[PATCH v2 5/6] drivers: tpm: atmel_twi: implement get_desc operation

Simon Glass sjg at chromium.org
Thu Nov 25 01:12:05 CET 2021


On Wed, 10 Nov 2021 at 21:06, Mathew McBride <matt at traverse.com.au> wrote:
>
> Without get_desc, the tpm command will not provide a
> description of the device in 'tpm device' or 'tpm info'.
>
> Due to the characteristics of the Atmel TPM it isn't
> possible to determine certain attributes (e.g open/close
> status) without using the TPM stack (compare Infineon
> and ST TPM drivers), so just print out the chip model
> and udevice name as the identifier.
>
> Signed-off-by: Mathew McBride <matt at traverse.com.au>
> ---
>  drivers/tpm/tpm_atmel_twi.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)

Reviewed-by: Simon Glass <sjg at chromium.org>


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