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dt-bindings: misc: add property to support non-secure DSP

Add property to set DSP domain as non-secure. ADSP/MDSP/SDSP are by default secured, where as CDSP can be either be secured/unsecured. non-secured Compute DSP would allow users to load unsigned process and run hexagon instructions, but limiting access to secured hardware within the DSP. Based on this flag device nodes for secured and unsecured are created.

Jeya R committed 4 years ago

Commit fb423871 parent 6c16fd81 file · +5 −0Browse files

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Documentation/devicetree/bindings/misc/qcom,fastrpc.txt+5−0
@@ -17,6 +17,11 @@ other tasks. · 16 unmodified lines
1717 Definition: should specify the dsp domain name this fastrpc
1818 corresponds to. must be one of this: "adsp", "mdsp", "sdsp", "cdsp"
1919
20+- qcom,non-secure-domain:
21+ Usage: required
22+ Value type: <boolean>
23+ Definition: Property to specify that dsp domain is non-secure.
24+
2025 - #address-cells
2126 Usage: required
2227 Value type: <u32>