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authorMiquel Raynal <miquel.raynal@bootlin.com>2018-05-15 11:57:21 +0200
committerTom Rini <trini@konsulko.com>2018-05-25 20:12:59 -0400
commiteb46910b4bf03e2651533473dd75267704a6c659 (patch)
treeb47f29dc5a0c380c68ce629cda672e8b8111c514 /drivers/tpm/Kconfig
parentb9dd4fabbeed0fcb8bb1811044266d13df8d379f (diff)
downloadu-boot-eb46910b4bf03e2651533473dd75267704a6c659.tar.gz
tpm: add support for TPMv2.x SPI modules
Add the tpm2_tis_spi driver that should support any TPMv2 compliant (SPI) module. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/tpm/Kconfig')
-rw-r--r--drivers/tpm/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/tpm/Kconfig b/drivers/tpm/Kconfig
index bc11f61e91..2de9862371 100644
--- a/drivers/tpm/Kconfig
+++ b/drivers/tpm/Kconfig
@@ -129,6 +129,16 @@ config TPM_V2
if TPM_V2 && !TPM_V1
+config TPM2_TIS_SPI
+ bool "Enable support for TPMv2.x SPI chips"
+ depends on TPM_V2 && DM_SPI
+ select TPM_DRIVER_SELECTED
+ help
+ This driver supports TPMv2.x devices connected on the SPI bus.
+ The usual TPM operations and the 'tpm' command can be used to talk
+ to the device using the standard TPM Interface Specification (TIS)
+ protocol.
+
endif # TPM_V2
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