diff options
| author | Joel Fernandes <joelf@ti.com> | 2013-11-11 13:49:41 -0600 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2013-11-15 07:38:14 -0800 |
| commit | 31844434239e30cc7419510921929194be41e637 (patch) | |
| tree | 93023069d85a4d2abd450f8706d95c7ab92c26fc /Documentation/devicetree | |
| parent | cd6d364f474491160bfd8cb4bad0637858023161 (diff) | |
doc: devicetree: Add bindings documentation for omap-des driver
Add documentation for the generic OMAP DES crypto modul describing the device
tree bindings.
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/crypto/omap-des.txt | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/crypto/omap-des.txt b/Documentation/devicetree/bindings/crypto/omap-des.txt new file mode 100644 index 000000000000..e8c63bf2e16d --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/omap-des.txt @@ -0,0 +1,30 @@ +OMAP SoC DES crypto Module + +Required properties: + +- compatible : Should contain "ti,omap4-des" +- ti,hwmods: Name of the hwmod associated with the DES module +- reg : Offset and length of the register set for the module +- interrupts : the interrupt-specifier for the DES module +- clocks : A phandle to the functional clock node of the DES module + corresponding to each entry in clock-names +- clock-names : Name of the functional clock, should be "fck" + +Optional properties: +- dmas: DMA specifiers for tx and rx dma. See the DMA client binding, + Documentation/devicetree/bindings/dma/dma.txt + Each entry corresponds to an entry in dma-names +- dma-names: DMA request names should include "tx" and "rx" if present + +Example: + /* DRA7xx SoC */ + des: des@480a5000 { + compatible = "ti,omap4-des"; + ti,hwmods = "des"; + reg = <0x480a5000 0xa0>; + interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&sdma 117>, <&sdma 116>; + dma-names = "tx", "rx"; + clocks = <&l3_iclk_div>; + clock-names = "fck"; + }; |