66000000 13 75000000 14 100000000 15 125000000 16 150000000 17 166000000 18 200000000 19 20Optional properties: 21- arasan,broken-udma: if present, UDMA mode is unusable 22- arasan,broken-mwdma: if present, MWDMA mode is unusable 23- arasan,broken-pio: if present, PIO mode is unusable 24- dmas: one DMA channel, as described in bindings/dma/dma.txt 25 required unless both UDMA and MWDMA mode are broken 26- dma-names: the corresponding channel name, must be "data" 27 28Example: 29 30 cf@fc000000 { 31 compatible = "arasan,cf-spear1340"; 32 reg = <0xfc000000 0x1000>; 33 interrupt-parent = <&vic1>; 34 interrupts = <12>; 35 dmas = <&dma-controller 23>; 36 dma-names = "data"; 37 }; 38