Hi Marek,

On Sun, Sep 30, 2012 at 4:24 PM, Marek Vasut <ma...@denx.de> wrote:
> Dear Simon Glass,
>
>> Hi Marek,
>>
>> On Sun, Sep 30, 2012 at 11:09 AM, Marek Vasut <ma...@denx.de> wrote:
>> > Dear Vadim Bendebury,
>> >
>> >> On Sun, Sep 30, 2012 at 10:36 AM, Marek Vasut <ma...@denx.de> wrote:
>> >> > The driver is not used anywhere. It is a dead code and it seems to
>> >> > be falling apart slowly due to bitrot. Remove this driver.
>> >>
>> >> This driver is used in several chromeOS devices which have not quite
>> >> made it upstream yet. Why does it seem falling apart?
>> >
>> > Noone tested it every since, it seems unmaintained to me. This it is only
>> > logical to drop it if there are no users. Will the chromium devices ever
>> > make it upstream?
>>
>> The TPM code is used by coreboot and Tegra Seaboard, both of which are
>> upstream. We are working hard on a third :-)
>
> Where do you enable it on either board? I see this:

OK I see, it seems we are missing some patches upstream. I will
prepare a patch to enable for chromebook-x86.

>
> $ git grep CONFIG_GENERIC_LPC_TPM
> Makefile:LIBS-$(CONFIG_GENERIC_LPC_TPM) += drivers/tpm/libtpm.o
> README:         CONFIG_GENERIC_LPC_TPM
> drivers/tpm/Makefile:COBJS-$(CONFIG_GENERIC_LPC_TPM) = generic_lpc_tpm.o
>
>> If there is a build problem, please can you let us know?
>
> I don't know, it's not enabled anywhere. It's just code that is there but 
> noone
> uses it.

I recall a discussion about it, but perhaps nothing happened after
that. Very much don't want this driver removed, as we are working on
upstreaming another board which uses it.

Regards,
Simon

>
>> Regards,
>> Simon
>>
>> >> cheers,
>> >> /vb
>> >>
>> >> > Signed-off-by: Marek Vasut <ma...@denx.de>
>> >> > Cc: Vadim Bendebury <vben...@chromium.org>
>> >> > Cc: Tom Rini <tr...@ti.com>
>> >> > ---
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