On Tue, Mar 6, 2018 at 2:05 PM, Pavel Machek <pavel@xxxxxx> wrote:
> On Tue 2018-03-06 13:54:16, Andrew Lunn wrote:
>> On Tue, Mar 06, 2018 at 01:40:02PM +0100, Pavel Machek wrote:
>> > Hi!
>> >
>> > > Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@xxxxxxxxxxxxxxx>
>> > > ---
>> > > .../devicetree/bindings/peci/peci-aspeed.txt | 73 ++++++++++++++++++++++
>> > > 1 file changed, 73 insertions(+)
>> > > create mode 100644 Documentation/devicetree/bindings/peci/peci-aspeed.txt
>> > >
>> > > diff --git a/Documentation/devicetree/bindings/peci/peci-aspeed.txt b/Documentation/devicetree/bindings/peci/peci-aspeed.txt
>> > > new file mode 100644
>> > > index 000000000000..8a86f346d550
>> > > --- /dev/null
>> > > +++ b/Documentation/devicetree/bindings/peci/peci-aspeed.txt
>> > > @@ -0,0 +1,73 @@
>> > > +Device tree configuration for PECI buses on the AST24XX and AST25XX SoCs.
>> >
>> > Are these SoCs x86-based?
>>
>> ARM, as far as i can tell. If i get the architecture correct, these
>> are BMC, Board Management Controllers, looking after the main x86 CPU,
>> stopping it overheating, controlling the power supplies, remote
>> management, etc.
>
> Ok, so with x86 machine, I get arm-based one for free. I get it. Is
> user able to run his own kernel on the arm system, or is it locked
> down, TiVo style?
In the past, they were all locked down, the team submitting those
patches in working on changing that. Have a look for OpenBMC.
Arnd
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