1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig
index f5fc64f89c5c..4dc338f3d1aa 100644
--- a/drivers/char/tpm/Kconfig
+++ b/drivers/char/tpm/Kconfig
@@ -17,14 +17,16 @@ menuconfig TCG_TPM
           obtained at: <http://sourceforge.net/projects/trousers>.  To 
           compile this driver as a module, choose M here; the module 
           will be called tpm. If unsure, say N.
-          Note: For more TPM drivers enable CONFIG_PNP, CONFIG_ACPI
+          Notes:
+          1) For more TPM drivers enable CONFIG_PNP, CONFIG_ACPI
           and CONFIG_PNPACPI.
+          2) Without ACPI enabled, the BIOS event log won't be accessible,
+          which is required to validate the PCR 0-7 values.
 
 if TCG_TPM
 
 config TCG_TIS
         tristate "TPM Interface Specification 1.2 Interface"
-        depends on PNP
         ---help---
           If you have a TPM security chip that is compliant with the
           TCG TIS 1.2 TPM specification say Yes and it will be accessible