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authorSasha Levin <sashal@kernel.org>2019-07-05 23:47:45 +0300
committerJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>2019-09-02 17:08:35 +0300
commit09e574831b277a3f77d78ceadd08a3859a84fdb3 (patch)
tree6f9d1a838696518093b669c2fbdb676d1f7c2c9d /drivers/char/tpm/Kconfig
parent28eba2fddd5a4292bf9e3dc55193728f3055b782 (diff)
downloadlinux-09e574831b277a3f77d78ceadd08a3859a84fdb3.tar.xz
tpm/tpm_ftpm_tee: A driver for firmware TPM running inside TEE
Add a driver for a firmware TPM running inside TEE. Documentation of the firmware TPM: https://www.microsoft.com/en-us/research/publication/ftpm-software-implementation-tpm-chip/ . Implementation of the firmware TPM: https://github.com/Microsoft/ms-tpm-20-ref/tree/master/Samples/ARM32-FirmwareTPM Tested-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> Tested-by: Thirupathaiah Annapureddy <thiruan@microsoft.com> Signed-off-by: Thirupathaiah Annapureddy <thiruan@microsoft.com> Co-authored-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Diffstat (limited to 'drivers/char/tpm/Kconfig')
-rw-r--r--drivers/char/tpm/Kconfig5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig
index 88a3c06fc153..9c37047f4b56 100644
--- a/drivers/char/tpm/Kconfig
+++ b/drivers/char/tpm/Kconfig
@@ -164,6 +164,11 @@ config TCG_VTPM_PROXY
/dev/vtpmX and a server-side file descriptor on which the vTPM
can receive commands.
+config TCG_FTPM_TEE
+ tristate "TEE based fTPM Interface"
+ depends on TEE && OPTEE
+ help
+ This driver proxies for firmware TPM running in TEE.
source "drivers/char/tpm/st33zp24/Kconfig"
endif # TCG_TPM