The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/ata/pata-arasan.txt

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    1 * ARASAN PATA COMPACT FLASH CONTROLLER
    2 
    3 Required 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 
   20 Optional 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 
   28 Example:
   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         };

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