From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oshri Alkoby Subject: [PATCH v1 1/2] dt-bindings: tpm: add the TPM I2C PTP device tree binding documentation Date: Wed, 26 Jun 2019 01:35:02 +0300 Message-ID: <20190625223503.367710-2-oshrialkoby85@gmail.com> References: <20190625223503.367710-1-oshrialkoby85@gmail.com> Return-path: In-Reply-To: <20190625223503.367710-1-oshrialkoby85@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, peterhuewe@gmx.de, jarkko.sakkinen@linux.intel.com, jgg@ziepe.ca, arnd@arndb.de, gregkh@linuxfoundation.org, oshrialkoby85@gmail.com, oshri.alkoby@nuvoton.com Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-integrity@vger.kernel.org, gcwilson@us.ibm.com, kgoldman@us.ibm.com, nayna@linux.vnet.ibm.com, tomer.maimon@nuvoton.com List-Id: devicetree@vger.kernel.org Signed-off-by: Oshri Alkoby --- .../bindings/security/tpm/tpm-i2c-ptp.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Documentation/devicetree/bindings/security/tpm/tpm-i2c-ptp.txt diff --git a/Documentation/devicetree/bindings/security/tpm/tpm-i2c-ptp.txt b/Documentation/devicetree/bindings/security/tpm/tpm-i2c-ptp.txt new file mode 100644 index 000000000000..6bd512f023a4 --- /dev/null +++ b/Documentation/devicetree/bindings/security/tpm/tpm-i2c-ptp.txt @@ -0,0 +1,17 @@ +* Device Tree Bindings for I2C PTP based Trusted Platform Module(TPM) + +Required properties: + +- compatible : Should be "tcg,tpm_i2c_ptp" +- reg : Address on the bus +- tpm-pirq : Input gpio pin, used for host interrupts + +Example (for Raspberry Pie 3 Board with Nuvoton's NPCT75X (2.0) +------------------------------------------------------------------- + +tpm_i2c_ptp: tpm_i2c_ptp@2e { + + compatible = "tcg,tpm_i2c_ptp"; + reg = <0x2e>; + tpm-pirq = <&gpio 24 GPIO_ACTIVE_HIGH>; +}; -- 2.18.0