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Documentation / devicetree / bindings / ata / pata-arasan.txt




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Based on kernel version 3.16. Page generated on 2014-08-06 21:36 EST.

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-parent: Should be the phandle for the interrupt controller
7	  that services interrupts for this device
8	- interrupt: Should contain the CF interrupt number
9	- clock-frequency: Interface clock rate, in Hz, one of
10	       25000000
11	       33000000
12	       40000000
13	       50000000
14	       66000000
15	       75000000
16	      100000000
17	      125000000
18	      150000000
19	      166000000
20	      200000000
21	
22	Optional properties:
23	- arasan,broken-udma: if present, UDMA mode is unusable
24	- arasan,broken-mwdma: if present, MWDMA mode is unusable
25	- arasan,broken-pio: if present, PIO mode is unusable
26	- dmas: one DMA channel, as described in bindings/dma/dma.txt
27	  required unless both UDMA and MWDMA mode are broken
28	- dma-names: the corresponding channel name, must be "data"
29	
30	Example:
31	
32		cf@fc000000 {
33			compatible = "arasan,cf-spear1340";
34			reg = <0xfc000000 0x1000>;
35			interrupt-parent = <&vic1>;
36			interrupts = <12>;
37			dmas = <&dma-controller 23>;
38			dma-names = "data";
39		};
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