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kernel: modules: Add tpm-tis-spi

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Add a module for tpm-tis-spi for TCG TIS 1.3 TPM security chips
connected to a regular non-tcg SPI master.

Add imx target compatibility for kmod-tpm.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Link: https://github.com/openwrt/openwrt/pull/21726
Signed-off-by: Robert Marko <robimarko@gmail.com>
(cherry picked from commit 92a94dc9b0df12111e4c81ff1a280e32deb5eba3)
Link: https://github.com/openwrt/openwrt/pull/21781
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit 7c22ba7b333eeea4725603a5d55d9dbef2860959)
This commit is contained in:
Tim Harvey 2026-01-26 17:17:26 -08:00 committed by ahmed sassi
parent a4707ba611
commit 5e7fa3fea9
1 changed files with 22 additions and 1 deletions
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23
package/kernel/linux/modules/other.mk
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@ -1057,7 +1057,7 @@ $(eval $(call KernelPackage,tpm))
define KernelPackage/tpm-tis
SUBMENU:=$(OTHER_MENU)
TITLE:=TPM TIS 1.2 Interface / TPM 2.0 FIFO Interface
DEPENDS:= @TARGET_x86 +kmod-tpm
DEPENDS:= @(TARGET_x86||TARGET_imx) +kmod-tpm
KCONFIG:= CONFIG_TCG_TIS
FILES:= \
$(LINUX_DIR)/drivers/char/tpm/tpm_tis.ko \
@ -1074,6 +1074,27 @@ endef
$(eval $(call KernelPackage,tpm-tis))
define KernelPackage/tpm-tis-spi
SUBMENU:=$(OTHER_MENU)
TITLE:=TPM TIS 1.3 Interface SPI Interface
DEPENDS:= +kmod-tpm-tis +kmod-spi-dev
KCONFIG:= CONFIG_TCG_TIS_SPI \
CONFIG_TCG_TIS_SPI_CR50=n
FILES:= \
$(LINUX_DIR)/drivers/char/tpm/tpm_tis_spi.ko
AUTOLOAD:=$(call AutoLoad,20,tpm_tis_spi,1)
endef
define KernelPackage/tpm-tis-spi/description
If you have a TPM security chip which is connected to a regular,
non-tcg SPI master that is compliant with the
TCG TIS 1.3 TPM specification (TPM1.2) or the TCG PTP FIFO
specification (TPM2.0) say Yes and it will be accessible from
within Linux.
endef
$(eval $(call KernelPackage,tpm-tis-spi))
define KernelPackage/tpm-i2c-atmel
SUBMENU:=$(OTHER_MENU)
TITLE:=TPM I2C Atmel Support