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+Trusted Platform Module (TPM)
+=============================
+
+The tpm node describes a TPM device present in the platform. It also includes
+event log information.
+
+Required properties
+-------------------
+
+All these properties are added by hostboot and consumed by skiboot and the
+linux kernel (tpm and vtpm codes)
+
+::
+
+ compatible : manufacturer,model
+
+ linux,sml-base: 64-bit base address of the reserved memory allocated for firmware event log.
+ sml stands for shared memory log.
+
+ linux,sml-size: size of the memory allocated for firwmare event log.
+
+
+Optional properties
+-------------------
+
+::
+
+ status: indicates whether the device is enabled or disabled. "okay" for
+ enabled and "disabled" for disabled.
+
+Example
+-------
+
+::
+
+ tpm@57 {
+ reg = <0x57>;
+ compatible = "nuvoton,npct650", "nuvoton,npct601";
+ linux,sml-base = <0x7f 0xfd450000>;
+ linux,sml-size = <0x10000>;
+ status = "okay";
+ phandle = <0x10000017>;
+ linux,phandle = <0x10000017>;
+ };
+