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authorVladimir Serbinenko <phcoder@gmail.com>2015-05-18 10:46:57 +0200
committerVladimir Serbinenko <phcoder@gmail.com>2015-05-27 22:25:45 +0200
commitce58a4e0021eb1b1bb6ab26bdb3bbbff26a5ad83 (patch)
tree7d5f1e04a941ab2bd22d93d4ec1a84c911ba7137 /src/drivers/pc80/tpm/Kconfig
parenta93c0143ac79f937f774b99e4afedee6a20eb5d3 (diff)
Deactivate TPM
Just not exporting TPM isn't good enough as it can still be accessed. You need to send it a deactivate command. Change-Id: I3eb84660949c2d1e2b492d541e01d4ba78037630 Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/10270 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/drivers/pc80/tpm/Kconfig')
-rw-r--r--src/drivers/pc80/tpm/Kconfig7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/drivers/pc80/tpm/Kconfig b/src/drivers/pc80/tpm/Kconfig
index fc9270be58..148387128d 100644
--- a/src/drivers/pc80/tpm/Kconfig
+++ b/src/drivers/pc80/tpm/Kconfig
@@ -37,3 +37,10 @@ config SKIP_TPM_STARTUP_ON_NORMAL_BOOT
depends on LPC_TPM
help
Skip TPM init on normal boot. Useful if payload does TPM init.
+
+config TPM_DEACTIVATE
+ bool "Deactivate TPM"
+ default n
+ depends on LPC_TPM
+ help
+ Deactivate TPM by issuing deactivate command.