From: Joel Fernandes Date: Mon, 11 Nov 2013 19:49:41 +0000 (-0600) Subject: doc: devicetree: Add bindings documentation for omap-des driver X-Git-Tag: firefly_0821_release~176^2~4691^2~36^2~11 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=31844434239e30cc7419510921929194be41e637;p=firefly-linux-kernel-4.4.55.git 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 Acked-by: Santosh Shilimkar Signed-off-by: Joel Fernandes Signed-off-by: Tony Lindgren --- 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 = ; + dmas = <&sdma 117>, <&sdma 116>; + dma-names = "tx", "rx"; + clocks = <&l3_iclk_div>; + clock-names = "fck"; + };