doc: device-tree-bindings: add Sandbox TPMv2.0 module info

Add Sandbox TPMv2.0 module bindings.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>

diff --git a/doc/device-tree-bindings/tpm2/sandbox.txt b/doc/device-tree-bindings/tpm2/sandbox.txt
new file mode 100644 (file)
index 0000000..3d0f727
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+++ b/doc/device-tree-bindings/tpm2/sandbox.txt
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+Sandbox TPMv2.0 bindings
+------------------------
+
+Required properties:
+- compatible           : Should be "sandbox,tpm2"
+
+Example:
+
+       tpm {
+               compatible = "sandbox,tpm2";
+       };