u-boot.git/drivers/tpm/Makefile, branch next Unnamed repository; edit this file 'description' to name the repository. tpm: tpm_tis_st33zp24: Remove unused drivers 2025-08-25T10:04:21+00:00 Tom Rini trini@konsulko.com 2025-08-06T14:55:17+00:00 5727df875002ee8233c983aaed923c04a945be8c The tpm_tis_st33zp24_i2c and tpm_tis_st33zp24_spi drivers are unused. Remove them. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> 
The tpm_tis_st33zp24_i2c and tpm_tis_st33zp24_spi drivers are unused.
Remove them.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
global: Rename SPL_TPL_ to PHASE_ 2024-10-11T17:44:48+00:00 Simon Glass sjg@chromium.org 2024-09-30T01:49:54+00:00 5c10c8badf8233cac1593cd2bef4d0379ac9e5bd Use PHASE_ as the symbol to select a particular XPL build. This means that SPL_TPL_ is no-longer set. Update the comment in bootstage to refer to this symbol, instead of SPL_ Signed-off-by: Simon Glass <sjg@chromium.org> 
Use PHASE_ as the symbol to select a particular XPL build. This means
that SPL_TPL_ is no-longer set.

Update the comment in bootstage to refer to this symbol, instead of
SPL_

Signed-off-by: Simon Glass <sjg@chromium.org>
tpm: add support for TPMv2.x I2C chips 2022-05-23T13:33:58+00:00 Eddie James eajames@linux.ibm.com 2022-05-13T18:30:00+00:00 9f971dac9369d0b27e8a3199bf03793d7185f56b Add the tpm2_tis_i2c driver that should support any TPMv2 compliant I2C chips, such as the NPCT75X chip. [Ilias rename priv_auto_alloc_size to priv_auto] Signed-off-by: Eddie James <eajames@linux.ibm.com> Reviewed-by: Joel Stanley <joel@jms.id.au> Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> 
Add the tpm2_tis_i2c driver that should support any TPMv2 compliant
I2C chips, such as the NPCT75X chip.

[Ilias rename priv_auto_alloc_size to priv_auto]
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
tpm: Use the new API on tpm2 spi driver 2021-11-10T19:57:54+00:00 Ilias Apalodimas ilias.apalodimas@linaro.org 2021-11-09T07:02:19+00:00 a5c30c26b28c601a7451ac93b5c5b16c0472d89d Convert our SPI TPM driver and use the newly added API Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> 
Convert our SPI TPM driver and use the newly added API

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
tpm2: Add a TPMv2 MMIO TIS driver 2021-11-10T19:57:54+00:00 Ilias Apalodimas ilias.apalodimas@linaro.org 2021-11-09T07:02:18+00:00 e0ff3489974415873426188c71c613d2d28de6e3 Add support for devices that expose a TPMv2 though MMIO. Apart from those devices, we can use the driver in our QEMU setups and test TPM related code which is difficult to achieve using the sandbox driver (e.g test the EFI TCG2 protocol). It's worth noting that a previous patch added TPMv2 TIS core functions, which the current driver is consuming. Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> 
Add support for devices that expose a TPMv2 though MMIO.
Apart from those devices, we can use the driver in our QEMU setups and
test TPM related code which is difficult to achieve using the sandbox
driver (e.g test the EFI TCG2 protocol).

It's worth noting that a previous patch added TPMv2 TIS core functions,
which the current driver is consuming.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
sandbox: tpm: Split out common nvdata code 2021-08-01T15:05:24+00:00 Simon Glass sjg@chromium.org 2021-07-18T20:17:57+00:00 974c98f26c765f323433b0c52e02ea3a777bc80f We want to support nvdata in TPM2 as well. To avoid code duplicating the associated code, move it into a common file. Drop the special-case logic for the kernel space. This can be handled by the higher-level code now, i.e. in vboot itself. Signed-off-by: Simon Glass <sjg@chromium.org> 
We want to support nvdata in TPM2 as well. To avoid code duplicating the
associated code, move it into a common file.

Drop the special-case logic for the kernel space. This can be handled by
the higher-level code now, i.e. in vboot itself.

Signed-off-by: Simon Glass <sjg@chromium.org>
tpm: Don't include cr50 in TPL/SPL 2021-03-02T20:53:37+00:00 Simon Glass sjg@chromium.org 2021-02-06T21:23:32+00:00 13ad993fc7b01dc833ae56b9f62ad97e1d0db962 At present the security chip is not used in these U-Boot phases. Update the Makefile to exclude it. Fix a few logging statements while we are here. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> 
At present the security chip is not used in these U-Boot phases. Update
the Makefile to exclude it.

Fix a few logging statements while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Merge tag 'dm-pull-6feb20' of https://gitlab.denx.de/u-boot/custodians/u-boot-dm 2020-02-11T15:58:41+00:00 Tom Rini trini@konsulko.com 2020-02-11T15:58:41+00:00 9a8942b53d57149754e0dfc975e0d92d1afd4087 sandbox conversion to SDL2 TPM TEE driver Various minor sandbox video enhancements New driver model core utility functions 
sandbox conversion to SDL2
TPM TEE driver
Various minor sandbox video enhancements
New driver model core utility functions
tpm: Add a driver for H1/Cr50 2020-02-07T14:46:35+00:00 Simon Glass sjg@chromium.org 2020-02-06T16:55:04+00:00 d36856a3850734101c3bb0a3114fb57d44cb783b H1 is a Google security chip present in recent Chromebooks, Pixel phones and other devices. Cr50 is the name of the software that runs on H1 in Chromebooks. This chip is used to handle TPM-like functionality and also has quite a few additional features. Add a driver for this. Signed-off-by: Simon Glass <sjg@chromium.org> 
H1 is a Google security chip present in recent Chromebooks, Pixel phones
and other devices. Cr50 is the name of the software that runs on H1 in
Chromebooks.

This chip is used to handle TPM-like functionality and also has quite a
few additional features.

Add a driver for this.

Signed-off-by: Simon Glass <sjg@chromium.org>
tpm2: ftpm: A driver for firmware TPM running inside TEE 2020-02-06T02:33:46+00:00 Thirupathaiah Annapureddy thiruan@linux.microsoft.com 2020-01-13T07:34:22+00:00 8d73be7a8e47ee57efe57ee17ed393bac1011fce 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 Signed-off-by: Thirupathaiah Annapureddy <thiruan@linux.microsoft.com> 
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

Signed-off-by: Thirupathaiah Annapureddy <thiruan@linux.microsoft.com>