[PATCH 1/3] Add support for TPM devices over I2C bus

[Ninad Palsule <ninad@linux.ibm.com>]

This is a documentation change for I2C TPM device support.

Qemu already supports devices attached to ISA and sysbus.
This drop adds support for the I2C bus attached TPM devices.

Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
---
 docs/specs/tpm.rst | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/docs/specs/tpm.rst b/docs/specs/tpm.rst
index 535912a92b..79a79f0640 100644
--- a/docs/specs/tpm.rst
+++ b/docs/specs/tpm.rst
@@ -21,11 +21,14 @@ QEMU files related to TPM TIS interface:
  - ``hw/tpm/tpm_tis_common.c``
  - ``hw/tpm/tpm_tis_isa.c``
  - ``hw/tpm/tpm_tis_sysbus.c``
+ - ``hw/tpm/tpm_tis_i2c.c``
  - ``hw/tpm/tpm_tis.h``
 
 Both an ISA device and a sysbus device are available. The former is
 used with pc/q35 machine while the latter can be instantiated in the
-Arm virt machine.
+Arm virt machine. An I2C device support is also added which can be
+instantiated in the arm based emulation machine. I2C model only supports
+TPM2 protocol.
 
 CRB interface
 -------------
-- 
2.37.2