1config TPM_BACKEND 2 bool 3 depends on TPM 4 5config TPM_TIS_ISA 6 bool 7 depends on TPM && ISA_BUS 8 select TPM_TIS 9 10config TPM_TIS_SYSBUS 11 bool 12 depends on TPM 13 select TPM_TIS 14 15config TPM_TIS 16 bool 17 depends on TPM 18 select TPM_BACKEND 19 20config TPM_CRB 21 bool 22 depends on TPM && PC 23 select TPM_BACKEND 24 25config TPM_PASSTHROUGH 26 bool 27 default y 28 # FIXME: should check for x86 host as well 29 depends on TPM_BACKEND && LINUX 30 31config TPM_EMULATOR 32 bool 33 default y 34 depends on TPM_BACKEND 35 36config TPM_SPAPR 37 bool 38 default y 39 depends on TPM && PSERIES 40 select TPM_BACKEND 41