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| -rw-r--r-- | Documentation/devicetree/bindings/security/tpm/ibmvtpm.txt | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/security/tpm/ibmvtpm.txt b/Documentation/devicetree/bindings/security/tpm/ibmvtpm.txt new file mode 100644 index 000000000..d89f99971 --- /dev/null +++ b/Documentation/devicetree/bindings/security/tpm/ibmvtpm.txt @@ -0,0 +1,41 @@ +* Device Tree Bindings for IBM Virtual Trusted Platform Module(vtpm) + +Required properties: + +- compatible : property name that conveys the platform architecture + identifiers, as 'IBM,vtpm' +- device_type : specifies type of virtual device +- interrupts : property specifying the interrupt source number and + sense code associated with this virtual I/O Adapters +- ibm,my-drc-index : integer index for the connector between the device + and its parent - present only if Dynamic + Reconfiguration(DR) Connector is enabled +- ibm,#dma-address-cells: specifies the number of cells that are used to + encode the physical address field of dma-window + properties +- ibm,#dma-size-cells : specifies the number of cells that are used to + encode the size field of dma-window properties +- ibm,my-dma-window : specifies DMA window associated with this virtual + IOA +- ibm,loc-code : specifies the unique and persistent location code + associated with this virtual I/O Adapters +- linux,sml-base : 64-bit base address of the reserved memory allocated + for the firmware event log +- linux,sml-size : size of the memory allocated for the firmware event log + +Example (IBM Virtual Trusted Platform Module) +--------------------------------------------- + + vtpm@30000003 { + ibm,#dma-size-cells = <0x2>; + compatible = "IBM,vtpm"; + device_type = "IBM,vtpm"; + ibm,my-drc-index = <0x30000003>; + ibm,#dma-address-cells = <0x2>; + linux,sml-base = <0xc60e 0x0>; + interrupts = <0xa0003 0x0>; + ibm,my-dma-window = <0x10000003 0x0 0x0 0x0 0x10000000>; + ibm,loc-code = "U8286.41A.10082DV-V3-C3"; + reg = <0x30000003>; + linux,sml-size = <0xbce10200>; + }; |