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Diffstat (limited to 'Documentation/devicetree/bindings/crypto/arm-cryptocell.txt')
-rw-r--r-- | Documentation/devicetree/bindings/crypto/arm-cryptocell.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt b/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt new file mode 100644 index 000000000000..cec8d5d74e26 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt @@ -0,0 +1,22 @@ +Arm TrustZone CryptoCell cryptographic engine + +Required properties: +- compatible: Should be "arm,cryptocell-712-ree". +- reg: Base physical address of the engine and length of memory mapped region. +- interrupts: Interrupt number for the device. + +Optional properties: +- interrupt-parent: The phandle for the interrupt controller that services + interrupts for this device. +- clocks: Reference to the crypto engine clock. +- dma-coherent: Present if dma operations are coherent. + +Examples: + + arm_cc712: crypto@80000000 { + compatible = "arm,cryptocell-712-ree"; + interrupt-parent = <&intc>; + interrupts = < 0 30 4 >; + reg = < 0x80000000 0x10000 >; + + }; |