This patch set adds support for TPM devices that implement the I2C interface defined by TCG PTP specification: https://trustedcomputinggroup.org/wp-content/uploads/TCG_PC_Client_Platform_TPM_Profile_PTP_2.0_r1.03_v22.pdf The driver was tested on Raspberry-Pie 3, using Nuvoton NPCT75X TPM. changes ------- v2: - Extended device tree binding description v1: - Initial version Oshri Alkoby (2): dt-bindings: tpm: add the TPM I2C PTP device tree binding documentation char: tpm: add new driver for tpm i2c ptp .../bindings/security/tpm/tpm-i2c-ptp.txt | 24 + drivers/char/tpm/Kconfig | 22 + drivers/char/tpm/Makefile | 1 + drivers/char/tpm/tpm_i2c_ptp.c | 1099 +++++++++++++++++ 4 files changed, 1146 insertions(+) create mode 100644 Documentation/devicetree/bindings/security/tpm/tpm-i2c-ptp.txt create mode 100644 drivers/char/tpm/tpm_i2c_ptp.c -- 2.18.0